18296+1639 BPM 780

Coord 2000	18296+1639		Discov num	BPM 780		Comp			Coord arcsec 2000	18 29 38.59 +16 38 37.8
Date first	1987		Date last	2015		Obs	9
Pa first	70		Pa last	69.5		P.A. Now (θ)	69.5°
Sep first	103.6		Sep last	103.654		Sep. Now (ρ)	103.654"
Mag pri	11.69		Mag sec	12.48		delta mag (ΔM)	0.79		Spectral class
Pri motion ra	+005		Sec motion ra	+007
Pri motion dec	+007		Sec motion dec	+013
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.428 This double is physical.

Constellation

Hercules

Tycho2

1569-00784-1

Gaia DR2

4522341116608173952

discov_num	notes	refcode
BPM 780	[PM2000] 1476424 + [PM2000] 1476961.	Gvr2010

refcode	metd	author	reference
Gvr2010	Pa -	Gavras, P. Sinachopoulos, D., Le Campion, J.F., & Cucourant, C.	2010A&A...521A 4G
Gvr2010	+T	A&A 521, A4, 2010
Gvr2010		(Note: mean measures from AC2000.2, CdC2000, USNO-A2.0, Yellow Sky, and M2000
Gvr2010		catalogs, spanning years ~1900-2000)

idgroup	discov	author
1	BPM	Bordeaux PM2000 catalogue (main catalog: separation < 2')

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18296+1639	BPM 780		2000	2	70	103.7	11.75	12.47		NV	182938.59+163837.8
18296+1639	BPM 780		2001	3	70	103.7	11.75	12.47		NV	182938.59+163837.8
18296+1639	BPM 780		2010	4	70	103.5	11.69	12.48		NV	182938.59+163837.8
18296+1639	BPM 780		2015	5	70	103.7	11.69	12.48		NV	182938.59+163837.8

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Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS