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Doubles in session


Current system
00243+2731
CHE 21


Nearby doubles
10' : 00250+2726
CHE 24

14' : 00247+2740
LDS3164

20' : 00230+2735
TDS 16

20' : 00252+2743
CHE 26

22' : 00235+2709
CHE 18

23' : 00232+2710
CHE 16

26' : 00237+2702
CHE 20

31' : 00220+2726
CHE 12

34' : 00257+2755
GRV 22

35' : 00250+2653
CHE 25

36' : 00220+2711
HDS 48

37' : 00241+2652
TDS1441

38' : 00220+2706
CHE 13

40' : 00214+2729
CHE 11

43' : 00220+2659
CHE 14

43' : 00214+2744
CHE 10AB

47' : 00210+2647
CHE 9

48' : 00208+2737
CHE 7

49' : 00231+2813
KPP4413AB

49' : 00215+2658
HJ 1020

52' : 00206+2712
LDS3154

53' : 00243+2634
CHE 22

55' : 00259+2638
CVR1041AB

57' : 00209+2655
CHE 8

65' : 00262+2827
COU 446

66' : 00234+2624
CHE 17AB



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 00243+2731 CHE 21 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Che1908 Pa - Chevalier, Stanislas .
Che1908 Shanghai Obs. Zo-Se 4, 60, 1908 (corrections described in Bko2011c and Hrt2012b)
Che1909 Pa - Chevalier, Stanislas .
Che1909 Shanghai Obs. Zo-Se 5, 86, 1909 (corrections are described in Hrt2012b)
Che1910 Ma j Chevalier, Stanislas & Tsang Ziang-seng .
Che1910 +Pa Shanghai Obs. Zo-Se 6, O5, 1910 (corrections are described in Hrt2012b)
Che1911 Ma - Chevalier, Stanislas .
Che1911 +Pa Shanghai Obs. Zo-Se 7, B1, 1911 (corrections are described in Hrt2012b)
Che1925 Pa - Chevalier, Stanislas 1925JO......8...65G
Che1925 J. Obs. 8, 65, 1925
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00243+2731 CHE 21 1989 2 160 20.4 13.12 13.51 002419.11+272615.5
00243+2731 CHE 21 2001 8 159 18.8 14.30 14.70 002420.01+272805.1
00243+2731 CHE 21 2006 10 159 18.8 14.00 14.30 002420.00+272805.0
00243+2731 CHE 21 2010 10 159 18.7 14.10 14.53 002420.00+272805.0
00243+2731 CHE 21 2015 11 159 18.7 14.10 14.53 002420.00+272805.0

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