21452+1221 WAA 9004

21^h 45^m 14.72^s +12° 21' 11.6" P.A. 315.00 sep 2.0 mag 18.50,18.70 Sp M4e

Coord 2000	21452+1221	Discov num	WAA9004	Comp		Coord arcsec 2000	21 45 14.72 +12 21 11.6
Date first	2001	Date last	2016	Obs	2
Pa first	315	Pa last	315.3	P.A. Now (θ)	315.3°
Sep first	2.0	Sep last	2.035	Sep. Now (ρ)	2.035"
Mag pri	18.50	Mag sec	18.70	delta mag (ΔM)	0.2	Spectral class	M4e (red)
Pri motion ra	+061	Sec motion ra
Pri motion dec	+003	Sec motion dec
Notes	V (Proper motion indicates physical)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Pegasus

Gaia DR2

1767115026370313600

WDS 21452+1221 WAA 9004 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
WAA2008	C j	West, A.A., Hawley, S.L., Bochaski, J.J., Covey, K.R., Reid, N.I., Dhital, S.,	2008AJ....135..785W
WAA2008		Hilton, E. & Masuda, M.
WAA2008		AJ 135, 785, 2008
WAA2008		(note: determination of all relevant double star parameters by Brian Skiff)

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21452+1221	WAA9004		2001	1	312	2.0	18.50	18.70	M4e	V	214514.72+122111.6
21452+1221	WAA9004		2016	2	315	2.0	18.50	18.70	M4e	V	214514.72+122111.6

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

WDS 21452+1221 WAA 9004 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21452+1221 WAA 9004 : MEASURES

No records found.

WDS 21452+1221 : VIRTUAL EYEPIECE

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WDS 21452+1221 : ALADIN DSS IMAGE @ 21^h 45^m 14.72^s +12° 21' 11.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21452+1221 WAA 9004 : 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		21452+1221	WAA9004		315	2.0
Show		21459+1153	A 1223	AB	331	0.1	31
Show		21459+1153	A 1223	AB,C	40	13.5	31
Show		21454+1149	WAA9005		184	1.3	33
Show		21425+1233	JNN 134		9	4.8	43
Show		21454+1312	UC 4551		143	23.3	51
Show		21480+1146	A 1224		353	3.1	54
Show		21418+1151	BPM2402			17.8	59
Show		21479+1136	BPM2408		52	87.5	60
Show		21414+1245	BPM2401		90	69.5	62
Show		21497+1216	J 2358		339	4.2	65
Show		21490+1304	CBL 535		237	20.8	70
Show		21500+1246	SHN 42		339	0.6	75
Show		21476+1116	BPM2407		143	39.7	75
Show		21504+1218	HJ 286		261	21.6	75
Show		21423+1116	SLW1250		10	30.0	78
Show		21421+1328	LDS4904		343	23.2	82
Show		21431+1338	HJ 1682		77	21.4	84
Show		21509+1243	FMR 165		305	39.5	86
Show		21513+1220	SHN 254		-1	0.3	89
Show		21460+1053	BU 1305	AD	47	49.2	90
Show		21460+1053	BU 1305	AE	66	81.8	90
Show		21460+1053	BU 1305	AF	235	42.8	90
Show		21460+1053	BU 1305	AG	297	98.7	90
Show		21460+1053	BU 1305	A,BC	90	89.2	90
Show		21405+1317	TDS1139		284	1.2	90
Show		21460+1053	BU 1305	BC	52	1.3	90
Show		21410+1116	UC 265		283	17.2	91
Show		21397+1142	TDT3091		243	1.5	91
Show		21432+1350	CBL 534		304	13.5	94
Show		21391+1252	ROE 128		263	1.4	95
Show		21516+1244	SHN 255		96	2.2	97
Show		21475+1352	BPM2406		157	18.7	97
Show		21431+1045	ITF 72		75	33.7	102
Show		21449+1040	HJ 285		55	8.0	102
Show		21524+1226	UC 4585	BC	280	54.7	105
Show		21524+1226	UC 4585	AB	318	27.7	106
Show		21391+1328	UC 4519		128	9.1	113
Show		21409+1355	TDT3105		253	0.4	114
Show		21383+1128	UC 4517		219	50.4	115
Show		21468+1030	J 201		224	2.7	116
Show		21458+1419	J 164		300	5.1	119
Show		21498+1402	LEP 102		338	13.3	122
Show		21377+1312	HJ 1667		202	16.4	122
Show		21518+1336	CRC 40	Aa,Ab	138	0.7	122
Show		21518+1336	CRC 40	AB	122	10.9	122
Show		21371+1142	UC 4510		203	68.3	126
Show		21411+1412	TDT3108		251	0.4	126
Show		21514+1052	LDS4917		93	41.2	128
Show		21538+1158	DEA 90		17	11.2	128
Show		21448+1009	GRV 498		59	37.3	132

WDS 21452+1221 : COMPONENTS

	A
B	pa=316.0° sep=2.01"

21452+1221 A

Componente originario normalizzato	AB		Coord arcsec 2000	214514.72+122111.6		Mag	18.5		Spectral class	M4e (red)
PmRA	61.00		PmDE	3.0

21452+1221 B

Componente originario normalizzato	AB		Coord arcsec 2000	214514.62+122113.0		Mag	18.7		Calc delta mag	0.2
Calc coord	yes