WDS 19054+3803 AG 227 : NOTES
 
 
discov_num notes refcode
AG 227 Despite having an orbit, an optical pair based on parallax. Mlk2022
 
 
REFERENCES
 
 
refcode metd author reference
Izm2019 orb u Izmailov, I.S. 2019AstL...45...30I
Izm2019 Ast. Lett. 45, 30, 2019
Izm2019 (Orbital elements from weighted solutions used when available (Table 2),
Izm2019 unweighted elements (Table 1) used for remaining 29 systems.)
Mlk2022 not - Chulkov, D. & Malkov, O. 2022MNRAS.517.2925C
Mlk2022 MNRAS 517, 2925, 2022
 
 
DISCOVERER
 
 
idgroup discov author
1 AG Astronomische Gesellschaft (see also ref codes KR and WFD)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19054+3803 AG 227 1998 34 28 6.9 10.68 11.20 DB 190522.05+380320.6
19054+3803 AG 227 2008 35 30 7.0 10.68 11.20 DB 190522.05+380320.6
19054+3803 AG 227 2011 42 30 7.0 10.68 11.20 DB 190522.05+380320.6
19054+3803 AG 227 2015 62 31 7.1 10.68 11.20 B 190522.05+380320.6

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