WDS 20223+4748 HJ 1511 EF : NOTES
 
 
discov_num notes refcode
HJ 1510 E is A of HJ 1511. Opik also measures a wide pair 5'in 90@ from AD: Opi1927
230@ +/-, 35" +/-, 9.1-10.6.
 
 
REFERENCES
 
 
refcode metd author reference
Opi1927 Ma - Opik, E. 1927PTarO..26e...1O
Opi1927 Pub. Tartu Obs. 26, #5, 1927
 
 
DISCOVERER
 
 
idgroup discov author
1 ES Espin, T.E.
96 HJ Herschel, J.F.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20223+4748 HJ 1511 EF 2003 3 237 11.7 10.98 11.70 202221.42+474710.2
20223+4748 HJ 1511 EF 2015 7 237 11.6 10.98 12.20 N 202221.42+474710.2

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