21487-4901 TDT 3166

21^h 48^m 40.68^s -49° 00' 54.2" P.A. 259.00 sep 0.6 mag 11.56,11.61

Coord 2000	21487-4901	Discov num	TDT3166	Comp		Coord arcsec 2000	21 48 40.68 -49 00 54.2
Date first	1991	Date last	1991	Obs	1
Pa first	259	Pa last	258.7	P.A. Now (θ)	258.7°
Sep first	0.6	Sep last	0.64	Sep. Now (ρ)	0.64"
Mag pri	11.56	Mag sec	11.61	delta mag (ΔM)	0.05	Spectral class
Pri motion ra	+046	Sec motion ra	+046
Pri motion dec	-043	Sec motion dec	-043
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Grus

Tycho2

8440-00578-1

Gaia DR2

6562352382068301824

WDS 21487-4901 TDT 3166 : NOTES

No records found.

REFERENCES

No records found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21487-4901	TDT3166		1991	1	259	0.6	11.56	11.61			214840.68-490054.2

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WDS 21487-4901 TDT 3166 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21487-4901 TDT 3166 : MEASURES

No records found.

WDS 21487-4901 : VIRTUAL EYEPIECE

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WDS 21487-4901 : ALADIN DSS IMAGE @ 21^h 48^m 40.68^s -49° 00' 54.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21487-4901 TDT 3166 : 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		21487-4901	TDT3166		259	0.6
Show		21484-4851	HU 1541		96	5.4	11
Show		21511-4858	NSN 464		132	2.5	24
Show		21474-4924	UC 4564		160	7.9	27
Show		21452-4925	TDT3137	AB	248	0.4	42
Show		21536-4844	WIS 355		293	591.4	52
Show		21533-4826	BRT1126		242	4.9	58
Show		21536-4823	BRT1127		290	3.6	62
Show		21494-4759	SKF1175		307	5.6	63
Show		21547-4831	LDS6366		265	3.8	67
Show		21429-4826	RST5556		290	0.5	68
Show		21473-5011	TDS1145		96	1.0	72
Show		21416-4920	SKF1101		273	162.4	73
Show		21445-4751	UC 4544		302	6.7	82
Show		21487-4737	DAM 638		17	13.7	85
Show		21480-4736	LDS 755		237	135.5	85
Show		21547-5003	LDS6367		179	5.3	87
Show		21415-4808	HDS3088		111	12.7	89
Show		21395-4913	TDT3086		93	1.3	91
Show		21449-5028	TDT3134		13	1.1	95
Show		21418-5010	TDT3112		90	0.5	97
Show		21389-4917	RST1100		88	1.1	98
Show		21397-4820	I 1445	AB	108	0.1	99
Show		21397-4820	CPO 624	AB,C	197	7.3	99
Show		21392-4939	RST1101		214	0.6	101
Show		21569-4802	RST3292		60	2.8	101
Show		21483-4718	BSO 15		350	79.0	103
Show		21512-4708	BRT1125		222	5.7	107
Show		21449-5042	KPP2577		359	23.3	108
Show		21594-4834	RST5481		32	0.7	110
Show		21479-5103	UC 4567		153	29.0	122
Show		22012-4904	TOI 140		337	0.0	124
Show		21595-5009	UC 4622		21	18.4	125
Show		21392-4739	KPP2143		36	17.5	126
Show		21466-4656	BRT1124		138	4.3	127
Show		21395-4733	TDT3085		51	0.4	127
Show		21598-5015	HU 1635		243	1.1	132
Show		22007-5002	I 1450		349	0.8	132
Show		21364-5007	RST1097		42	0.8	137
Show		21428-5107	CPO 625		98	5.6	138
Show		21544-4656	TDT3228		237	0.5	138
Show		21533-4650	FIN 374		308	0.1	139
Show		21349-4830	KPP2102		356	17.0	140
Show		22020-4955	SKF 382		228	4.1	141
Show		21577-5059	LDS 765		251	28.7	148
Show		21571-5105	TDT3257		311	2.1	149
Show		21572-5105	HJ 5309		348	8.9	149
Show		21595-4717	RST1113		73	0.5	151
Show		22033-4816	CPO 90	AB	83	56.0	152
Show		21549-5121	SKF1176		67	23.5	152
Show		21589-4706	YMG 94		19	0.2	154

WDS 21487-4901 : COMPONENTS

	A
B	pa=253.1° sep=0.43"

21487-4901 A

Componente originario normalizzato	AB		Coord arcsec 2000	214840.68-490054.2		Mag	11.56		PmRA	46.00
PmDE	-43.0		Tycho2	8440-00578-1

Tycho2

Tycho2	8440-00578-1	Pflag		RAmdeg	327.16934235	DEmdeg	-49.01506986
PmRA	46.2	PmDE	-43.0	E RAmdeg	33	E DEmdeg	39
E pmRA	2.2	E pmDE	2.1	EpRAm	1988.88	EpDEm	1987.06
Num	3	Q RAmdeg	0.3	Q DEmdeg	2.5	Q pmRA	0.3
Q pmDE	2.4	BTmag	11.765	E BTmag	0.065	VTmag	10.924
E VTmag	0.052	Prox	999	TYC	T	HIP
CCDM		RAdeg	327.16917861	DEdeg	-49.01496694	EpRA 1990	1.64
EpDE 1990	1.40	E RAdeg	33.9	E DEdeg	39.6	Posflg
Corr	-0.1

21487-4901 B

Componente originario normalizzato	AB		Coord arcsec 2000	214840.64-490054.3		Mag	11.61		PmRA	46.00
PmDE	-43.0		Calc delta mag	0.05		Calc coord	yes