Main sequence stars |
| Sp(V) | U-V | B-V | V-I | Te(K) | color |
O | O5-7 | -1.46 | -0.32 | -0.47 | 38000 | #a2b8ff |
O8-9 | -1.44 | -0.31 | -0.47 | 35000 | #a3b8ff |
O9.5 | -1.40 | -0.30 | -0.46 | 31900 | #a4baff |
B | B0 | -1.38 | -0.30 | -0.42 | 30000 | #a5baff |
B0.5 | -1.29 | -0.28 | -0.39 | 27000 | #a7bcff |
B1 | -1.19 | -0.26 | -0.36 | 24200 | #a9bdff |
B2 | -1.10 | -0.24 | -0.32 | 22100 | #abbfff |
B3 | -0.91 | -0.20 | -0.27 | 18800 | #afc2ff |
B5 | -0.72 | -0.16 | -0.22 | 16400 | #b4c6ff |
B6 | -0.63 | -0.14 | -0.19 | 15400 | #b6c8ff |
B7 | -0.54 | -0.12 | -0.17 | 14500 | #b9caff |
B8 | -0.39 | -0.09 | -0.12 | 13400 | #bccdff |
B9 | -0.25 | -0.06 | -0.06 | 12400 | #c1d0ff |
A | A0 | +0.00 | +0.00 | +0.00 | 10800 | #cad6ff |
A3 | +0.12 | +0.06 | +0.09 | 9730 | #d2dcff |
A5 | +0.25 | +0.14 | +0.22 | 8620 | #dde4ff |
A7 | +0.30 | +0.19 | +0.28 | 8190 | #e3e8ff |
F | F0 | +0.37 | +0.31 | +0.47 | 7240 | #f2f2ff |
F2 | +0.39 | +0.36 | +0.55 | 6930 | #f9f6ff |
F5 | +0.43 | +0.43 | +0.64 | 6540 | #fff9fc |
F8 | +0.60 | +0.54 | +0.76 | 6200 | #fff6f3 |
G | G0 | +0.70 | +0.59 | +0.81 | 5920 | #fff3eb |
G2 | +0.79 | +0.63 | +0.86 | 5780 | #fff1e7 |
G5 | +0.86 | +0.66 | +0.89 | 5610 | #ffefe1 |
G8 | +1.06 | +0.74 | +0.96 | 5490 | #ffeedd |
K | K0 | +1.29 | +0.82 | +1.06 | 5240 | #ffead5 |
K2 | +1.60 | +0.92 | +1.22 | 4780 | #ffe4c4 |
K5 | +2.18 | +1.15 | +1.62 | - | #ffdfb8 |
K7 | +2.52 | +1.30 | +1.93 | 4410 | #ffddb4 |
M | M0 | +2.67 | +1.41 | +2.19 | 3920 | #ffd39d |
M1 | +2.70 | +1.48 | +2.45 | 3680 | #ffcd91 |
M2 | +2.69 | +1.52 | +2.69 | 3500 | #ffc987 |
M3 | +2.70 | +1.55 | +2.94 | 3360 | #ffc57f |
M4 | +2.70 | +1.56 | +3.19 | 3230 | #ffc177 |
M5 | +2.80 | +1.61 | +3.47 | 3120 | #ffbd71 |
M6 | +2.99 | +1.72 | +3.76 | - | #ffb866 |
M7 | +3.24 | +1.84 | +4.20 | - | #ffb25b |
M8 | (+3.50) | (+2.00) | (+4.70) | 2660 | #ffad51 |
Giant stars |
| Sp(III) | U-V | B-V | V-I | Te(K) | color |
G | G5 | +1.55 | +0.92 | +1.17 | 5010 | #ffe7cc |
G8 | +1.64 | +0.95 | +1.18 | 4870 | #ffe5c7 |
K | K0 | +1.93 | +1.04 | +1.30 | 4720 | #ffe3c1 |
K1 | +2.13 | +1.10 | +1.37 | 4580 | #ffe0bc |
K2 | +2.32 | +1.16 | +1.42 | 4460 | #ffdeb6 |
K3 | +2.74 | +1.30 | +1.61 | 4210 | #ffd9ab |
K4 | +3.07 | +1.41 | +1.81 | 4010 | #ffd5a2 |
K5 | +3.34 | +1.54 | +2.10 | 3780 | #ffd096 |
M | M0 | +3.43 | +1.55 | +2.17 | 3660 | #ffcd90 |
M1 | +3.48 | +1.56 | +2.27 | 3600 | #ffcb8d |
M2 | +3.51 | +1.59 | +2.44 | 3500 | #ffc987 |
M3 | +3.51 | +1.60 | +2.79 | 3300 | #ffc37c |
M4 | +3.32 | +1.59 | +3.39 | 3100 | #ffbd6f |
M5 | +3.00 | +1.55 | +4.14 | 2950 | #ffb866 |
M6 | +2.43 | +1.54 | +5.06 | 2800 | #ffb25b |
|
Sp | Te(K) | color |
O6-O8V | 38000 | #a2b8ff | 162,184,388 |
O9V | 33200 | #a3b9ff | 163,185,389 |
O9.5V | 31450 | #a4baff | 164,186,390 |
B0V | 29700 | #a5baff | 165,186,390 |
B1V | 25600 | #a8bdff | 168,189,393 |
B2V | 22300 | #abbfff | 171,191,401 |
B3V | 19000 | #afc2ff | 175,194,404 |
B4V | 17200 | #b2c5ff | 178,197,407 |
B5V | 15400 | #b6c8ff | 182,200,512 |
B6V | 14100 | #bacbff | 186,203,515 |
B7V | 13000 | #beceff | 190,206,518 |
B8V | 11800 | #c4d2ff | 196,210,528 |
B8V | 10700 | #cad7ff | 202,215,533 |
A0V | 9480 | #d4deff | 212,222,546 |
A2V | 8810 | #dbe2ff | 219,226,550 |
A5V | 8160 | #e3e8ff | 227,232,562 |
A7V | 7930 | #e7eaff | 231,234,564 |
F0V | 7020 | #f7f5ff | 247,245,581 |
F2V | 6750 | #fdf9ff | 253,249,585 |
F5V | 6530 | #fff9fb | 255,249,585 |
F7V | 6240 | #fff6f4 | 255,246,582 |
G0V | 5930 | #fff3eb | 255,243,579 |
G2V | 5830 | #fff2e8 | 255,242,578 |
G4V | 5740 | #fff1e5 | 255,241,577 |
G6V | 5620 | #ffefe2 | 255,239,569 |
K0V | 5240 | #ffead5 | 255,234,564 |
K2V | 5010 | #ffe7cc | 255,231,561 |
K4V | 4560 | #ffe0bb | 255,224,548 |
K5V | 4340 | #ffdcb1 | 255,220,544 |
K7V | 4040 | #ffd6a3 | 255,214,532 |
M0V | 3800 | #ffd097 | 255,208,520 |
M1V | 3680 | #ffcd91 | 255,205,517 |
M2V | 3530 | #ffc989 | 255,201,513 |
M3V | 3380 | #ffc580 | 255,197,407 |
M4V | 3180 | #ffbf74 | 255,191,401 |
M5V | 3030 | #ffba6b | 255,186,390 |
M6V | 2850 | #ffb45f | 255,180,384 |
G0III | 5910 | #fff3ea | 255,243,579 |
G4III | 5190 | #ffead3 | 255,234,564 |
G6III | 5050 | #ffe8ce | 255,232,562 |
G8III | 4960 | #ffe6cb | 255,230,560 |
K0III | 4810 | #ffe4c5 | 255,228,552 |
K1III | 4610 | #ffe1bd | 255,225,549 |
K2III | 4500 | #ffdfb8 | 255,223,547 |
K3III | 4320 | #ffdbb0 | 255,219,537 |
K4III | 4080 | #ffd6a5 | 255,214,532 |
K5III | 3980 | #ffd4a0 | 255,212,530 |
M0III | 3820 | #ffd198 | 255,209,521 |
M1III | 3780 | #ffd096 | 255,208,520 |
M2III | 3710 | #ffce93 | 255,206,518 |
M3III | 3630 | #ffcc8e | 255,204,516 |
M4III | 3560 | #ffca8b | 255,202,514 |
M5III | 3420 | #ffc683 | 255,198,408 |
M6III | 3250 | #ffc179 | 255,193,403 |
O9I | 32500 | #a4b9ff | 164,185,389 |
B0I | 26000 | #a7bcff | 167,188,392 |
B1I | 20700 | #acc0ff | 172,192,402 |
B2I | 17800 | #b1c4ff | 177,196,406 |
B3I | 15600 | #b6c8ff | 182,200,512 |
B4I | 13900 | #bbcbff | 187,203,515 |
B5I | 13400 | #bccdff | 188,205,517 |
B6I | 12700 | #bfcfff | 191,207,519 |
B7I | 12000 | #c3d1ff | 195,209,521 |
B8I | 11200 | #c7d4ff | 199,212,530 |
B9I | 10500 | #ccd8ff | 204,216,534 |
A0I | 9730 | #d2dcff | 210,220,544 |
A1I | 9230 | #d6dfff | 214,223,547 |
A2I | 9080 | #d8e0ff | 216,224,548 |
A5I | 8510 | #dfe5ff | 223,229,553 |
F0I | 7700 | #eaedff | 234,237,567 |
F2I | 7170 | #f4f3ff | 244,243,579 |
F5I | 6640 | #fffafe | 255,250,592 |
F8I | 6100 | #fff5f0 | 255,245,581 |
G0I | 5510 | #ffeede | 255,238,568 |
G3I | 4980 | #ffe7cb | 255,231,561 |
G8I | 4590 | #ffe0bc | 255,224,548 |
K0I | 4420 | #ffddb5 | 255,221,545 |
K1I | 4330 | #ffdcb1 | 255,220,544 |
K2I | 4260 | #ffdaae | 255,218,536 |
K3Iab | 4130 | #ffd8a8 | 255,216,534 |
K5Iab | 3850 | #ffd19a | 255,209,521 |
M0Iab | 3650 | #ffcc8f | 255,204,516 |
M1Iab | 3550 | #ffca8a | 255,202,514 |
M2Iab | 3450 | #ffc784 | 255,199,409 |
M3Iab | 3200 | #ffc076 | 255,192,402 |
M4Iab | 2980 | #ffb968 | 255,185,389 |
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