21099+3100 HJ 1616 AB
21h 09m 51.04s +31° 00' 56.9" P.A. 315.00 sep 10.3 mag 10.60,11.30
Coord 2000 |
21099+3100 |
|
Discov num |
HJ 1616 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 09 51.04 +31 00 56.9 |
|
Date first |
1900 |
|
Date last |
2015 |
|
Obs |
12 |
|
Pa first |
295 |
|
Pa last |
314.7 |
|
P.A. Now (θ) |
314.7° |
|
Sep first |
9.1 |
|
Sep last |
10.29 |
|
Sep. Now (ρ) |
10.29" |
|
Mag pri |
10.60 |
|
Mag sec |
11.30 |
|
delta mag (ΔM) |
0.7 |
|
Spectral class |
|
|
Pri motion ra |
-011 |
|
Sec motion ra |
+000 |
|
Pri motion dec |
-028 |
|
Sec motion dec |
+006 |
|
Notes |
L
(Linear solution) |
|
rPM=1.188
This double is not physical.
21099+3100 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
21 09 51 +31 00 57 |
HJ 1616 AB |
2015 |
12 |
315 |
10.3 |
10.60 |
11.30 |
0.70 |
|
<=== |
Show |
|
|
21 09 51 +31 00 57 |
GRV 431 AC |
2015 |
13 |
16 |
22.5 |
10.60 |
12.10 |
1.50 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2702-01954-1 |
|
Gaia DR2 |
1852773716689000448 |
|
ADS |
14701 |
|