
Ladedaten-Spezifikationen
Ladedaten für Kaliber .280 Rem. mit Geschoss .284 | 145gr | Speer Hot-Cor und 87 Pulvers. Die wichtigsten zugrunde liegenden Parameter sind in der obigen Tabelle dargestellt. Die empfohlenen Pulver für diese Patronen-Geschoss-Kombination sind ReloadSwiss RS 70, Alliant Reloder-17 und ReloadSwiss RS 60.
Wichtiger Hinweis: Gehen Sie NICHT unter die Mindestladung oder über die Maximalladung. Da wir keine Kontrolle über die verwendete Ausrüstung und Komponenten haben, wird jegliche Verantwortung und Haftung für die erzielten Ergebnisse abgelehnt.
Es werden nur Pulver/Ladungen angezeigt, die den aktuellen Filterkriterien entsprechen: Maximaldruck einer Ladung ≤ 90% des standardisierten Maximaldrucks, Ladedichte ≥ 80% und Pulverabbrand ≥ 95%. Verwenden Sie die Schieberegler oberhalb der Tabellen, um diese Schwellenwerte anzupassen.
Ladung: Pulvergewicht in Grain. Beginnen Sie mit der Mindestladung und steigern Sie diese vorsichtig.
FR (Ladedichte): Hülsenfüllung in Prozent. Werte über 100% bedeuten komprimierte Ladungen.
MaxP / %: Maximaler Kammerdruck in bar sowie als Prozentsatz des standardisierten Maximums für dieses Kaliber.
V(0): Mündungsgeschwindigkeit in Fuß pro Sekunde (fps) bei standardisierter Lauflänge.
z (Pulverabbrand): Geschätzter Pulverabbrand in Prozent beim Austritt des Geschosses.
Für die Verwendung des personalisierten Ladungsrechners ist eine gültige Zugriffslizenz erforderlich.
Weitere Informationen finden Sie in unseren FAQ: Wie kann ich den personalisierten Ladungsrechner verwenden?
Maximallast - Lauflänge: 61.0 cm
| Pulver | Ladung | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2495 | <<locked>> | 84% | 3,612 bar | 89% | 834 m/s | 100% |
| Accurate 2700 | <<locked>> | 84% | 3,516 bar | 87% | 834 m/s | 97% |
| Accurate 3100ᴾ | <<locked>> | 100% | 3,214 bar | 79% | 840 m/s | 97.8% |
| Accurate 4064 | <<locked>> | 86% | 3,624 bar | 89% | 850 m/s | 100% |
| Accurate 4350 | <<locked>> | 94% | 3,630 bar | 90% | 876 m/s | 99.7% |
| ADI AR 2206H | <<locked>> | 82% | 3,603 bar | 89% | 857 m/s | 100% |
| ADI AR 2208 | <<locked>> | 86% | 3,472 bar | 86% | 843 m/s | 99.7% |
| ADI AR 2209 | <<locked>> | 98% | 3,501 bar | 86% | 869 m/s | 96% |
| Alliant Power Pro 2000-MR | <<locked>> | 84% | 3,583 bar | 88% | 892 m/s | 99.9% |
| Alliant Power Pro Varmint | <<locked>> | 82% | 3,654 bar | 90% | 861 m/s | 100% |
| Alliant Reloder- TS 15.5 | <<locked>> | 86% | 3,482 bar | 86% | 850 m/s | 100% |
| Alliant Reloder-15 | <<locked>> | 84% | 3,512 bar | 87% | 856 m/s | 99.8% |
| Alliant Reloder-16 | <<locked>> | 94% | 3,474 bar | 86% | 878 m/s | 99.8% |
| Alliant Reloder-17 | <<locked>> | 90% | 3,523 bar | 87% | 886 m/s | 100% |
| Alliant Reloder-19ᴾ | <<locked>> | 100% | 3,655 bar | 90% | 882 m/s | 96.7% |
| Alliant Reloder-23ᴾ | <<locked>> | 100% | 3,039 bar | 75% | 848 m/s | 99.8% |
| Alliant Reloder-25ᴾ | <<locked>> | 100% | 2,666 bar | 66% | 817 m/s | 96.2% |
| Alliant Reloder-26ᴾ | <<locked>> | 100% | 3,438 bar | 85% | 902 m/s | 99.5% |
| Baschieri & Pellagri 107 | <<locked>> | 82% | 3,587 bar | 89% | 861 m/s | 99.7% |
| Bofors RP3 | <<locked>> | 86% | 3,503 bar | 86% | 853 m/s | 100% |
| Bofors RP7 | <<locked>> | 90% | 3,503 bar | 86% | 845 m/s | 97.2% |
| Hodgdon H380 | <<locked>> | 86% | 3,563 bar | 88% | 858 m/s | 99.4% |
| Hodgdon H414 | <<locked>> | 92% | 3,559 bar | 88% | 874 m/s | 98% |
| Hodgdon H4350 | <<locked>> | 90% | 3,596 bar | 89% | 863 m/s | 96.8% |
| Hodgdon H4895 | <<locked>> | 82% | 3,644 bar | 90% | 860 m/s | 100% |
| Hodgdon Hybrid 100V | <<locked>> | 96% | 3,460 bar | 85% | 855 m/s | 100% |
| Hodgdon LEVERevolution | <<locked>> | 84% | 3,625 bar | 90% | 870 m/s | 100% |
| Hodgdon Superformance | <<locked>> | 92% | 3,569 bar | 88% | 884 m/s | 97.7% |
| Hodgdon TrailBossᴾ | <<locked>> | 100% | 2,482 bar | 61% | 537 m/s | 100% |
| Hodgdon VARGET | <<locked>> | 82% | 3,498 bar | 86% | 845 m/s | 100% |
| IMR 3031 | <<locked>> | 82% | 3,659 bar | 90% | 854 m/s | 100% |
| IMR 4064 | <<locked>> | 86% | 3,654 bar | 90% | 854 m/s | 99.9% |
| IMR 4166 Enduron | <<locked>> | 84% | 3,611 bar | 89% | 846 m/s | 98% |
| IMR 4350 | <<locked>> | 94% | 3,548 bar | 88% | 855 m/s | 97.3% |
| IMR 4451 Enduron | <<locked>> | 90% | 3,633 bar | 90% | 856 m/s | 97.9% |
| IMR 4831 | <<locked>> | 94% | 3,428 bar | 85% | 857 m/s | 99.5% |
| IMR 4895 | <<locked>> | 84% | 3,599 bar | 89% | 865 m/s | 100% |
| Lovex D073.6 | <<locked>> | 82% | 3,592 bar | 89% | 849 m/s | 100% |
| Lovex S060 | <<locked>> | 82% | 3,552 bar | 88% | 835 m/s | 100% |
| Lovex S062 | <<locked>> | 86% | 3,657 bar | 90% | 852 m/s | 100% |
| Lovex S065 | <<locked>> | 92% | 3,612 bar | 89% | 854 m/s | 99% |
| Lovex S070 | <<locked>> | 92% | 3,465 bar | 86% | 849 m/s | 97.8% |
| Norma 201 | <<locked>> | 82% | 3,530 bar | 87% | 841 m/s | 100% |
| Norma 202 | <<locked>> | 82% | 3,578 bar | 88% | 842 m/s | 100% |
| Norma 203B | <<locked>> | 84% | 3,464 bar | 86% | 852 m/s | 99.9% |
| Norma 204 | <<locked>> | 94% | 3,559 bar | 88% | 867 m/s | 96.1% |
| Norma MRPᴾ | <<locked>> | 100% | 3,402 bar | 84% | 887 m/s | 97.5% |
| Norma URP | <<locked>> | 94% | 3,563 bar | 88% | 872 m/s | 99.6% |
| Ramshot Big Game | <<locked>> | 84% | 3,477 bar | 86% | 858 m/s | 99.9% |
| Ramshot Hunter | <<locked>> | 94% | 3,468 bar | 86% | 870 m/s | 98.5% |
| ReloadSwiss RS 14ᴾ | <<locked>> | 100% | 2,526 bar | 62% | 550 m/s | 100% |
| ReloadSwiss RS 50 | <<locked>> | 86% | 3,572 bar | 88% | 852 m/s | 98.4% |
| ReloadSwiss RS 52 | <<locked>> | 82% | 3,517 bar | 87% | 873 m/s | 99.8% |
| ReloadSwiss RS 60 | <<locked>> | 88% | 3,499 bar | 86% | 885 m/s | 100% |
| ReloadSwiss RS 62 | <<locked>> | 94% | 3,615 bar | 89% | 884 m/s | 99.6% |
| ReloadSwiss RS 70 | <<locked>> | 94% | 3,543 bar | 87% | 890 m/s | 99.4% |
| Rottweil R 902 | <<locked>> | 84% | 3,565 bar | 88% | 841 m/s | 100% |
| Rottweil R 903 | <<locked>> | 88% | 3,514 bar | 87% | 852 m/s | 100% |
| Rottweil R 905ᴾ | <<locked>> | 100% | 3,592 bar | 89% | 878 m/s | 96.7% |
| Rottweil R 907 | <<locked>> | 90% | 3,503 bar | 86% | 845 m/s | 97.2% |
| Shooters World Long Rifle | <<locked>> | 92% | 3,612 bar | 89% | 854 m/s | 99% |
| Shooters World Match Rifle | <<locked>> | 82% | 3,592 bar | 89% | 849 m/s | 100% |
| Shooters World Precision | <<locked>> | 86% | 3,657 bar | 90% | 852 m/s | 100% |
| Shooters World SW4350 | <<locked>> | 92% | 3,465 bar | 86% | 849 m/s | 97.8% |
| SNPE Vectan SP 11 | <<locked>> | 88% | 3,620 bar | 89% | 871 m/s | 100% |
| SNPE Vectan SP 9 | <<locked>> | 82% | 3,492 bar | 86% | 847 m/s | 99.9% |
| SNPE Vectan Tubal 3000 | <<locked>> | 82% | 3,614 bar | 89% | 823 m/s | 100% |
| SNPE Vectan Tubal 5000 | <<locked>> | 88% | 3,641 bar | 90% | 823 m/s | 100% |
| SNPE Vectan Tubal 7000 | <<locked>> | 92% | 3,612 bar | 89% | 840 m/s | 98% |
| SNPE Vectan Tubal 8000ᴾ | <<locked>> | 100% | 3,558 bar | 88% | 876 m/s | 96.5% |
| Somchem S335 | <<locked>> | 82% | 3,581 bar | 88% | 822 m/s | 100% |
| Somchem S341 | <<locked>> | 82% | 3,652 bar | 90% | 854 m/s | 100% |
| Somchem S355 | <<locked>> | 88% | 3,545 bar | 88% | 853 m/s | 100% |
| Somchem S365 | <<locked>> | 96% | 3,448 bar | 85% | 873 m/s | 100% |
| Somchem S385ᴾ | <<locked>> | 100% | 3,634 bar | 90% | 871 m/s | 97.6% |
| Vihtavuori N133 | <<locked>> | 82% | 3,643 bar | 90% | 819 m/s | 100% |
| Vihtavuori N135 | <<locked>> | 84% | 3,579 bar | 88% | 831 m/s | 100% |
| Vihtavuori N140 | <<locked>> | 84% | 3,594 bar | 89% | 835 m/s | 100% |
| Vihtavuori N150 | <<locked>> | 90% | 3,609 bar | 89% | 845 m/s | 100% |
| Vihtavuori N160 | <<locked>> | 92% | 3,476 bar | 86% | 854 m/s | 99.4% |
| Vihtavuori N540 | <<locked>> | 84% | 3,479 bar | 86% | 833 m/s | 100% |
| Vihtavuori N550 | <<locked>> | 94% | 3,665 bar | 90% | 873 m/s | 99.6% |
| Vihtavuori N555ᴾ | <<locked>> | 100% | 3,379 bar | 83% | 871 m/s | 99.7% |
| Winchester 6.5 StaBALL | <<locked>> | 92% | 3,453 bar | 85% | 847 m/s | 100% |
| Winchester 760 | <<locked>> | 92% | 3,577 bar | 88% | 875 m/s | 98% |
| Winchester StaBALL HDᴾ | <<locked>> | 100% | 2,729 bar | 67% | 856 m/s | 99.9% |
| Winchester StaBALL Match | <<locked>> | 82% | 3,494 bar | 86% | 851 m/s | 100% |
Empfohlen = eines der besten Pulver für diese Patronen-Geschoss-Kombination.
Startladung - Lauflänge: 61.0 cm
| Pulver | Ladung | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2495 | <<locked>> | 80% | 3,181 bar | 79% | 806 m/s | 100% |
| Accurate 2700 | <<locked>> | 80% | 3,082 bar | 76% | 800 m/s | 95.5% |
| Accurate 3100 | <<locked>> | 94% | 2,619 bar | 65% | 789 m/s | 95.5% |
| Accurate 4064 | <<locked>> | 80% | 3,009 bar | 74% | 806 m/s | 100% |
| Accurate 4350 | <<locked>> | 80% | 2,242 bar | 55% | 755 m/s | 95.4% |
| ADI AR 2206H | <<locked>> | 80% | 3,394 bar | 84% | 841 m/s | 99.9% |
| ADI AR 2208 | <<locked>> | 80% | 2,874 bar | 71% | 795 m/s | 98.6% |
| ADI AR 2209 | <<locked>> | 96% | 3,270 bar | 81% | 850 m/s | 95.1% |
| Alliant Power Pro 2000-MR | <<locked>> | 80% | 3,126 bar | 77% | 856 m/s | 99.3% |
| Alliant Power Pro Varmint | <<locked>> | 80% | 3,437 bar | 85% | 845 m/s | 100% |
| Alliant Reloder- TS 15.5 | <<locked>> | 80% | 2,876 bar | 71% | 802 m/s | 99.6% |
| Alliant Reloder-15 | <<locked>> | 80% | 3,088 bar | 76% | 823 m/s | 99.2% |
| Alliant Reloder-16 | <<locked>> | 80% | 2,240 bar | 55% | 758 m/s | 95.5% |
| Alliant Reloder-17 | 48 gr | 3.11 g | 80% | 2,500 bar | 62% | 796 m/s | 98.6% |
| Alliant Reloder-19 | <<locked>> | 96% | 3,217 bar | 79% | 847 m/s | 95.1% |
| Alliant Reloder-23 | <<locked>> | 86% | 1,954 bar | 48% | 731 m/s | 95.2% |
| Alliant Reloder-25 | <<locked>> | 98% | 2,512 bar | 62% | 799 m/s | 95.2% |
| Alliant Reloder-26 | <<locked>> | 90% | 2,412 bar | 60% | 804 m/s | 95.7% |
| Baschieri & Pellagri 107 | <<locked>> | 80% | 3,360 bar | 83% | 845 m/s | 99.4% |
| Bofors RP3 | <<locked>> | 80% | 2,883 bar | 71% | 805 m/s | 99.6% |
| Bofors RP7 | <<locked>> | 84% | 2,918 bar | 72% | 797 m/s | 95% |
| Hodgdon H380 | <<locked>> | 80% | 2,924 bar | 72% | 807 m/s | 97.9% |
| Hodgdon H414 | <<locked>> | 86% | 2,920 bar | 72% | 822 m/s | 95.8% |
| Hodgdon H4350 | <<locked>> | 86% | 3,151 bar | 78% | 828 m/s | 95.2% |
| Hodgdon H4895 | <<locked>> | 80% | 3,427 bar | 85% | 845 m/s | 100% |
| Hodgdon Hybrid 100V | <<locked>> | 80% | 2,064 bar | 51% | 728 m/s | 96.3% |
| Hodgdon LEVERevolution | <<locked>> | 80% | 3,164 bar | 78% | 837 m/s | 99.9% |
| Hodgdon Superformance | <<locked>> | 86% | 2,880 bar | 71% | 826 m/s | 95% |
| Hodgdon TrailBoss | <<locked>> | 80% | 1,845 bar | 46% | 479 m/s | 100% |
| Hodgdon VARGET | <<locked>> | 80% | 3,272 bar | 81% | 828 m/s | 99.9% |
| IMR 3031 | <<locked>> | 80% | 3,431 bar | 85% | 839 m/s | 100% |
| IMR 4064 | <<locked>> | 80% | 3,021 bar | 75% | 805 m/s | 99.1% |
| IMR 4166 Enduron | <<locked>> | 80% | 3,185 bar | 79% | 813 m/s | 96.7% |
| IMR 4350 | <<locked>> | 88% | 2,943 bar | 73% | 806 m/s | 95.1% |
| IMR 4451 Enduron | <<locked>> | 82% | 2,846 bar | 70% | 790 m/s | 95.2% |
| IMR 4831 | <<locked>> | 80% | 2,173 bar | 54% | 742 m/s | 95.1% |
| IMR 4895 | <<locked>> | 80% | 3,167 bar | 78% | 832 m/s | 99.7% |
| Lovex D073.6 | <<locked>> | 80% | 3,375 bar | 83% | 834 m/s | 100% |
| Lovex S060 | <<locked>> | 80% | 3,345 bar | 83% | 819 m/s | 99.8% |
| Lovex S062 | <<locked>> | 80% | 3,027 bar | 75% | 806 m/s | 99.9% |
| Lovex S065 | <<locked>> | 80% | 2,499 bar | 62% | 759 m/s | 95.2% |
| Lovex S070 | <<locked>> | 86% | 2,870 bar | 71% | 800 m/s | 95.8% |
| Norma 201 | <<locked>> | 80% | 3,320 bar | 82% | 825 m/s | 100% |
| Norma 202 | <<locked>> | 80% | 3,344 bar | 83% | 826 m/s | 100% |
| Norma 203B | <<locked>> | 80% | 3,045 bar | 75% | 819 m/s | 99.5% |
| Norma 204 | <<locked>> | 92% | 3,344 bar | 83% | 851 m/s | 95.3% |
| Norma MRP | <<locked>> | 96% | 2,964 bar | 73% | 849 m/s | 95.7% |
| Norma URP | <<locked>> | 80% | 2,254 bar | 56% | 755 m/s | 95.3% |
| Ramshot Big Game | <<locked>> | 80% | 3,038 bar | 75% | 824 m/s | 99.4% |
| Ramshot Hunter | <<locked>> | 86% | 2,668 bar | 66% | 801 m/s | 95.6% |
| ReloadSwiss RS 14 | <<locked>> | 80% | 1,874 bar | 46% | 490 m/s | 100% |
| ReloadSwiss RS 50 | <<locked>> | 80% | 2,934 bar | 72% | 801 m/s | 96.4% |
| ReloadSwiss RS 52 | <<locked>> | 80% | 3,298 bar | 81% | 857 m/s | 99.6% |
| ReloadSwiss RS 60 | 48 gr | 3.11 g | 80% | 2,658 bar | 66% | 816 m/s | 100% |
| ReloadSwiss RS 62 | <<locked>> | 82% | 2,383 bar | 59% | 777 m/s | 95.8% |
| ReloadSwiss RS 70 | 51.2 gr | 3.32 g | 84% | 2,517 bar | 62% | 796 m/s | 95.8% |
| Rottweil R 902 | <<locked>> | 80% | 3,151 bar | 78% | 810 m/s | 100% |
| Rottweil R 903 | <<locked>> | 80% | 2,713 bar | 67% | 788 m/s | 99.2% |
| Rottweil R 905 | <<locked>> | 96% | 3,137 bar | 77% | 842 m/s | 95% |
| Rottweil R 907 | <<locked>> | 84% | 2,918 bar | 72% | 797 m/s | 95% |
| Shooters World Long Rifle | <<locked>> | 80% | 2,499 bar | 62% | 759 m/s | 95.2% |
| Shooters World Match Rifle | <<locked>> | 80% | 3,375 bar | 83% | 834 m/s | 100% |
| Shooters World Precision | <<locked>> | 80% | 3,027 bar | 75% | 806 m/s | 99.9% |
| Shooters World SW4350 | <<locked>> | 86% | 2,870 bar | 71% | 800 m/s | 95.8% |
| SNPE Vectan SP 11 | <<locked>> | 80% | 2,782 bar | 69% | 804 m/s | 98.8% |
| SNPE Vectan SP 9 | <<locked>> | 80% | 3,288 bar | 81% | 832 m/s | 99.8% |
| SNPE Vectan Tubal 3000 | <<locked>> | 80% | 3,395 bar | 84% | 808 m/s | 100% |
| SNPE Vectan Tubal 5000 | <<locked>> | 80% | 2,846 bar | 70% | 768 m/s | 100% |
| SNPE Vectan Tubal 7000 | <<locked>> | 84% | 2,786 bar | 69% | 774 m/s | 95.2% |
| SNPE Vectan Tubal 8000 | <<locked>> | 98% | 3,318 bar | 82% | 858 m/s | 95.7% |
| Somchem S335 | <<locked>> | 80% | 3,372 bar | 83% | 808 m/s | 100% |
| Somchem S341 | <<locked>> | 80% | 3,418 bar | 84% | 838 m/s | 99.9% |
| Somchem S355 | <<locked>> | 80% | 2,754 bar | 68% | 789 m/s | 99.1% |
| Somchem S365 | <<locked>> | 80% | 2,017 bar | 50% | 740 m/s | 97.5% |
| Somchem S385 | <<locked>> | 94% | 2,996 bar | 74% | 821 m/s | 95.4% |
| Vihtavuori N133 | <<locked>> | 80% | 3,424 bar | 85% | 805 m/s | 100% |
| Vihtavuori N135 | <<locked>> | 80% | 3,151 bar | 78% | 803 m/s | 100% |
| Vihtavuori N140 | <<locked>> | 80% | 3,178 bar | 78% | 806 m/s | 100% |
| Vihtavuori N150 | <<locked>> | 80% | 2,625 bar | 65% | 769 m/s | 99.6% |
| Vihtavuori N160 | <<locked>> | 80% | 2,348 bar | 58% | 756 m/s | 95.8% |
| Vihtavuori N540 | <<locked>> | 80% | 3,067 bar | 76% | 804 m/s | 100% |
| Vihtavuori N550 | <<locked>> | 80% | 2,316 bar | 57% | 756 m/s | 95.4% |
| Vihtavuori N555 | <<locked>> | 86% | 2,119 bar | 52% | 753 m/s | 95.4% |
| Winchester 6.5 StaBALL | <<locked>> | 80% | 2,318 bar | 57% | 748 m/s | 97.9% |
| Winchester 760 | <<locked>> | 86% | 2,920 bar | 72% | 822 m/s | 95.8% |
| Winchester StaBALL HD | <<locked>> | 90% | 1,969 bar | 49% | 756 m/s | 96% |
| Winchester StaBALL Match | <<locked>> | 80% | 3,271 bar | 81% | 834 m/s | 99.9% |
Empfohlen = eines der besten Pulver für diese Patronen-Geschoss-Kombination.
ᴾ mögliche Presslast - steigern Sie sich langsam zu dieser Ladung und achten Sie dabei auf Anzeichen von übermäßigem Druck.
<<locked>> Sie benötigen eine Zugangslizenz, um diese Daten freizuschalten.
Diese Übersicht vergleicht 87 Pulver für das Kaliber .280 Rem. mit dem Geschoss .284 | 145gr | Speer Hot-Cor. Die höchste Mündungsgeschwindigkeit erreicht Alliant Reloder-26 mit 902 m/s; über alle Pulver hinweg liegt das Fenster zwischen 537 m/s und 902 m/s bei Maximallast. Den besten Hülsenfüllgrad liefert Accurate 3100 mit 100 %, und 87 der 87 Pulver liegen im gut nutzbaren Bereich von 80 bis 100 %.
Bezogen auf den zulässigen Höchstdruck des Kalibers (405 MPa) nutzen die Maximallasten 61 bis 90 % aus — es bleiben also mindestens 10 % Reserve. Für das 145,0 gr schwere Geschoss im Kaliber 0.284" wird ein Drall von 1:13.0 empfohlen — langsamere Dralle stabilisieren dieses Gewicht in der Regel nicht. Accurate 3100, Alliant Reloder-19, Alliant Reloder-23 erreichen bei Maximallast 100 % Füllgrad oder mehr — diese Ladungen sind komprimiert, lassen sich nur mit langem Trichter oder Schüttfülltrichter sauber einfüllen und reagieren empfindlich auf die Hülsenkapazität deiner Charge. Ganz oben stehen ReloadSwiss RS 70, Alliant Reloder-17, ReloadSwiss RS 60: Diese Pulver verbinden für .280 Rem. mit .284 | 145gr | Speer Hot-Cor einen hohen Füllgrad mit vollständigem Abbrand und liegen bei der Mündungsgeschwindigkeit im oberen Feld. Beginne immer bei der Startlast und arbeite dich in kleinen Schritten nach oben, während du Hülse und Zünder auf Druckzeichen prüfst.