16040+2515 TRN   1

 
 
16h 04m 03.71s +25 15' 17.4" P.A. 243 sep 0.4 mag 7.06,10.10 Sp G8 dist. 22.22 pc (72.48 l.y.)
 
 
Coord 2000
16040+2515
Discov num
TRN   1
Comp
Coord arcsec 2000
16 04 03.71 +25 15 17.4
Date first
1996
Date last
2005
Obs
3
Pa first
255
Pa last
243
P.A. Now (θ)
243°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
7.06
Mag sec
10.10
delta mag (ΔM)
3.04
Spectral class
G8 (yellow)
Pri motion ra
-489
Sec motion ra
Pri motion dec
+697
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
242.5
Precise sep
0.39
Constellation
Serpens
SAO
84179
HIP
78709
Tycho2
2038-00982-1
HD
144287
GL
Gl 609.2
BD
BD+25 3020
Distance
22.22
Distance ly
72.48
last precise pa
242.5
last precise sep
0.39
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16040+2515 TRN 1 1999 2 287 0.2 7.06 10.10 G8 D 160404.03+251511.3
16040+2515 TRN 1 2005 3 243 0.4 7.06 10.10 G8 160403.71+251517.4

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