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Current system
20178+1520
CHE 281


Nearby doubles
2' : 20179+1520
SMA 116

5' : 20174+1522
CHE 276

6' : 20181+1519
CHE 290

7' : 20180+1526
CHE 286

10' : 20172+1515
CHE 274AB

10' : 20178+1530
CHE 280

11' : 20185+1519
BPM2100

11' : 20182+1511
A 1670

12' : 20179+1508
A 1669

13' : 20183+1509
CHE 294AB

14' : 20168+1523
CHE 267

15' : 20183+1508
BPM2098

16' : 20177+1504
BPM2091

16' : 20167+1513
CHE 265

17' : 20182+1504
BPM2097

18' : 20189+1524
CHE 302

18' : 20177+1503
CHE 279

19' : 20188+1530
TOB 319AB

19' : 20169+1506
CHE 268AB

19' : 20171+1536
CHE 272

20' : 20190+1526
BPM2104

20' : 20180+1501
CHE 287

20' : 20177+1539
CHE 278

21' : 20183+1539
CHE 293

21' : 20190+1530
BKO 563

22' : 20170+1538
CHE 269



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.
 
 
WDS 20178+1520 CHE 281 : 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
20178+1520 CHE 281 2006 4 315 17.6 8.89 10.18 D 201746.51+151935.0
20178+1520 CHE 281 2008 5 315 17.5 8.89 10.18 D 201746.51+151935.0
20178+1520 CHE 281 2013 8 317 17.4 8.89 10.18 201746.51+151935.0
20178+1520 CHE 281 2016 11 316 17.7 11.20 12.60 A5+A8 201746.51+151935.0

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