18030-0253 BRT 474
18h 02m 59.35s -02° 52' 52.9" P.A. 52.00 sep 4.6 mag 11.50,11.60
| Coord 2000 |
18030-0253 |
|
Discov num |
BRT 474 |
|
Comp |
|
|
Coord arcsec 2000 |
18 02 59.35 -02 52 52.9 |
|
| Date first |
1897 |
|
Date last |
2015 |
|
Obs |
6 |
|
| Pa first |
59 |
|
Pa last |
51.9 |
|
P.A. Now (θ) |
51.9° |
|
| Sep first |
4.7 |
|
Sep last |
4.578 |
|
Sep. Now (ρ) |
4.578" |
|
| Mag pri |
11.50 |
|
Mag sec |
11.60 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
|
|
| Pri motion ra |
-003 |
|
Sec motion ra |
+029 |
|
| Pri motion dec |
-010 |
|
Sec motion dec |
+007 |
|
| Notes |
|
|
rPM=1.215
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Serpens |
|
Tycho2 |
5100-00305-1 |
|
Gaia DR2 |
4177934144470265728 |
|
