20180+2553 TDT2151

Coord 2000	20180+2553		Discov num	TDT2151		Comp			Coord arcsec 2000	20 18 00.02 +25 53 10.3
Date first	1991		Date last	1991		Obs	1
Pa first	215		Pa last	215		P.A. Now (θ)	215°
Sep first	2.5		Sep last	2.5		Sep. Now (ρ)	2.5"
Mag pri	11.63		Mag sec	12.86		delta mag (ΔM)	1.23		Spectral class
Pri motion ra	-001		Sec motion ra	-001
Pri motion dec	+000		Sec motion dec	+000
Notes

Nature of this double is uncertain.

Precise pa	215.2		Precise sep	2.52		Constellation	Vulpecula		Tycho2	2159-01392-1
Gaia DR2	36142573824

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20180+2553	TDT2151		1991	1	215	2.5	11.63	12.86			201800.02+255310.3

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