November 18 | Leap | Leap+1 | Leap+2 | Leap+3 |
1950 | 37 LIB | 37 LIB | ||
38Gamma LIB | 38Gamma LIB | 38Gamma LIB | ||
39Upsilon LIB | 39Upsilon LIB | 39Upsilon LIB | ||
40Tau LIB | 40Tau LIB | |||
2000 | 37 LIB | 37 LIB | 37 LIB | |
38Gamma LIB | 38Gamma LIB | 38Gamma LIB | ||
39Upsilon LIB | 39Upsilon LIB |
In many cases you have a choice of stars for this date. Remember that a brighter star has a smaller magnitude number, if that is your choice.
Name: 37 LIB
Birthday from Jack’s initial research: Nov 17
Magnitude: 4.6
Spectrum/Star type: Orange Giant
Distance in Light Years: 94
Diameter compared to Sun: ~10
Luminosity compared to Sun: ~50
Date best observed: Jun 29
Name: 38Gamma LIB
Birthday from Jack’s initial research: Nov 18
Magnitude: 3.9
Spectrum/Star type: Orange Giant
Distance in Light Years: 150
Diameter compared to Sun: ~15
Luminosity compared to Sun: 70
Date best observed: Jun 30
Additional information: 38 Gamma is a double star.
Name: 39Upsilon LIB
Birthday from Jack’s initial research: Nov 18
Magnitude: 3.6
Spectrum/Star type: Orange giant
Distance in Light Years: 195
Diameter compared to Sun: ~20x
Luminosity compared to Sun: ~100x
Date best observed: Jun 30
Additional information: 39 Upsilon is a double star. In Upton’s Star Atlas of 1896, Sigma, Tau, and Upsilon LIB were still shown to be in the Scorpion!
Name: 40Tau LIB
Birthday from Jack’s initial research: Nov 19
Magnitude: 3.7
Spectrum/Star type: Blue
Distance in Light Years: 445
Diameter compared to Sun: ~6
Luminosity compared to Sun: 10s of thousands
Date best observed: Jul 1
Additional information: In Upton’s Star Atlas of 1896, Sigma, Tau, and Upsilon LIB were still shown to be in the Scorpion!