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Load data for .260 Ackley Improved + .264 | 101gr | Osprey Virtus

Recommended Powder(s): Alliant Power Pro 2000-MR, Hodgdon LEVERevolution, Ramshot Big Game, ReloadSwiss RS 52, ReloadSwiss RS 60

.260 Ackley Improved + .264 | 101gr | Osprey Virtus

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.264 | 101gr | Osprey Virtus
Manufacturer SKU:
Osprey-0.264-101
Bullet Weight:
101gr | 6.5g
Bullet Diameter:
0.264" | 6.71mm
Bullet Length:
<<locked>>
Caliber:
.260 Ackley Improved load data
Case Length (l3):
2.030" | 51.6mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
56.0 Grains of Water | 3.64 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B10750_C995
Last updated:
2026-06-27

Load data for 192 loads in caliber .260 Ackley Improved with .264 | 101gr | Osprey Virtus bullet and 96 powders such as Alliant Power Pro 2000-MR, Hodgdon LEVERevolution, Ramshot Big Game, ReloadSwiss RS 52, ReloadSwiss RS 60. 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>>
89%
55259
89%
**53
99%
ADI AR 2208
<<locked>>
94%
55027
88%
**27
99%
ADI Benchmark 8208
<<locked>>
87%
55521
89%
**27
100%
Accurate 2015
<<locked>>
86%
55027
88%
**41
100%
Accurate 2460
<<locked>>
84%
55941
90%
**07
100%
Accurate 2495
<<locked>>
92%
55999
90%
**97
100%
Accurate 2520
<<locked>>
86%
55999
90%
**36
100%
Accurate 2700
<<locked>>
91%
55434
89%
**74
95%
Accurate 4064
<<locked>>
94%
55651
89%
**40
100%
Accurate 4350
<<locked>>
97%
46514
75%
**51
97%
Alliant AR-Comp
<<locked>>
87%
54737
88%
**91
100%
Alliant Power Pro 2000-MR 👍
<<locked>>
91%
55317
89%
**74
99%
Alliant Reloder- TS 15.5
<<locked>>
94%
55056
88%
**56
100%
Alliant Reloder-15
<<locked>>
92%
55172
88%
**69
99%
Alliant Reloder-16
<<locked>>
96%
45527
73%
**51
97%
Alliant Reloder-17
<<locked>>
97%
54012
87%
**38
100%
[Alliant Reloder-23]*
<<locked>>
97%
32590
52%
**53
94%
Baschieri & Pellagri 107
<<locked>>
89%
55912
90%
**69
99%
Bofors RP3
<<locked>>
94%
55027
88%
**56
100%
Bofors RP7
<<locked>>
97%
54041
87%
**94
95%
Hodgdon BL-C2
<<locked>>
88%
55738
89%
**66
100%
Hodgdon Benchmark
<<locked>>
86%
55448
89%
**77
100%
Hodgdon CFE223
<<locked>>
84%
55013
88%
**25
99%
Hodgdon H380
<<locked>>
93%
55172
88%
**56
98%
Hodgdon H414
<<locked>>
97%
50154
80%
**10
95%
Hodgdon H4350
<<locked>>
97%
55100
88%
**46
95%
Hodgdon H4895
<<locked>>
89%
55767
89%
**69
100%
Hodgdon Hybrid 100V
<<locked>>
96%
41916
67%
**30
98%
Hodgdon LEVERevolution 👍
<<locked>>
91%
56072
90%
**09
100%
Hodgdon Superformance
<<locked>>
97%
51343
82%
**46
95%
Hodgdon TrailBoss
<<locked>>
95%
32793
53%
**00
100%
Hodgdon VARGET
<<locked>>
90%
55782
89%
**40
100%
IMR 3031
<<locked>>
89%
55680
89%
**63
100%
IMR 4064
<<locked>>
93%
55724
89%
**30
99%
IMR 4166 Enduron
<<locked>>
90%
55448
89%
**97
96%
[IMR 4350]*
<<locked>>
97%
47094
76%
**89
94%
IMR 4451 Enduron
<<locked>>
97%
55709
89%
**23
96%
IMR 4831
<<locked>>
97%
44570
71%
**92
97%
IMR 4895
<<locked>>
91%
55376
89%
**79
100%
IMR 8208 XBR
<<locked>>
87%
55521
89%
**27
100%
Lovex D073.5
<<locked>>
83%
55216
89%
**00
100%
Lovex D073.6
<<locked>>
89%
55782
89%
**40
100%
Lovex S060
<<locked>>
89%
56057
90%
**94
100%
Lovex S062
<<locked>>
93%
55927
90%
**33
100%
Lovex S065
<<locked>>
97%
51663
83%
**61
97%
Lovex S070
<<locked>>
97%
48994
79%
**35
95%
Norma 201
<<locked>>
90%
56028
90%
**30
100%
Norma 202
<<locked>>
89%
55143
88%
**14
100%
Norma 203B
<<locked>>
92%
55361
89%
**69
100%
[Norma 204]*
<<locked>>
97%
47616
76%
**28
92%
Norma URP
<<locked>>
97%
46688
75%
**51
97%
Ramshot Big Game 👍
<<locked>>
92%
55448
89%
**89
99%
Ramshot Hunter
<<locked>>
97%
45643
73%
**35
95%
Ramshot TAC
<<locked>>
87%
55172
88%
**20
98%
Ramshot Wild Boar
<<locked>>
87%
55564
89%
**53
99%
Ramshot X-Terminator
<<locked>>
84%
55245
89%
**04
99%
ReloadSwiss RS 14
<<locked>>
95%
33127
53%
**42
100%
ReloadSwiss RS 40
<<locked>>
84%
55477
89%
**14
100%
ReloadSwiss RS 50
<<locked>>
93%
55390
89%
**30
97%
ReloadSwiss RS 52 👍
<<locked>>
90%
55898
90%
**45
99%
ReloadSwiss RS 60 👍
<<locked>>
96%
55259
89%
**71
100%
ReloadSwiss RS 62
<<locked>>
97%
46093
74%
**68
97%
ReloadSwiss RS 70
<<locked>>
97%
47094
76%
**00
96%
Rottweil R 901
<<locked>>
87%
55085
88%
**91
100%
Rottweil R 902
<<locked>>
91%
55216
89%
**07
100%
Rottweil R 903
<<locked>>
96%
55419
89%
**59
100%
Rottweil R 907
<<locked>>
97%
54041
87%
**94
95%
SNPE Vectan SP 11
<<locked>>
95%
55245
89%
**89
99%
SNPE Vectan SP 7
<<locked>>
88%
55187
88%
**20
98%
SNPE Vectan SP 9
<<locked>>
89%
55158
88%
**43
99%
SNPE Vectan Tubal 3000
<<locked>>
89%
55854
90%
**41
100%
SNPE Vectan Tubal 5000
<<locked>>
95%
55898
90%
**38
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
51430
82%
**95
95%
Shooters World Long Rifle
<<locked>>
97%
51663
83%
**61
97%
Shooters World Match Rifle
<<locked>>
89%
55782
89%
**40
100%
Shooters World Precision
<<locked>>
93%
55927
90%
**33
100%
Shooters World SW4350
<<locked>>
97%
48994
79%
**35
95%
Somchem S321
<<locked>>
84%
55245
89%
**27
100%
Somchem S335
<<locked>>
89%
55941
90%
**54
100%
Somchem S341
<<locked>>
88%
55970
90%
**33
99%
Somchem S355
<<locked>>
96%
56130
90%
**66
100%
Somchem S365
<<locked>>
97%
41263
66%
**89
99%
Vihtavuori N130
<<locked>>
85%
55738
89%
**09
100%
Vihtavuori N133
<<locked>>
88%
54868
88%
**15
100%
Vihtavuori N135
<<locked>>
93%
55695
89%
**97
100%
Vihtavuori N140
<<locked>>
91%
55840
90%
**87
100%
Vihtavuori N150
<<locked>>
97%
55230
89%
**04
100%
Vihtavuori N160
<<locked>>
97%
48950
78%
**54
98%
Vihtavuori N530
<<locked>>
87%
55637
89%
**10
100%
Vihtavuori N540
<<locked>>
92%
55419
89%
**04
100%
Vihtavuori N550
<<locked>>
97%
48138
77%
**54
97%
[Vihtavuori N555]*
<<locked>>
97%
34606
55%
**28
94%
Winchester 6.5 StaBALL
<<locked>>
97%
49530
79%
**38
99%
Winchester 748
<<locked>>
87%
55288
89%
**66
100%
Winchester 760
<<locked>>
97%
50575
81%
**30
95%
Winchester StaBALL Match
<<locked>>
90%
56014
90%
**63
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
43279
69%
**30
98%
ADI AR 2208
<<locked>>
81%
36593
59%
**49
95%
ADI Benchmark 8208
<<locked>>
81%
45498
73%
**43
99%
Accurate 2015
<<locked>>
81%
46615
75%
**13
100%
Accurate 2460
<<locked>>
81%
51430
82%
**28
100%
Accurate 2495
<<locked>>
81%
38696
62%
**02
100%
Accurate 2520
<<locked>>
81%
46311
74%
**72
100%
[Accurate 2700]*
<<locked>>
81%
39088
63%
**49
90%
Accurate 4064
<<locked>>
81%
36376
58%
**82
99%
[Accurate 4350]*
<<locked>>
84%
28877
46%
**25
90%
Alliant AR-Comp
<<locked>>
81%
44947
72%
**40
100%
Alliant Power Pro 2000-MR
<<locked>>
81%
38928
62%
**23
95%
Alliant Reloder- TS 15.5
<<locked>>
81%
35708
57%
**66
96%
Alliant Reloder-15
<<locked>>
81%
38769
62%
**41
96%
[Alliant Reloder-16]*
<<locked>>
84%
30371
49%
**51
90%
[Alliant Reloder-17]*
<<locked>>
81%
30864
49%
**07
93%
[Alliant Reloder-23]*
<<locked>>
91%
27267
44%
**72
90%
Baschieri & Pellagri 107
<<locked>>
81%
42293
68%
**13
96%
Bofors RP3
<<locked>>
81%
35056
56%
**66
96%
[Bofors RP7]*
<<locked>>
86%
38130
61%
**72
90%
Hodgdon BL-C2
<<locked>>
81%
43714
70%
**53
99%
Hodgdon Benchmark
<<locked>>
81%
47384
76%
**43
100%
Hodgdon CFE223
<<locked>>
81%
48486
78%
**07
98%
[Hodgdon H380]*
<<locked>>
81%
36332
58%
**66
93%
[Hodgdon H414]*
<<locked>>
88%
36680
59%
**12
90%
[Hodgdon H4350]*
<<locked>>
88%
41336
66%
**74
90%
Hodgdon H4895
<<locked>>
81%
43613
70%
**36
98%
[Hodgdon Hybrid 100V]*
<<locked>>
82%
25788
41%
**87
90%
Hodgdon LEVERevolution
<<locked>>
81%
39291
63%
**87
98%
[Hodgdon Superformance]*
<<locked>>
90%
39262
63%
**84
90%
Hodgdon TrailBoss
<<locked>>
81%
26194
42%
**42
100%
Hodgdon VARGET
<<locked>>
81%
41916
67%
**87
98%
IMR 3031
<<locked>>
81%
42873
69%
**43
100%
IMR 4064
<<locked>>
81%
38435
62%
**89
96%
[IMR 4166 Enduron]*
<<locked>>
81%
41060
66%
**12
92%
[IMR 4350]*
<<locked>>
90%
38522
62%
**02
90%
[IMR 4451 Enduron]*
<<locked>>
83%
36593
59%
**26
90%
[IMR 4831]*
<<locked>>
84%
29008
47%
**05
90%
IMR 4895
<<locked>>
81%
39769
64%
**74
97%
IMR 8208 XBR
<<locked>>
81%
45498
73%
**43
99%
Lovex D073.5
<<locked>>
81%
50923
82%
**35
100%
Lovex D073.6
<<locked>>
81%
41568
67%
**94
99%
Lovex S060
<<locked>>
81%
43192
69%
**61
98%
Lovex S062
<<locked>>
81%
37797
61%
**92
98%
[Lovex S065]*
<<locked>>
82%
32387
52%
**38
90%
[Lovex S070]*
<<locked>>
87%
35259
57%
**30
90%
Norma 201
<<locked>>
81%
42105
68%
**77
99%
Norma 202
<<locked>>
81%
42293
68%
**84
100%
Norma 203B
<<locked>>
81%
38145
61%
**28
96%
[Norma 204]*
<<locked>>
94%
43758
70%
**43
90%
[Norma URP]*
<<locked>>
84%
29921
48%
**35
90%
Ramshot Big Game
<<locked>>
81%
37478
60%
**35
96%
[Ramshot Hunter]*
<<locked>>
88%
34330
55%
**53
90%
Ramshot TAC
<<locked>>
81%
45469
73%
**40
96%
Ramshot Wild Boar
<<locked>>
81%
44498
71%
**49
98%
Ramshot X-Terminator
<<locked>>
81%
49124
79%
**95
99%
ReloadSwiss RS 14
<<locked>>
81%
26527
43%
**88
100%
ReloadSwiss RS 40
<<locked>>
81%
51111
82%
**41
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
36883
59%
**53
91%
ReloadSwiss RS 52
<<locked>>
81%
40350
65%
**49
96%
ReloadSwiss RS 60
<<locked>>
81%
32866
53%
**76
97%
[ReloadSwiss RS 62]*
<<locked>>
85%
30850
49%
**90
91%
[ReloadSwiss RS 70]*
<<locked>>
87%
33301
53%
**46
90%
Rottweil R 901
<<locked>>
81%
45847
74%
**30
100%
Rottweil R 902
<<locked>>
81%
39856
64%
**12
98%
Rottweil R 903
<<locked>>
81%
33069
53%
**00
95%
[Rottweil R 907]*
<<locked>>
86%
38130
61%
**72
90%
SNPE Vectan SP 11
<<locked>>
81%
34301
55%
**49
95%
SNPE Vectan SP 7
<<locked>>
81%
43076
69%
**97
96%
SNPE Vectan SP 9
<<locked>>
81%
41524
67%
**77
97%
SNPE Vectan Tubal 3000
<<locked>>
81%
43395
70%
**35
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
35839
57%
**74
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
86%
35679
57%
**84
90%
[Shooters World Long Rifle]*
<<locked>>
82%
32387
52%
**38
90%
Shooters World Match Rifle
<<locked>>
81%
41568
67%
**94
99%
Shooters World Precision
<<locked>>
81%
37797
61%
**92
98%
[Shooters World SW4350]*
<<locked>>
87%
35259
57%
**30
90%
Somchem S321
<<locked>>
81%
48805
78%
**22
100%
Somchem S335
<<locked>>
81%
43221
69%
**41
100%
Somchem S341
<<locked>>
81%
43004
69%
**04
98%
Somchem S355
<<locked>>
81%
33982
54%
**13
95%
[Somchem S365]*
<<locked>>
81%
24366
39%
**80
91%
Vihtavuori N130
<<locked>>
81%
49240
79%
**13
100%
Vihtavuori N133
<<locked>>
81%
43729
70%
**31
100%
Vihtavuori N135
<<locked>>
81%
36883
59%
**59
100%
Vihtavuori N140
<<locked>>
81%
40161
64%
**22
100%
Vihtavuori N150
<<locked>>
81%
32445
52%
**48
96%
[Vihtavuori N160]*
<<locked>>
82%
29399
47%
**95
90%
Vihtavuori N530
<<locked>>
81%
45107
72%
**36
99%
Vihtavuori N540
<<locked>>
81%
38450
62%
**92
99%
[Vihtavuori N550]*
<<locked>>
83%
29805
48%
**21
90%
[Vihtavuori N555]*
<<locked>>
90%
27949
45%
**28
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
28950
46%
**49
93%
Winchester 748
<<locked>>
81%
44962
72%
**79
99%
[Winchester 760]*
<<locked>>
88%
36999
59%
**22
90%
Winchester StaBALL Match
<<locked>>
81%
41133
66%
**90
98%

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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