18503-2100 ARA 1554

Coord 2000	18503-2100		Discov num	ARA1554		Comp			Coord arcsec 2000	18 50 17.87 -20 59 44.8
Date first	1921		Date last	2015		Obs	7
Pa first	184		Pa last	187.8		P.A. Now (θ)	187.8°
Sep first	10.4		Sep last	9.711		Sep. Now (ρ)	9.711"
Mag pri	10.73		Mag sec	12.80		delta mag (ΔM)	2.07		Spectral class
Pri motion ra	+009		Sec motion ra	+013
Pri motion dec	-007		Sec motion dec	+002
Notes

rPM=0.749 Nature of this double is uncertain.

Constellation

Sagittarius

Tycho2

6293-01421-1

Gaia DR2

4079122138321533312

No records found.

refcode	metd	author	reference
Ara1961	Pa -	Aravamudan, S.	1961PASP...73..266A
Ara1961		PASP 73, 266, 1961
Ara1963	Pa -	Aravamudan, S.	.
Ara1963		Pub. Nizamiah Obs. 13, Pt.3, 1963

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18503-2100	ARA1554		1998	3	187	9.7	10.73	12.80		D	185017.87-205944.8
18503-2100	ARA1554		1999	4	188	9.8	10.73	12.80		D	185017.87-205944.8
18503-2100	ARA1554		2015	5	188	9.7	10.73	12.80			185017.87-205944.8

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No records found.


No records found.

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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