02521+3718 STF 316 (HD 17757)
02h 52m 05.13s +37° 17' 45.7" P.A. 135.00 sep 14.4 mag 9.46,9.74 Sp F8
| Coord 2000 |
02521+3718 |
|
Discov num |
STF 316 |
|
Comp |
|
|
Coord arcsec 2000 |
02 52 05.13 +37 17 45.7 |
|
| Date first |
1830 |
|
Date last |
2018 |
|
Obs |
43 |
|
| Pa first |
134 |
|
Pa last |
135.1 |
|
P.A. Now (θ) |
135.1° |
|
| Sep first |
13.9 |
|
Sep last |
14.36 |
|
Sep. Now (ρ) |
14.36" |
|
| Mag pri |
9.46 |
|
Mag sec |
9.74 |
|
delta mag (ΔM) |
0.28 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
-042 |
|
Sec motion ra |
-039 |
|
| Pri motion dec |
-008 |
|
Sec motion dec |
-010 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.084 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 17757 |
|
Constellation |
Perseus |
|
SAO |
55954 |
|
Tycho2 |
2338-01039-1 |
|
| Gaia DR2 |
141502164334391168 |
|
HD |
17757 |
|
GC |
3433 |
|
