I have returned the faithful old M25C to the Hyperstar and taken the new M26C into the mini-WASP observatory (North dome) awaiting the arrival of the TS 80mm triplet APO. Expect rain and cloud for at least the next 6 … Continue reading
And here’s that recent Kappa Cassiopeia data expertly processed by Noel Carboni.
Whilst working on the mini-WASP array last night I took a quick image of a reasonably bright star with the one good scope and camera. The central star is Kappa Cassiopeia and the two open clusters above it are NGC … Continue reading
Spica Star name: Spica Other names: Alpha Virginis, Azimech, Alaraph, Dana Constellation: Virgo Other ID: 67 Virginis, HR5056, HD116658, SAO157923, HIP65474 Magnitude: +1.04 Absolute magnitude: -3.55 Luminosity, Sun = 1: 12,100 R.A. 2000: 13hr 25min 11.5793sec … Continue reading
Whereas there are lots of very red stars in the night sky (not many bright ones though) there are fewer very blue stars, that is stars with a big negative B-V index. The brightest very blue star in the night … Continue reading
WZ Cassiopeiae Star name: WZ Cassiopeiae Other names: Constellation: Cassiopeia Other ID: SAO 21002, HIP 99, HD 224855, B+59 2810, PPM 11856 Magnitude: 6.772 to 7.215 Absolute magnitude: -2.7 +/- 1.0 Luminosity, Sun = 1: 980 +/- … Continue reading
UU Aurigae Star name: UU Aurigae Other names: Constellation: Auriga Other ID: SAO 59280, HD 46687, HIP 31579, HR 2405, BD+38 1539 Magnitude: 5.446 Absolute magnitude: -3.1 +/- 1.1 Luminosity, Sun = 1: 1400 +/- 1400 R.A. … Continue reading
RS Cygni Star name: RS Cygni Other names: Constellation: Cygnus Other ID: SAO 69636, HIP 99653, PPM 84477, HD 192443, B+38 3957 Magnitude: 7.1 to 8.5 Absolute magnitude: -0.77 +/- 0.92 Luminosity, Sun = 1: 170 +/- … Continue reading
SAO 12874 and SAO 12870 Star name: Other names: Constellation: Camelopardalis Other ID: SAO 12874, HIP 17296, HD 22649, B+62 597, PPM 14446 Magnitude: 5.05 Absolute magnitude: Luminosity, Sun = 1: R.A. 2000: 03hr 42min 09.325sec Dec … Continue reading
La Superba Star name: La Superba Other names: Y Canum Venaticorum Constellation: Canes Venatici Other ID: SAO 44317, HIP 62223, HD110914, HR4846, GC17342 Magnitude: 4.8 to 6.3 (variable over 160 days) Absolute magnitude: -7.63 Luminosity, Sun = … Continue reading
