18017+2508 TDT 642 (HD 335517)
18h 01m 39.21s +25° 07' 56.4" P.A. 63.00 sep 0.5 mag 11.05,11.09
Coord 2000 |
18017+2508 |
|
Discov num |
TDT 642 |
|
Comp |
|
|
Coord arcsec 2000 |
18 01 39.21 +25 07 56.4 |
|
Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
Pa first |
63 |
|
Pa last |
62.8 |
|
P.A. Now (θ) |
62.8° |
|
Sep first |
0.5 |
|
Sep last |
0.45 |
|
Sep. Now (ρ) |
0.45" |
|
Mag pri |
11.05 |
|
Mag sec |
11.09 |
|
delta mag (ΔM) |
0.04 |
|
Spectral class |
|
|
Pri motion ra |
+024 |
|
Sec motion ra |
+024 |
|
Pri motion dec |
+014 |
|
Sec motion dec |
+014 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 335517 |
|
Constellation |
Hercules |
|
Tycho2 |
2095-01163-1 |
|
Gaia DR2 |
4582451348574299264 |
|
HD |
335517 |
|