NNo GCVS J2000.0 Type Max Min I Min II Epoch Year Period M-m/D Spectrum References Other desig. p.m.(as/yr) Epoch Ident. New type GCVS
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450089 |BL Lac *|220243.29 +421639.9 |BLLAC | 12.4 | 17.2 | |B | | | | | |09325 06090| | |1990.73 | |Lit. | |BL Lac |
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_______________Cross-identifications:_______________
BL Lac = AN 1929.0363 |
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Reference to a chart or photograph:
06090. Ch.Bertaud, G.Wlerick, P.Veron, B.Dumortier, J.Bigay, G.Paturel, M.Duruy, P.de Saevsky, AsAp 24, N3, 357, 1973.
Reference to a study of the star:
09325. C. BarbierI, S.Cristiani, G.Romano, AJ 87, N4, 616, 1982 {1982AJ.....87..616B}
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Remark:
Z = 0.07; B-V = +1.0. Light curve graph [06784].
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