20427+3947 TDT 2491
20h 42m 39.12s +39° 47' 02.0" P.A. 275.00 sep 1.4 mag 10.15,12.19
| Coord 2000 |
20427+3947 |
|
Discov num |
TDT2491 |
|
Comp |
|
|
Coord arcsec 2000 |
20 42 39.12 +39 47 02.0 |
|
| Date first |
1991 |
|
Date last |
1991 |
|
Obs |
1 |
|
| Pa first |
275 |
|
Pa last |
275.3 |
|
P.A. Now (θ) |
275.3° |
|
| Sep first |
1.4 |
|
Sep last |
1.41 |
|
Sep. Now (ρ) |
1.41" |
|
| Mag pri |
10.15 |
|
Mag sec |
12.19 |
|
delta mag (ΔM) |
2.04 |
|
Spectral class |
|
|
| Pri motion ra |
-007 |
|
Sec motion ra |
-007 |
|
| Pri motion dec |
-003 |
|
Sec motion dec |
-003 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3170-01545-1 |
|
Gaia DR2 |
2063759483982240896 |
|
