Any of these 3 stars could work for any year on this date, although 63Chi is the most accurate choice for the Leap and Leap+1 years. In a few cases you have a choice. Remember that a smaller magnitude number is a brighter star, if that is your preference.

Name: 60 or *b LEO aka HIP 53954, HR 4300
Birthday from Jack’s initial research: September 6
Magnitude: 4.4
Spectrum/Star type: White, with strong metallic lines.
Distance in Light Years: 125
Diameter compared to Sun:
Luminosity compared to Sun:
Date best observed: Apr 21
Additional information: 60 LEO is outside of the Zodiac.

Name: 61 or p2 LEO aka HIP 53907 HD 95578
Birthday from Jack’s initial research: September 6
Magnitude: 4.7
Spectrum/Star type: Orange Giant
Distance in Light Years: 510
Diameter compared to Sun: ~25x
Luminosity compared to Sun: ~220x
Date best observed: Apr 21
Additional information: Dimmer p 1 is a few degrees to the right.

Name: 63Chi LEO
Birthday from Jack’s initial research: September 7
Magnitude: 4.6var
Spectrum/Star type: Light yellow Subgiant
Distance in Light Years: 95
Diameter compared to Sun:
Luminosity compared to Sun:
Date best observed: Apr 22
Additional information: Chinese:”a Wonderful Tower” A triple with two dimmer stars below it. The primary star is just a bit bigger and brighter than the sun.