18099-0302 BRT 475 (HD 166259)
18h 09m 52.48s -03° 01' 38.4" P.A. 60.00 sep 2.9 mag 11.31,11.82 Sp G0
Coord 2000 |
18099-0302 |
|
Discov num |
BRT 475 |
|
Comp |
|
|
Coord arcsec 2000 |
18 09 52.48 -03 01 38.4 |
|
Date first |
1897 |
|
Date last |
2016 |
|
Obs |
11 |
|
Pa first |
71 |
|
Pa last |
59.9 |
|
P.A. Now (θ) |
59.9° |
|
Sep first |
3.9 |
|
Sep last |
2.873 |
|
Sep. Now (ρ) |
2.873" |
|
Mag pri |
11.31 |
|
Mag sec |
11.82 |
|
delta mag (ΔM) |
0.51 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
-042 |
|
Sec motion ra |
+064 |
|
Pri motion dec |
-011 |
|
Sec motion dec |
+036 |
|
Notes |
|
|
rPM=1.579
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 166259 |
|
Constellation |
Serpens |
|
Tycho2 |
5101-00238-1 |
|
Gaia DR2 |
4174774942623257344 |
|
HD |
166259 |
|