17383+4500 ES 1257 AB
17h 38m 13.95s +45° 00' 23.3" P.A. 296.00 sep 2.7 mag 10.45,10.90
Coord 2000 |
17383+4500 |
|
Discov num |
ES 1257 |
|
Comp |
AB |
|
Coord arcsec 2000 |
17 38 13.95 +45 00 23.3 |
|
Date first |
1893 |
|
Date last |
2021 |
|
Obs |
22 |
|
Pa first |
298 |
|
Pa last |
296.4 |
|
P.A. Now (θ) |
296.4° |
|
Sep first |
2.6 |
|
Sep last |
2.71 |
|
Sep. Now (ρ) |
2.71" |
|
Mag pri |
10.45 |
|
Mag sec |
10.90 |
|
delta mag (ΔM) |
0.45 |
|
Spectral class |
|
|
Pri motion ra |
+057 |
|
Sec motion ra |
-004 |
|
Pri motion dec |
+003 |
|
Sec motion dec |
+030 |
|
Notes |
N
(See Notes) |
|
rPM=1.169
This double is not physical.
17383+4500 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
17 38 14 +45 00 23 |
ES 1257 AB |
2021 |
22 |
296 |
2.7 |
10.45 |
10.90 |
0.45 |
|
<=== |
Show |
|
|
17 38 14 +45 00 23 |
ES 1257 AC |
2021 |
16 |
124 |
52.3 |
10.45 |
10.53 |
0.08 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
3510-00175-1 |
|
Gaia DR2 |
1350319820735284224 |
|