19147+1918 LDS1020AB

 
 
19h 14m 39.08s +19 19' 04.4" P.A. 179 sep 40.8 mag 11.08,12.83 Sp M3.5V+M4V
 
 
Coord 2000
19147+1918
Discov num
LDS1020
Comp
AB
Coord arcsec 2000
19 14 39.08 +19 19 04.4
Date first
1933
Date last
2015
Obs
8
Pa first
178
Pa last
179
P.A. Now (θ)
179°
Sep first
40.9
Sep last
40.8
Sep. Now (ρ)
40.8"
Mag pri
11.08
Mag sec
12.83
delta mag (ΔM)
1.75
Spectral class
M3.5V+M4V (red/red)
Pri motion ra
-617
Sec motion ra
-611
Pri motion dec
+435
Sec motion dec
+426
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.014 (< 0.3, Physical double)
This double is physical.
 
 
19147+1918 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19147+1918 LDS1020 AB 1933 2015 8 179 40.8 11.08 12.83 1.75 <===
Show 19147+1918 BWL 49 AC 2011 2012 2 353 2.2 7.03
Show 19147+1918 BWL 49 AD 2011 2012 2 26 2.6 7.03
Show 19147+1918 BWL 49 AE 2011 2012 2 56 3.5 7.03 19.60 12.57
Show 19147+1918 BWL 49 AF 2011 2012 2 62 4.3 7.03 20.70 13.67
Show 19147+1918 BWL 49 AG 2011 2012 2 72 3.7 7.03 20.50 13.47
Show 19147+1918 BWL 49 AH 2011 2012 2 73 4.6 7.03 21.10 14.07
Show 19147+1918 BWL 49 AI 2011 2012 2 67 5.4 7.03 20.90 13.87
Show 19147+1918 BWL 49 AJ 2011 2011 1 63 5.0 7.03 22.00 14.97
Show 19147+1918 BWL 49 AK 2011 2011 1 49 6.8 7.03 19.30 12.27
Show 19147+1918 BWL 49 AL 2011 2012 2 57 7.2 7.03 14.70 7.67
Show 19147+1918 BWL 49 AM 2011 2011 1 91 4.3 7.03 18.70 11.67
Show 19147+1918 BWL 49 AN 2011 2011 1 88 4.7 7.03 20.40 13.37
Show 19147+1918 BWL 49 AO 2011 2012 2 102 3.3 7.03 20.10 13.07
Show 19147+1918 BWL 49 AP 2011 2011 1 128 5.9 7.03 20.90 13.87
Show 19147+1918 BWL 49 AQ 2011 2011 1 135 6.8 7.03 21.30 14.27
Show 19147+1918 BWL 49 AR 2011 2011 1 134 7.8 7.03 17.90 10.87
Show 19147+1918 BWL 49 AS 2011 2011 1 175 4.8 7.03 21.40 14.37
Show 19147+1918 BWL 49 AT 2011 2012 2 155 2.4 7.03 19.10 12.07
Show 19147+1918 BWL 49 AU 2011 2012 2 160 2.3 7.03 17.70 10.67
Show 19147+1918 BWL 49 AV 2011 2012 2 243 2.7 7.03 18.60 11.57
Show 19147+1918 BWL 49 AW 2011 2012 2 299 4.1 7.03 20.00 12.97
Show 19147+1918 BWL 49 AX 2011 2012 2 321 4.1 7.03 12.30 5.27
Show 19147+1918 BWL 49 AY 2012 2012 1 14 3.9 7.03 21.00 13.97
Show 19147+1918 BWL 49 A,Za 2012 2012 1 11 4.4 7.03 20.90 13.87
Show 19147+1918 BWL 49 A,Zb 2012 2012 1 7 5.1 7.03 21.40 14.37
Show 19147+1918 BWL 49 A,Zc 2012 2012 1 6 5.5 7.03 21.80 14.77
Show 19147+1918 BWL 49 A,Zd 2012 2012 1 25 5.1 7.03 22.10 15.07
Show 19147+1918 BWL 49 A,Ze 2012 2012 1 237 5.1 7.03 20.40 13.37
Show 19147+1918 BWL 49 A,Zf 2012 2012 1 254 5.4 7.03 20.20 13.17
Show 19147+1918 BWL 49 A,Zg 2012 2012 1 258 5.4 7.03 16.10 9.07
Show 19147+1918 BWL 49 A,Zh 2012 2012 1 242 6.9 7.03 20.80 13.77
Show 19147+1918 BWL 49 A,Zi 2012 2012 1 272 5.8 7.03 17.90 10.87
Show 19147+1918 BWL 49 A,Zj 2012 2012 1 270 5.5 7.03 22.20 15.17
Show 19147+1918 BWL 49 A,Zk 2012 2012 1 295 5.2 7.03 21.90 14.87
Show 19147+1918 BWL 49 A,Zl 2012 2012 1 299 4.9 7.03 20.10 13.07
Show 19147+1918 BWL 49 A,Zm 2012 2012 1 313 6.5 7.03 21.10 14.07
Show 19147+1918 BWL 49 A,Zn 2012 2012 1 320 6.6 7.03 17.20 10.17
Show 19147+1918 BWL 49 A,Zo 2012 2012 1 324 7.0 7.03 21.40 14.37
Show 19147+1918 BWL 49 A,Zp 2012 2012 1 330 6.5 7.03 21.50 14.47
Show 19147+1918 BWL 49 A,Zq 2012 2012 1 336 7.6 7.03 20.10 13.07
Show 19147+1918 BWL 49 A,Zr 2012 2012 1 353 5.6 7.03 22.10 15.07
Show 19147+1918 BWL 49 A,Zs 2012 2012 1 1 4.0 7.03 19.50 12.47
44-fold system
25 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
179
Precise sep
40.758
Constellation
Sagitta
last precise pa
179
last precise sep
40.758
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19147+1918 LDS1020 AB 2012 7 179 40.8 11.08 12.83 M3.5V+M4V NV 191439.08+191904.4
19147+1918 LDS1020 AB 2015 8 179 40.8 11.08 12.83 M3.5V+M4V NV 191439.08+191904.4

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