18425+0518 TDT 1014 (HD 172900)
18h 42m 30.25s +05° 17' 44.3" P.A. 339.00 sep 0.7 mag 9.96,10.58 Sp A3
Coord 2000 |
18425+0518 |
|
Discov num |
TDT1014 |
|
Comp |
|
|
Coord arcsec 2000 |
18 42 30.25 +05 17 44.3 |
|
Date first |
1991 |
|
Date last |
2016 |
|
Obs |
2 |
|
Pa first |
333 |
|
Pa last |
338.6 |
|
P.A. Now (θ) |
338.6° |
|
Sep first |
0.6 |
|
Sep last |
0.731 |
|
Sep. Now (ρ) |
0.731" |
|
Mag pri |
9.96 |
|
Mag sec |
10.58 |
|
delta mag (ΔM) |
0.62 |
|
Spectral class |
A3 (white) |
|
Pri motion ra |
+004 |
|
Sec motion ra |
+004 |
|
Pri motion dec |
+006 |
|
Sec motion dec |
+006 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 172900 |
|
Constellation |
Serpens |
|
Tycho2 |
0455-00240-1 |
|
Gaia DR2 |
4283763238153225728 |
|
HD |
172900 |
|