22488-1352 DAM 657

 
 
22h 48m 49.83s -13 51' 53.1" P.A. 205.00 sep 8.1 mag 10.60,12.70 Sp F3V
 
 
Coord 2000
22488-1352
Discov num
DAM 657
Comp
Coord arcsec 2000
22 48 49.83 -13 51 53.1
Date first
1901
Date last
2015
Obs
7
Pa first
206
Pa last
205
P.A. Now (θ)
205°
Sep first
7.7
Sep last
8.1
Sep. Now (ρ)
8.1"
Mag pri
10.60
Mag sec
12.70
delta mag (ΔM)
2.1
Spectral class
F3V (yellow-white)
Pri motion ra
-004
Sec motion ra
-006
Pri motion dec
-029
Sec motion dec
-038
Notes
V (Proper motion indicates physical)
rPM=0.24 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
205.4
Precise sep
8.133
Constellation
Hydra
Tycho2
5819-01179-1
Gaia DR2
2597359486318507648
HD
215932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
22488-1352 DAM 657 1999 2 205 8.1 10.60 12.70 F3V V 224849.83-135153.1
22488-1352 DAM 657 2000 1 205 8.1 10.60   F3V V 224849.83-135153.1
22488-1352 DAM 657 2010 5 204 8.0 10.60 12.70 F3V V 224849.83-135153.1
22488-1352 DAM 657 2015 6 205 8.1 10.60 12.70 F3V V 224849.83-135153.1

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