18001+0537 TDT 623 AB
18h 00m 06.34s +05° 36' 52.8" P.A. 239.00 sep 0.3 mag 10.69,10.70 Sp A2
Coord 2000 |
18001+0537 |
|
Discov num |
TDT 623 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 00 06.34 +05 36 52.8 |
|
Date first |
1991 |
|
Date last |
2013 |
|
Obs |
2 |
|
Pa first |
309 |
|
Pa last |
238.7 |
|
P.A. Now (θ) |
238.7° |
|
Sep first |
0.6 |
|
Sep last |
0.315 |
|
Sep. Now (ρ) |
0.315" |
|
Mag pri |
10.69 |
|
Mag sec |
10.70 |
|
delta mag (ΔM) |
0.01 |
|
Spectral class |
A2 (white) |
|
Pri motion ra |
+001 |
|
Sec motion ra |
+001 |
|
Pri motion dec |
-004 |
|
Sec motion dec |
-004 |
|
Notes |
|
|
Nature of this double is uncertain.
18001+0537 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
18 00 06 +05 36 53 |
GII 256 Aa,Ab |
2013 |
1 |
280 |
0.1 |
11.40 |
11.40 |
0.00 |
|
|
Show |
|
|
18 00 06 +05 36 53 |
TDT 623 AB |
2013 |
2 |
239 |
0.3 |
10.69 |
10.70 |
0.01 |
|
<=== |
Show |
|
|
18 00 06 +05 36 53 |
SKF 1859 AB,C |
2016 |
9 |
183 |
3.8 |
10.30 |
13.00 |
2.70 |
|
|
Quintuple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Ophiuchus |
|
Tycho2 |
0438-00043-1 |
|
Gaia DR2 |
4474439307693331584 |
|