15598+4404 JNN 106

 
 
15h 59m 47.30s +44 03' 59.7" P.A. 283.00 sep 5.5 mag 11.80,18.20 Sp M1e+M8
 
 
Coord 2000
15598+4404
Discov num
JNN 106
Comp
Coord arcsec 2000
15 59 47.30 +44 03 59.7
Date first
2000
Date last
2018
Obs
13
Pa first
286
Pa last
283
P.A. Now (θ)
283°
Sep first
5.4
Sep last
5.5
Sep. Now (ρ)
5.5"
Mag pri
11.80
Mag sec
18.20
delta mag (ΔM)
6.4
Spectral class
M1e+M8 (red/red)
Pri motion ra
-071
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
N V (See Notes, Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
282.6
Precise sep
5.5
Constellation
Hydra
Gaia DR2
1384769474242031616
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15598+4404 JNN 106 2009 5 285 5.6 11.80 18.20 M1e M8 N 155947.30+440359.7
15598+4404 JNN 106 2012 6 285 5.6 11.80 18.20 M1e M8 N 155947.30+440359.7
15598+4404 JNN 106 2014 11 284 5.7 11.80 18.20 M1e+M8 NV 155947.30+440359.7
15598+4404 JNN 106 2015 12 284 5.6 11.80 18.20 M1e+M8 NV 155947.30+440359.7

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