17200+3640 LDS 4739
17h 19m 55.65s +36° 39' 39.5" P.A. 156.00 sep 3.0 mag 13.70,15.40
Coord 2000 |
17200+3640 |
|
Discov num |
LDS4739 |
|
Comp |
|
|
Coord arcsec 2000 |
17 19 55.65 +36 39 39.5 |
|
Date first |
1960 |
|
Date last |
2016 |
|
Obs |
5 |
|
Pa first |
150 |
|
Pa last |
155.6 |
|
P.A. Now (θ) |
155.6° |
|
Sep first |
4.5 |
|
Sep last |
2.978 |
|
Sep. Now (ρ) |
2.978" |
|
Mag pri |
13.70 |
|
Mag sec |
15.40 |
|
delta mag (ΔM) |
1.7 |
|
Spectral class |
|
|
Pri motion ra |
-112 |
|
Sec motion ra |
-112 |
|
Pri motion dec |
-499 |
|
Sec motion dec |
-499 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS