20231+1508 BPM 2137
20h 23m 07.51s +15° 07' 59.2" P.A. 314.00 sep 41.6 mag 14.01,15.77
| Coord 2000 |
20231+1508 |
|
Discov num |
BPM2137 |
|
Comp |
|
|
Coord arcsec 2000 |
20 23 07.51 +15 07 59.2 |
|
| Date first |
1983 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
313 |
|
Pa last |
314.3 |
|
P.A. Now (θ) |
314.3° |
|
| Sep first |
41.7 |
|
Sep last |
41.558 |
|
Sep. Now (ρ) |
41.558" |
|
| Mag pri |
14.01 |
|
Mag sec |
15.77 |
|
delta mag (ΔM) |
1.76 |
|
Spectral class |
|
|
| Pri motion ra |
-017 |
|
Sec motion ra |
-008 |
|
| Pri motion dec |
-016 |
|
Sec motion dec |
-015 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.388
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Delphinus |
|
Gaia DR2 |
1805287802350381312 |
|
