身長 -639.4 cm の偏差値は年齢別に以下のようになります。

年齢	男性の場合の偏差値	女性の場合の偏差値
6	-1462.36	-1472.88
7	-1496.43	-1448.27
8	-1381.94	-1322.29
9	-1320.46	-1210.88
10	-1264.49	-1120.69
11	-1048.67	-1132.95
12	-955.19	-1266.91
13	-1013.18	-1504.72
14	-1147.57	-1472.35
15	-1350.36	-1441.55
16	-1348.17	-1412.22
17	-1354.52	-1439.96
18	-1410.4	-1434.97
19	-1390.46	-1384.59
20	-1398.32	-1395.14
21	-1406.27	-1405.88
22	-1414.31	-1416.75
23	-1417.07	-1419.54
24	-1422.5	-1425.06
25	-1425.29	-1427.87
26	-1430.78	-1433.46
27	-1436.34	-1436.31
28	-1425.53	-1441.93
29	-1414.87	-1444.79
30	-1406.98	-1450.49
31	-1396.61	-1456.23
32	-1386.37	-1459.13
33	-1396.51	-1459.21
34	-1404.18	-1459.28
35	-1414.57	-1459.36
36	-1422.43	-1459.41
37	-1433.09	-1459.49
38	-1422.21	-1464.95
39	-1414.13	-1473.34
40	-1403.53	-1478.91
41	-1393.08	-1487.46
42	-1385.31	-1493.11
43	-1395.2	-1507.85
44	-1402.63	-1519.78
45	-1412.78	-1531.88
46	-1420.4	-1547.39
47	-1430.8	-1559.96
48	-1430.55	-1556.49
49	-1430.31	-1553.06
50	-1432.77	-1549.62
51	-1432.51	-1546.21
52	-1432.27	-1539.62
53	-1442.58	-1542.12
54	-1453.07	-1541.42
55	-1463.71	-1540.74
56	-1474.49	-1540.04
57	-1482.54	-1539.36
58	-1461.76	-1535.65
59	-1438.78	-1531.93
60	-1419.14	-1528.25
61	-1397.38	-1524.58
62	-1376.25	-1524.03
63	-1375.61	-1526.58
64	-1372.47	-1529.16
65	-1371.84	-1531.74
66	-1368.71	-1534.32
67	-1365.58	-1536.91
68	-1367.69	-1536.37
69	-1367.28	-1535.83
70	-1366.9	-1532.12
71	-1366.49	-1531.58
72	-1366.1	-1531.02
73	-1360.65	-1298.43
74	-1352.78	-1123.61
75	-1347.42	-990.18
76	-1339.69	-883.92
77	-1332.05	-797.28

前後の身長

-640.4 cm

-638.4 cm