18020+3047 COU 811
18h 01m 58.10s +30° 47' 16.7" P.A. 153.00 sep 2.2 mag 11.20,11.65
| Coord 2000 |
18020+3047 |
|
Discov num |
COU 811 |
|
Comp |
|
|
Coord arcsec 2000 |
18 01 58.10 +30 47 16.7 |
|
| Date first |
1972 |
|
Date last |
2016 |
|
Obs |
7 |
|
| Pa first |
149 |
|
Pa last |
152.8 |
|
P.A. Now (θ) |
152.8° |
|
| Sep first |
2.0 |
|
Sep last |
2.182 |
|
Sep. Now (ρ) |
2.182" |
|
| Mag pri |
11.20 |
|
Mag sec |
11.65 |
|
delta mag (ΔM) |
0.45 |
|
Spectral class |
|
|
| Pri motion ra |
+000 |
|
Sec motion ra |
+001 |
|
| Pri motion dec |
-011 |
|
Sec motion dec |
-011 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.091 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hercules |
|
Tycho2 |
2621-02108-1 |
|
Gaia DR2 |
4602730908536911744 |
|
