21092+2820 MLB 537
21h 09m 09.58s +28° 19' 56.7" P.A. 99.00 sep 7.0 mag 9.70,10.00
| Coord 2000 |
21092+2820 |
|
Discov num |
MLB 537 |
|
Comp |
|
|
Coord arcsec 2000 |
21 09 09.58 +28 19 56.7 |
|
| Date first |
1897 |
|
Date last |
2016 |
|
Obs |
11 |
|
| Pa first |
97 |
|
Pa last |
98.6 |
|
P.A. Now (θ) |
98.6° |
|
| Sep first |
6.3 |
|
Sep last |
7.001 |
|
Sep. Now (ρ) |
7.001" |
|
| Mag pri |
9.70 |
|
Mag sec |
10.00 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
|
|
| Pri motion ra |
+011 |
|
Sec motion ra |
+026 |
|
| Pri motion dec |
-008 |
|
Sec motion dec |
-013 |
|
| Notes |
|
|
rPM=0.544
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Gaia DR2 |
1851276521148066688 |
|
