December 15

December 15 Leap Leap+1 Leap+2 Leap+3
1950 51c OPH 51c OPH 51c OPH
2000 51c OPH 51c OPH 51c OPH 51c OPH

Use 51c Ophiuchus for Leap years in the 1950 era.

Name: 51c OPH
Birthday from Jack’s initial research: Dec 15
Magnitude: 4.8
Spectrum/Star type: White
Distance in Light Years: 425
Diameter compared to Sun: ~2.5x
Luminosity compared to Sun: ~50x
Date best observed: Jul 29
Additional information: 51 OPH is on the edge of The Pipe Nebula.

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