AMMUNITION BALLISTICS FOR: .257 Roberts
|
|
|
|
VELOCITY |
ENERGY |
TRAJECTORY |
| CARTRIDGE |
BULLET MFG. |
WT. |
TYPE |
MUZZ. |
100 YDS. |
200 YDS. |
300 YDS. |
400 YDS. |
500 YDS. |
MUZZ. |
100 YDS. |
200 YDS. |
300 YDS. |
400 YDS. |
500 YDS. |
100 YDS. |
300 YDS. |
400 YDS. |
500 YDS. |
| .257 Roberts |
(R) |
117 |
SP |
2650 |
2291 |
1961 |
1663 |
1404 |
1199 |
1824 |
1363 |
999 |
718 |
512 |
373 |
+2.6 |
-11.7 |
-36.1 |
-78.2 |
| (S) |
117 |
BTSP |
2780 |
2550 |
2331 |
2122 |
1925 |
1740 |
2007 |
1689 |
1411 |
1170 |
963 |
787 |
+1.9 |
-8.3 |
-24.4 |
-48.9 |
| (H) |
117 |
SP-LM |
2940 |
2694 |
2460 |
2240 |
2031 |
1844 |
2245 |
1885 |
1572 |
1303 |
1071 |
883 |
+1.7 |
-7.6 |
-21.8 |
-44.7 |
| (F) |
120 |
NOS+P |
2780 |
2560 |
2360 |
2160 |
1970 |
1790 |
2060 |
1750 |
1480 |
1240 |
1030 |
855 |
+1.9 |
-8.2 |
-24.0 |
-48.9 |
|
