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Load data for .280 Ackley Improved + .284 | 123gr | RWS Kegelspitz

Recommended Powder(s): Alliant Reloder-16, Alliant Reloder-17, Hodgdon LVR, Norma URP, Vihtavuori N550

.280 Ackley Improved + .284 | 123gr | RWS Kegelspitz

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 123gr | RWS Kegelspitz
Manufacturer SKU:
2146290
Bullet Weight:
123gr | 8.0g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
0.984" | 25.0mm
Caliber:
.280 Ackley Improved load data
Case Length (l3):
2.540" | 64.5mm
Cartridge Length (C.O.L.):
3.280" | 83.3mm
Seated Depth:
0.244" | 6.2mm
Shank Seated Depth:
0.244" | 6.2mm
Case Capacity:
74.0 Grains of Water | 4.80 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B5399_C285
Last updated:
2025-02-02

Load data for 186 loads in caliber .280 Ackley Improved with .284 | 123gr | RWS Kegelspitz bullet and 93 powders such as Alliant Reloder-16, Alliant Reloder-17, Hodgdon LVR, Norma URP, Vihtavuori N550. The key underlying parameters are shown in the table above.

  • Important Notice: DO NOT go below Minimum Charge or above Maximum Charge unless there are reasons. Since xxlreloading.com has no control over the equipment and components used by the customer and the data used in connection with the website, any responsibility and liability for the results achieved is rejected. Also see our Terms of Service

    Questions regarding the load data: Please read the information in the next tab "Explanations".

  • No data yet

  • We recommend you limit powder range to relevant brands to speed up re-calculation of results

    Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

    Our default view only displays powders/loads that fulfill certain criteria: Max pressure of a load <=90% of Max. Standardized Pressure. Fill Rate (Min FR): >80% and <100% for rife loads,  >60% and <100% for pistol loads. Min. Propellant Combustion (Min z): >90% for rifle loads , >80% for pistol/revolver loads. Relax these criteria at your own risk to potentially get more powders shown in the load tables.

    .

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Click on the desired row in the tables below to add a specific load / powder to your Diary and manage there.

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
85%
57711
89%
**56
100%
ADI AR 2208
<<locked>>
90%
58015
89%
**46
100%
[ADI AR 2209]*
<<locked>>
97%
49574
76%
**64
94%
Accurate 2200
<<locked>>
84%
58349
90%
**40
100%
Accurate 2495
<<locked>>
83%
58378
90%
**10
100%
Accurate 2700
<<locked>>
91%
57406
88%
**77
97%
Accurate 3100
<<locked>>
97%
42511
65%
**07
96%
Accurate 4064
<<locked>>
89%
58262
90%
**27
100%
Accurate 4350
<<locked>>
96%
57841
89%
**15
100%
Alliant Reloder- TS 15.5
<<locked>>
90%
57566
89%
**53
100%
Alliant Reloder-15
<<locked>>
88%
57682
89%
**76
100%
Alliant Reloder-16 👍
<<locked>>
97%
55463
85%
**25
100%
Alliant Reloder-17 👍
<<locked>>
93%
57450
88%
**61
100%
[Alliant Reloder-19]*
<<locked>>
97%
48530
75%
**48
94%
[Alliant Reloder-22]*
<<locked>>
97%
42525
65%
**66
92%
Alliant Reloder-23
<<locked>>
97%
40263
62%
**33
99%
[Alliant Reloder-25]*
<<locked>>
97%
35534
55%
**02
93%
Alliant Reloder-26
<<locked>>
97%
45208
70%
**00
98%
Baschieri & Pellagri 107
<<locked>>
85%
58334
90%
**79
100%
Hodgdon BL-C2
<<locked>>
83%
58276
90%
**76
100%
Hodgdon CFE223
<<locked>>
88%
57464
88%
**02
100%
Hodgdon H380
<<locked>>
89%
57899
89%
**66
99%
Hodgdon H414
<<locked>>
92%
58305
90%
**35
98%
Hodgdon H4350
<<locked>>
97%
53635
83%
**81
97%
Hodgdon Hybrid 100V
<<locked>>
97%
52330
81%
**94
100%
Hodgdon LVR 👍
<<locked>>
95%
58392
90%
**12
99%
Hodgdon Superperformance
<<locked>>
95%
58392
90%
**61
98%
Hodgdon VARGET
<<locked>>
91%
58465
90%
**50
100%
Hodgdon TrailBoss
<<locked>>
96%
34214
53%
**29
100%
IMR 3031
<<locked>>
87%
57798
89%
**40
100%
IMR 4064
<<locked>>
91%
57943
89%
**33
100%
IMR 4166 Enduron
<<locked>>
92%
57957
89%
**27
98%
IMR 4350
<<locked>>
97%
57072
88%
**40
98%
IMR 4451 Enduron
<<locked>>
93%
57754
89%
**40
98%
IMR 4831
<<locked>>
97%
48994
75%
**45
99%
IMR 4895
<<locked>>
87%
58465
90%
**99
100%
IMR 8208 XBR
<<locked>>
84%
58378
90%
**33
100%
Lovex D073.6
<<locked>>
85%
58073
89%
**36
100%
Lovex S060
<<locked>>
85%
57856
89%
**00
100%
Lovex S062
<<locked>>
88%
57551
89%
**27
100%
Lovex S065
<<locked>>
95%
57638
89%
**43
99%
Lovex S070
<<locked>>
96%
57725
89%
**66
98%
[Lovex S071]*
<<locked>>
97%
35418
55%
**36
93%
Norma 201
<<locked>>
86%
58407
90%
**27
100%
Norma 202
<<locked>>
85%
58291
90%
**17
100%
Norma 203B
<<locked>>
88%
57943
89%
**73
100%
Norma 204
<<locked>>
97%
57812
89%
**99
96%
Norma MRP
<<locked>>
97%
44788
69%
**54
95%
Norma URP 👍
<<locked>>
97%
57043
88%
**02
100%
Ramshot Big Game
<<locked>>
88%
57928
89%
**86
100%
Ramshot Hunter
<<locked>>
97%
56115
86%
**92
99%
[Ramshot Magnum]*
<<locked>>
97%
41104
63%
**00
92%
Ramshot TAC
<<locked>>
83%
57696
89%
**43
99%
Ramshot Wild Boar
<<locked>>
84%
58160
90%
**69
100%
ReloadSwiss RS 14
<<locked>>
97%
34925
54%
**75
100%
ReloadSwiss RS 50
<<locked>>
89%
57464
88%
**43
99%
ReloadSwiss RS 52
<<locked>>
88%
57537
89%
**89
100%
ReloadSwiss RS 60
<<locked>>
94%
58465
90%
**01
100%
ReloadSwiss RS 62
<<locked>>
96%
58102
89%
**32
100%
ReloadSwiss RS 70
<<locked>>
97%
57479
88%
**71
100%
Rottweil R 901
<<locked>>
83%
58276
90%
**97
100%
Rottweil R 902
<<locked>>
87%
58073
89%
**20
100%
Rottweil R 903
<<locked>>
92%
58262
90%
**69
100%
[Rottweil R 904]*
<<locked>>
97%
51459
79%
**48
94%
Rottweil R 905
<<locked>>
97%
48022
74%
**48
95%
Rottweil R 907
<<locked>>
94%
57899
89%
**36
98%
SNPE Vectan SP 11
<<locked>>
91%
58160
90%
**99
100%
SNPE Vectan SP 7
<<locked>>
84%
58059
89%
**43
99%
SNPE Vectan SP 9
<<locked>>
86%
57638
89%
**46
100%
SNPE Vectan Tubal 3000
<<locked>>
85%
58146
89%
**41
100%
SNPE Vectan Tubal 5000
<<locked>>
91%
58015
89%
**25
100%
SNPE Vectan Tubal 7000
<<locked>>
95%
58218
90%
**94
98%
Shooters World Long Rifle
<<locked>>
95%
57638
89%
**43
99%
Shooters World Match Rifle
<<locked>>
85%
58073
89%
**36
100%
Shooters World Precision
<<locked>>
88%
57551
89%
**27
100%
Somchem S335
<<locked>>
85%
58218
90%
**41
100%
Somchem S341
<<locked>>
84%
57682
89%
**30
100%
Somchem S355
<<locked>>
91%
57406
88%
**43
100%
[Somchem S361]*
<<locked>>
97%
52779
81%
**31
93%
Somchem S365
<<locked>>
97%
52170
80%
**53
100%
Somchem S385
<<locked>>
97%
48124
74%
**15
96%
Vihtavuori N133
<<locked>>
87%
57841
89%
**22
100%
Vihtavuori N135
<<locked>>
93%
58131
89%
**74
100%
Vihtavuori N140
<<locked>>
87%
57986
89%
**87
100%
Vihtavuori N150
<<locked>>
97%
57899
89%
**07
100%
Vihtavuori N160
<<locked>>
95%
58479
90%
**79
100%
[Vihtavuori N165]*
<<locked>>
97%
40045
62%
**25
92%
Vihtavuori N540
<<locked>>
88%
58131
89%
**17
100%
Vihtavuori N550 👍
<<locked>>
94%
58189
90%
**19
100%
Vihtavuori N555
<<locked>>
97%
44599
69%
**12
99%
Winchester 6.5 StaBALL
<<locked>>
96%
58131
89%
**40
100%
Winchester 760
<<locked>>
92%
58305
90%
**35
98%
Winchester StaBALL HD
<<locked>>
97%
35984
55%
**20
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
51169
79%
**45
100%
ADI AR 2208
<<locked>>
81%
43337
67%
**74
98%
[ADI AR 2209]*
<<locked>>
89%
38609
59%
**18
90%
Accurate 2200
<<locked>>
81%
53316
82%
**54
99%
Accurate 2495
<<locked>>
81%
53911
83%
**41
100%
[Accurate 2700]*
<<locked>>
81%
41814
64%
**85
93%
[Accurate 3100]*
<<locked>>
87%
29965
46%
**85
90%
Accurate 4064
<<locked>>
81%
45527
70%
**27
100%
[Accurate 4350]*
<<locked>>
81%
33852
52%
**20
94%
Alliant Reloder- TS 15.5
<<locked>>
81%
43627
67%
**10
99%
Alliant Reloder-15
<<locked>>
81%
46557
72%
**76
99%
Alliant Reloder-16
<<locked>>
81%
33663
52%
**33
95%
Alliant Reloder-17
<<locked>>
81%
38000
58%
**84
98%
[Alliant Reloder-19]*
<<locked>>
89%
37449
58%
**02
90%
[Alliant Reloder-22]*
<<locked>>
93%
37594
58%
**48
90%
[Alliant Reloder-23]*
<<locked>>
81%
24482
38%
**41
90%
[Alliant Reloder-25]*
<<locked>>
93%
31430
48%
**77
90%
[Alliant Reloder-26]*
<<locked>>
85%
29370
45%
**57
90%
Baschieri & Pellagri 107
<<locked>>
81%
50850
78%
**54
99%
Hodgdon BL-C2
<<locked>>
81%
54041
83%
**10
100%
Hodgdon CFE223
<<locked>>
81%
45527
70%
**89
98%
Hodgdon H380
<<locked>>
81%
44483
68%
**23
97%
[Hodgdon H414]*
<<locked>>
81%
39407
61%
**58
93%
[Hodgdon H4350]*
<<locked>>
83%
34330
53%
**74
90%
Hodgdon Hybrid 100V
<<locked>>
81%
31053
48%
**28
95%
Hodgdon LVR
<<locked>>
81%
36883
57%
**92
95%
[Hodgdon Superperformance]*
<<locked>>
81%
35389
54%
**62
90%
Hodgdon VARGET
<<locked>>
81%
43105
66%
**71
98%
Hodgdon TrailBoss
<<locked>>
81%
27137
42%
**65
100%
IMR 3031
<<locked>>
81%
47514
73%
**76
100%
IMR 4064
<<locked>>
81%
42525
65%
**51
98%
[IMR 4166 Enduron]*
<<locked>>
81%
42235
65%
**18
94%
[IMR 4350]*
<<locked>>
81%
34360
53%
**71
90%
[IMR 4451 Enduron]*
<<locked>>
81%
40219
62%
**02
94%
[IMR 4831]*
<<locked>>
81%
29791
46%
**92
93%
IMR 4895
<<locked>>
81%
47674
73%
**12
99%
IMR 8208 XBR
<<locked>>
81%
53301
82%
**51
100%
Lovex D073.6
<<locked>>
81%
51213
79%
**28
100%
Lovex S060
<<locked>>
81%
50517
78%
**76
100%
Lovex S062
<<locked>>
81%
45716
70%
**23
100%
[Lovex S065]*
<<locked>>
81%
37652
58%
**40
94%
[Lovex S070]*
<<locked>>
81%
35940
55%
**17
92%
[Lovex S071]*
<<locked>>
92%
29965
46%
**85
90%
Norma 201
<<locked>>
81%
50111
77%
**99
100%
Norma 202
<<locked>>
81%
50662
78%
**02
100%
Norma 203B
<<locked>>
81%
45934
71%
**59
99%
[Norma 204]*
<<locked>>
85%
38305
59%
**05
90%
[Norma MRP]*
<<locked>>
89%
34301
53%
**89
90%
Norma URP
<<locked>>
81%
34171
53%
**30
95%
Ramshot Big Game
<<locked>>
81%
46021
71%
**82
99%
[Ramshot Hunter]*
<<locked>>
81%
33156
51%
**03
92%
[Ramshot Magnum]*
<<locked>>
94%
36782
57%
**92
90%
Ramshot TAC
<<locked>>
81%
53563
82%
**68
99%
Ramshot Wild Boar
<<locked>>
81%
53171
82%
**87
100%
ReloadSwiss RS 14
<<locked>>
81%
27833
43%
**14
100%
ReloadSwiss RS 50
<<locked>>
81%
44643
69%
**04
96%
ReloadSwiss RS 52
<<locked>>
81%
45339
70%
**79
100%
ReloadSwiss RS 60
<<locked>>
81%
36854
57%
**67
99%
[ReloadSwiss RS 62]*
<<locked>>
81%
33576
52%
**33
94%
[ReloadSwiss RS 70]*
<<locked>>
81%
33257
51%
**26
92%
Rottweil R 901
<<locked>>
81%
53983
83%
**28
100%
Rottweil R 902
<<locked>>
81%
47616
73%
**40
100%
Rottweil R 903
<<locked>>
81%
41089
63%
**61
99%
[Rottweil R 904]*
<<locked>>
90%
41292
64%
**35
90%
[Rottweil R 905]*
<<locked>>
89%
36927
57%
**92
90%
[Rottweil R 907]*
<<locked>>
81%
38711
60%
**66
92%
SNPE Vectan SP 11
<<locked>>
81%
42090
65%
**07
98%
SNPE Vectan SP 7
<<locked>>
81%
52286
80%
**45
99%
SNPE Vectan SP 9
<<locked>>
81%
49487
76%
**15
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
51300
79%
**40
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
43004
66%
**92
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
36985
57%
**77
93%
[Shooters World Long Rifle]*
<<locked>>
81%
37652
58%
**40
94%
Shooters World Match Rifle
<<locked>>
81%
51213
79%
**28
100%
Shooters World Precision
<<locked>>
81%
45716
70%
**23
100%
Somchem S335
<<locked>>
81%
50908
78%
**33
100%
Somchem S341
<<locked>>
81%
51837
80%
**31
100%
Somchem S355
<<locked>>
81%
41524
64%
**58
99%
[Somchem S361]*
<<locked>>
91%
44034
68%
**64
90%
Somchem S365
<<locked>>
81%
30400
47%
**67
97%
[Somchem S385]*
<<locked>>
87%
34432
53%
**07
90%
Vihtavuori N133
<<locked>>
81%
48182
74%
**77
100%
Vihtavuori N135
<<locked>>
81%
40147
62%
**79
100%
Vihtavuori N140
<<locked>>
81%
47514
73%
**20
100%
Vihtavuori N150
<<locked>>
81%
35476
55%
**94
99%
Vihtavuori N160
<<locked>>
81%
36869
57%
**59
96%
[Vihtavuori N165]*
<<locked>>
93%
35781
55%
**26
90%
Vihtavuori N540
<<locked>>
81%
47007
72%
**40
100%
Vihtavuori N550
<<locked>>
81%
37579
58%
**05
96%
[Vihtavuori N555]*
<<locked>>
81%
26353
41%
**36
91%
Winchester 6.5 StaBALL
<<locked>>
81%
35085
54%
**03
97%
[Winchester 760]*
<<locked>>
81%
39407
61%
**58
93%
[Winchester StaBALL HD]*
<<locked>>
86%
25498
39%
**39
90%

Start Load - Barrel Length: 23.60''

Any powder missing? Then click here.

FR ... fill rate of the cartridge in percent

MaxP ... max. pressure of load in psi or bar

% ... max. pressure of load in percent of the maximum allowed pressure for this caliber 

V(0) ... muzzle velocity in feet per second (fps) or  meters per second (m/s)

z ... powder burnt in percent

[...] *... not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

[...] ²... fill rate low - you might want to consider using a filler to ensure proper ignition.

[...] ᴾ... possible press load - work up slowly to this load while watching for signs of excessive pressure.

👍  ... recommended powder/load for this caliber and bullet combination based on its ballistic performance.

<<locked>>... you need to buy an access license to unlock the data

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