21017+0310 BAL 2042

21^h 01^m 44.51^s +03° 09' 30.2" P.A. 128.00 sep 8.1 mag 11.51,13.00

Coord 2000	21017+0310	Discov num	BAL2042	Comp		Coord arcsec 2000	21 01 44.51 +03 09 30.2
Date first	1984	Date last	2016	Obs	5
Pa first	129	Pa last	128.2	P.A. Now (θ)	128.2°
Sep first	7.1	Sep last	8.088	Sep. Now (ρ)	8.088"
Mag pri	11.51	Mag sec	13.00	delta mag (ΔM)	1.49	Spectral class
Pri motion ra	+006	Sec motion ra	+031
Pri motion dec	-006	Sec motion dec	-012
Notes

rPM=0.773

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Equuleus

Tycho2

0530-00360-1

Gaia DR2

1731136630793135744

WDS 21017+0310 BAL 2042 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Bal1924	Ma -	Baillaud, R.	1924JO......7..117B
Bal1924		J. Obs. 7, 117, 1924
Bal1925	Ma -	Baillaud, R.	1925JO......8...53B
Bal1925		J. Obs. 8, 53, 1925
Bal1925b	Ma j	Baillaud, R.	1925JO......8...56B
Bal1925b		J. Obs. 8, 56, 1925
Bal1926	Ma -	Baillaud, R.	1926JO......9..129P
Bal1926		J. Obs. 9, 129, 1926
Bal1937A	Ma -	Baillaud, R.	1937AnLei..18....1S
Bal1937A		cited by Strand (Ann. Sterrew. Leiden 18, 1937)
Bal1944	C -	Baillaud, R.	1944AnBes...3...33B
Bal1944	+Pa	Ann. Obs. Besancon New Ser. 3, 33, 1943
Bal1944	+Po

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21017+0310	BAL2042		2000	2	128	8.1	11.51	13.00		D	210144.51+030930.2
21017+0310	BAL2042		2010	4	128	7.6	11.51	13.00			210144.51+030930.2
21017+0310	BAL2042		2016	5	128	8.1	11.51	13.00			210144.51+030930.2

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WDS 21017+0310 BAL 2042 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21017+0310 BAL 2042 : MEASURES

No records found.

WDS 21017+0310 : VIRTUAL EYEPIECE

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WDS 21017+0310 : ALADIN DSS IMAGE @ 21^h 01^m 44.51^s +03° 09' 30.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21017+0310 BAL 2042 : NEIGHBORHOODS

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Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		21017+0310	BAL2042		128	8.1
Show		21009+0257	HJ 3006		292	1.8	19
Show		21021+0329	CVR 236		279	69.7	21
Show		21033+0245	BAL2043		205	18.4	34
Show		21020+0346	HO 148		201	2.2	37
Show		21041+0300	WSI 6	AB	53	0.1	37
Show		21041+0300	DSG 6	Aa,Ab	155	0.0	37
Show		20595+0242	HJ 928		74	16.5	44
Show		21049+0250	BAL2044		273	18.8	50
Show		21047+0332	SE 3	BC	136	0.7	51
Show		21047+0332	SE 3	Aa,Ab	153	0.6	51
Show		21047+0332	STF2749	A,BC	179	3.2	51
Show		21047+0332	SE 3	AD	78	114.3	51
Show		21047+0332	STF2749	AC	176	3.5	51
Show		21036+0217	WIS 347		99	664.9	60
Show		21012+0210	GWP3029		55	70.3	60
Show		21041+0359	TOK 371		272	0.1	61
Show		21002+0406	HEI 820		65	2.3	62
Show		21008+0207	UC 4360		71	44.6	65
Show		21032+0411	BAL2554		307	21.3	66
Show		21056+0233	BAL2045		33	7.2	68
Show		20581+0352	BAL2550		157	3.4	69
Show		21063+0257	BAL2046		57	2.4	70
Show		20582+0356	BAR 13	AB	87	1.6	71
Show		20582+0356	BAR 13	AC	249	20.6	71
Show		20582+0356	WSI 39	AD	280	26.4	71
Show		20582+0356	WSI 39	CD	330	13.6	71
Show		21009+0419	BAL2553		110	10.6	71
Show		21054+0221	KPP1782		210	13.8	73
Show		20591+0418	STF2737	BC	66	10.6	79
Show		20591+0418	STF2737	AB	125	0.0	79
Show		20591+0418	STF2737	AD	293	69.3	79
Show		20591+0418	STF2737	AB,C	67	10.6	79
Show		21061+0217	RST5476		149	3.3	84
Show		20575+0214	BAL1577		221	4.9	85
Show		21020+0436	CVR 884		312	11.4	87
Show		20580+0420	UC 4346		205	22.4	90
Show		21067+0212	SLN 88		230	4.1	95
Show		21069+0405	BAL2555		164	17.1	96
Show		20552+0314	BAL2040		68	8.4	99
Show		20551+0314	UC 4324		290	9.9	99
Show		21031+0132	STF2744	AB	107	1.2	100
Show		21031+0132	STF2744	AC	99	97.8	100
Show		21031+0132	STF2744	AD	300	73.9	100
Show		20585+0143	GWP3023		358	76.3	100
Show		21059+0152	YSC 71		263	1.0	100
Show		20564+0422	CVR 877		125	26.3	109
Show		20572+0144	UC 4342		239	14.2	110
Show		20582+0447	AG 268		287	12.5	112
Show		20543+0321	BAL2039		28	14.7	113
Show		21091+0227	BAL2048		95	6.7	118

WDS 21017+0310 : COMPONENTS

	A
B	pa=128.2° sep=8.08"

21017+0310 A

Componente originario normalizzato	AB		Coord arcsec 2000	210144.51+030930.2		Mag	11.51		PmRA	6.00
PmDE	-6.0		Tycho2	0530-00360-1

Tycho2

Tycho2	0530-00360-1	Pflag		RAmdeg	315.43548218	DEmdeg	3.15840271
PmRA	6.1	PmDE	-6.4	E RAmdeg	56	E DEmdeg	66
E pmRA	1.8	E pmDE	1.8	EpRAm	1977.02	EpDEm	1969.95
Num	3	Q RAmdeg	0.6	Q DEmdeg	1.6	Q pmRA	0.6
Q pmDE	1.6	BTmag	12.128	E BTmag	0.139	VTmag	11.513
E VTmag	0.110	Prox	999	TYC		HIP
CCDM		RAdeg	315.43546806	DEdeg	3.15841778	EpRA 1990	1.70
EpDE 1990	1.56	E RAdeg	62.2	E DEdeg	77.3	Posflg
Corr	-0.2

21017+0310 B

Componente originario normalizzato	AB		Coord arcsec 2000	210144.93+030925.2		Mag	13		PmRA	31.00
PmDE	-12.0		Calc delta mag	1.49		Calc coord	yes