21009+0419 BAL 2553

21^h 00^m 51.23^s +04° 19' 00.1" P.A. 110.00 sep 10.6 mag 10.28,12.30

Coord 2000	21009+0419	Discov num	BAL2553	Comp		Coord arcsec 2000	21 00 51.23 +04 19 00.1
Date first	1910	Date last	2015	Obs	11
Pa first	105	Pa last	110	P.A. Now (θ)	110°
Sep first	11.2	Sep last	10.57	Sep. Now (ρ)	10.57"
Mag pri	10.28	Mag sec	12.30	delta mag (ΔM)	2.02	Spectral class
Pri motion ra	-003	Sec motion ra	-002
Pri motion dec	-004	Sec motion dec	-005
Notes

rPM=0.263 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Equuleus

Tycho2

0534-02471-1

Gaia DR2

1731560462461030016

WDS 21009+0419 BAL 2553 : 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
21009+0419	BAL2553		2000	3	110	10.7	10.28	12.30		D	210051.23+041900.1
21009+0419	BAL2553		2013	5	109	10.4	10.28	12.30			210051.23+041900.1
21009+0419	BAL2553		2015	6	110	10.6	10.28	12.30			210051.23+041900.1

If you need more information about this double, apply for a data request form to the WDS.

WDS 21009+0419 BAL 2553 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21009+0419 BAL 2553 : MEASURES

No records found.

WDS 21009+0419 : VIRTUAL EYEPIECE

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WDS 21009+0419 : ALADIN DSS IMAGE @ 21^h 00^m 51.23^s +04° 19' 00.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21009+0419 BAL 2553 : 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		21009+0419	BAL2553		110	10.6	1
Show		21002+0406	HEI 820		65	2.3	16
Show		21020+0436	CVR 884		312	11.4	25
Show		20591+0418	STF2737	AB	125	0.0	27
Show		20591+0418	STF2737	AD	293	69.3	27
Show		20591+0418	STF2737	AB,C	67	10.6	27
Show		20591+0418	STF2737	BC	66	10.6	27
Show		21032+0411	BAL2554		307	21.3	37
Show		21020+0346	HO 148		201	2.2	38
Show		20580+0420	UC 4346		205	22.4	43
Show		20582+0356	BAR 13	AB	87	1.6	46
Show		20582+0356	BAR 13	AC	249	20.6	46
Show		20582+0356	WSI 39	AD	280	26.4	46
Show		20582+0356	WSI 39	CD	330	13.6	46
Show		20581+0352	BAL2550		157	3.4	49
Show		20582+0447	AG 268		287	12.5	49
Show		21041+0359	TOK 371		272	0.1	53
Show		21021+0329	CVR 236		279	69.7	54
Show		21024+0513	A 615		129	3.5	59
Show		20564+0422	CVR 877		125	26.3	68
Show		21017+0310	BAL2042		128	8.1	71
Show		21047+0332	SE 3	Aa,Ab	153	0.6	75
Show		21047+0332	STF2749	A,BC	179	3.2	75
Show		21047+0332	SE 3	AD	78	114.3	75
Show		21047+0332	STF2749	AC	176	3.5	75
Show		21047+0332	SE 3	BC	136	0.7	75
Show		20559+0435	UC 4332		60	52.9	76
Show		20557+0432	STF2735		282	2.0	79
Show		21009+0257	HJ 3006		292	1.8	83
Show		21014+0542	ELP 47		25	6.3	84
Show		21046+0530	BUP 223		252	82.5	91
Show		21069+0405	BAL2555		164	17.1	92
Show		21041+0300	WSI 6	AB	53	0.1	94
Show		21041+0300	DSG 6	Aa,Ab	155	0.0	94
Show		21006+0554	GRV 403		116	33.5	96
Show		21069+0458	UC 4382		272	53.5	99
Show		20595+0242	HJ 928		74	16.5	100
Show		21033+0245	BAL2043		205	18.4	101
Show		20541+0357	HJ 3005		300	30.5	103
Show		20561+0535	TDT2642		77	0.6	104
Show		20588+0600	UC 4347		31	40.4	106
Show		20552+0314	BAL2040		68	8.4	107
Show		21049+0250	BAL2044		273	18.8	107
Show		20551+0314	UC 4324		290	9.9	108
Show		20543+0321	BAL2039		28	14.7	114
Show		21063+0257	BAL2046		57	2.4	116
Show		20537+0336	BAL2548		258	7.5	116
Show		21090+0410	HJ 5515	AB	126	14.4	118
Show		21090+0410	HJ 5515	AC	68	47.8	118
Show		20530+0427	TDT2603		281	1.7	118
Show		21080+0509	STT 527		114	0.4	119

WDS 21009+0419 : COMPONENTS

	A
B	pa=110.1° sep=10.54"

21009+0419 A

Componente originario normalizzato	AB		Coord arcsec 2000	210051.23+041900.1		Mag	10.28		PmRA	-3.00
PmDE	-4.0		Tycho2	0534-02471-1		DM	BD+03 4482

Tycho2

Tycho2	0534-02471-1	Pflag		RAmdeg	315.21346827	DEmdeg	4.31670395
PmRA	-1.2	PmDE	-0.4	E RAmdeg	31	E DEmdeg	45
E pmRA	1.3	E pmDE	1.3	EpRAm	1983.55	EpDEm	1973.06
Num	5	Q RAmdeg	0.8	Q DEmdeg	0.7	Q pmRA	0.8
Q pmDE	0.8	BTmag	11.467	E BTmag	0.092	VTmag	10.276
E VTmag	0.051	Prox	999	TYC	T	HIP
CCDM		RAdeg	315.21347083	DEdeg	4.31670472	EpRA 1990	1.71
EpDE 1990	1.45	E RAdeg	32.8	E DEdeg	50.8	Posflg
Corr	-0.2

21009+0419 B

Componente originario normalizzato	AB		Coord arcsec 2000	210051.89+041856.5		Mag	12.3		PmRA	-2.00
PmDE	-5.0		Calc delta mag	2.02		Calc coord	yes