20173+2651 TDT 2143 (HD 339900)
20h 17m 16.18s +26° 51' 15.3" P.A. 111.00 sep 0.5 mag 10.91,11.16
| Coord 2000 |
20173+2651 |
|
Discov num |
TDT2143 |
|
Comp |
|
|
Coord arcsec 2000 |
20 17 16.18 +26 51 15.3 |
|
| Date first |
1991 |
|
Date last |
2009 |
|
Obs |
2 |
|
| Pa first |
121 |
|
Pa last |
111.3 |
|
P.A. Now (θ) |
111.3° |
|
| Sep first |
0.4 |
|
Sep last |
0.45 |
|
Sep. Now (ρ) |
0.45" |
|
| Mag pri |
10.91 |
|
Mag sec |
11.16 |
|
delta mag (ΔM) |
0.25 |
|
Spectral class |
|
|
| Pri motion ra |
-014 |
|
Sec motion ra |
-014 |
|
| Pri motion dec |
-025 |
|
Sec motion dec |
-025 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 339900 |
|
Constellation |
Vulpecula |
|
Tycho2 |
2163-00267-1 |
|
Gaia DR2 |
1836079522421570560 |
|
| HD |
339900 |
|