15266+5454 STF 1948 (HD 137972)
15h 26m 34.86s +54° 53' 56.5" P.A. 47.00 sep 12.8 mag 8.71,9.65 Sp A5 dist. 127.71 pc (416.59 l.y.)
| Coord 2000 |
15266+5454 |
|
Discov num |
STF1948 |
|
Comp |
|
|
Coord arcsec 2000 |
15 26 34.86 +54 53 56.5 |
|
| Date first |
1830 |
|
Date last |
2017 |
|
Obs |
34 |
|
| Pa first |
51 |
|
Pa last |
46.7 |
|
P.A. Now (θ) |
46.7° |
|
| Sep first |
12.2 |
|
Sep last |
12.78 |
|
Sep. Now (ρ) |
12.78" |
|
| Mag pri |
8.71 |
|
Mag sec |
9.65 |
|
delta mag (ΔM) |
0.94 |
|
Spectral class |
A5 (white) |
|
| Pri motion ra |
-034 |
|
Sec motion ra |
-033 |
|
| Pri motion dec |
+012 |
|
Sec motion dec |
+015 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.087 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 137972 |
|
Constellation |
Draco |
|
SAO |
29528 |
|
HIP |
75589 |
|
| Tycho2 |
3869-01586-1 |
|
Gaia DR2 |
1599615631152456704 |
|
HD |
137972 |
|
GC |
20778 |
|
| ADS |
9649 |
|
BD |
BD+55 1754 |
|
Distance |
127.71 |
|
Distance ly |
416.59 |
|
