IRAS22023+5249 紹介済みか記憶が怪しいのですが (^^;) PPN候補の高温星です。 GSC3969.2206 220412.38 +530402.1 (2000.0) 12.34 1 USNO1425.12881006 220412.413 +530402.00 (2000.0) 11.5 12.3 USNO1425.12881310 220413.090 +530405.02 (2000.0) 16.8 18.6 IRAS22023+5249 220221.6 +524927 (1950.0) F12=1.00 F25=25.11 F60=14.45 F100=3.98L VAR=38 LRS=-1 V: planetary nebula or non-variable star with very cool shell 220412.0 +530359 (2000.0) HBH61-11 em V=11.0 - 220412.2 +530400 (2000.0) LSIII+52.24 12.3p OB 220412.1 +530359 (2000.0) 3+5224 220412.1 +530401 (2000.0) IRAS22023+5249 1.017 24.690 14.520 3.934L 38% 220412.1 +530401 (2000.0) SSC22023+5249 1.017 24.690 14.520 3.934L 220412.4 +530402 (2000.0) MSX5C_G099.3040-01.9556 -29 -15 0 -2 2 21 V(%):-:-:1:-:3:2 220412.3 +530400 (2000.0) 1252E 0.69 TYC2-3969.2206.1 (12.59 0.23) (13.40 0.35)