新發現天體 Drechsler 21 in Andromeda + DR5 +Catalog Dr

[peter]

DR5
RA center: 18h 45' 42"
DEC center: +33° 50' 9"

https://www.astrobin.com/idtqrc/?nc=user 




Dr21
https://www.astrobin.com/3945l8/0/

 RA center: 23h 23' 52"

DEC center: +45° 16' 12"

http://deeplook.astronomie.at/dr%2021%20-%20alkor.htm

The object was discovered in May 2019 by Marcel Drechsler. Almost in the middle there is a white dwarf. It is probably a planetary nebula. At the lower right edge of the PN there is a newly discovered nebula - DrBl 1

Dr21 應該 May 2019 by Marcel Drechsler

stDr  =>  https://familystar.org.tw/index.php?option=com_smf&Itemid=45&topic=34849.0

[peter]

這 dr12  好像跟  Catalog Dr 不同 RA  DEC