00521+2520 TDS 1644

00^h 52^m 04.06^s +25° 20' 15.1" P.A. 1.00 sep 2.3 mag 12.20,12.51

Coord 2000	00521+2520	Discov num	TDS1644	Comp		Coord arcsec 2000	00 52 04.06 +25 20 15.1
Date first	1991	Date last	2016	Obs	6
Pa first	353	Pa last	0.7	P.A. Now (θ)	0.7°
Sep first	2.4	Sep last	2.302	Sep. Now (ρ)	2.302"
Mag pri	12.20	Mag sec	12.51	delta mag (ΔM)	0.31	Spectral class
Pri motion ra	+002	Sec motion ra	+002
Pri motion dec	-008	Sec motion dec	-008
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Pisces

Tycho2

1742-00278-1

Gaia DR2

2805100904033480960

WDS 00521+2520 TDS 1644 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
TDS		Tycho Double Star (from additional DD list)	...................
TDT		Tycho Double Star (from additional DD list)	...................

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00521+2520	TDS1644		1991	1	353	2.4	12.20	12.51			005204.06+252015.1
00521+2520	TDS1644		2004	2	2	2.3	12.20	12.51			005204.06+252015.1
00521+2520	TDS1644		2009	3	0	2.3	12.20	12.51			005204.06+252015.1
00521+2520	TDS1644		2015	4	1	2.3	12.20	12.51			005204.06+252015.1
00521+2520	TDS1644		2016	6	1	2.3	12.20	12.51			005204.06+252015.1

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

WDS 00521+2520 TDS 1644 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 00521+2520 TDS 1644 : MEASURES

No records found.

WDS 00521+2520 : VIRTUAL EYEPIECE

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WDS 00521+2520 : ALADIN DSS IMAGE @ 00^h 52^m 04.06^s +25° 20' 15.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 00521+2520 TDS 1644 : 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		00521+2520	TDS1644		1	2.3
Show		00517+2523	POU 69		177	5.8	6
Show		00520+2506	POU 70		198	15.2	15
Show		00535+2536	BRT 119		297	5.8	25
Show		00501+2529	A 436		262	0.1	29
Show		00509+2448	POU 68		288	4.7	36
Show		00505+2450	LDS3203		321	1.0	38
Show		00489+2513	LDS3201		236	74.3	43
Show		00550+2537	POU 74		246	13.7	44
Show		00552+2502	POU 75		277	12.1	47
Show		00555+2457	POU 76		194	17.9	53
Show		00481+2533	HO 306		158	1.5	56
Show		00541+2615	LDS3210		270	1.0	61
Show		00547+2616	KPP2368		146	20.3	66
Show		00508+2413	POU 67		114	11.9	70
Show		00573+2518	POU 79		221	15.3	72
Show		00557+2428	ITF 27			6.1	73
Show		00489+2420	POU 65		76	13.5	75
Show		00525+2406	POU 71		156	5.3	75
Show		00514+2636	CBL 587		117	5.7	76
Show		00505+2406	UC 5		91	40.2	77
Show		00548+2631	GRV 49		209	26.8	82
Show		00543+2405	UC 463		132	7.8	82
Show		00550+2406	ENG 3		207	37.5	85
Show		00576+2438	POU 80		152	9.9	86
Show		00493+2403	POU 66		228	13.1	86
Show		00473+2416	BUP 9	AB	9	37.4	91
Show		00473+2416	BUP 9	AC	230	96.8	91
Show		00473+2416	BUP 9	AD	260	155.7	91
Show		00561+2636	KPP1499		15	11.3	93
Show		00460+2437	POU 62		320	4.2	94
Show		00571+2413	KPP3435		314	2.1	97
Show		00588+2441	AG 10		112	4.4	99
Show		00568+2404	POU 78		43	5.4	99
Show		00593+2508	POU 82		318	14.5	99
Show		00486+2353	CVR1055		71	3.6	100
Show		00516+2338	HU 414		112	1.4	103
Show		00447+2451	SLW 41		141	105.2	104
Show		00594+2435	POU 83		160	19.5	109
Show		00451+2425	SLW9014		209	4.2	110
Show		00550+2338	STF 73	AB	335	1.2	110
Show		00550+2338	FOX 115	AB,C	223	161.7	110
Show		00550+2338	TOK 447	AD	129	999.9	110
Show		00443+2444	POU 60		230	8.3	112
Show		00528+2329	POU 72		87	13.3	112
Show		00528+2714	BVD 14		224	12.8	114
Show		00555+2337	POU 77		91	4.2	114
Show		01004+2514	GRV 60		4	63.1	115
Show		01006+2509	POU 86		123	15.7	117
Show		00436+2459	POU 59		98	12.0	118
Show		00554+2711	BRT 3	AB	337	3.4	118

WDS 00521+2520 : COMPONENTS

	A
B	pa=0.6° sep=2.30"

00521+2520 A

Componente originario normalizzato	AB		Coord arcsec 2000	005204.06+252015.1		Mag	12.2		PmRA	2.00
PmDE	-8.0		Tycho2	1742-00278-1

Tycho2

Tycho2	1742-00278-1	Pflag		RAmdeg	13.01691139	DEmdeg	25.33753903
PmRA	1.9	PmDE	-8.1	E RAmdeg	78	E DEmdeg	79
E pmRA	2.0	E pmDE	2.0	EpRAm	1971.90	EpDEm	1971.00
Num	3	Q RAmdeg	0.9	Q DEmdeg	0.9	Q pmRA	0.9
Q pmDE	0.9	BTmag	12.497	E BTmag	0.185	VTmag	12.224
E VTmag	0.189	Prox	999	TYC		HIP
CCDM		RAdeg	13.01690722	DEdeg	25.33755778	EpRA 1990	1.49
EpDE 1990	1.50	E RAdeg	86.8	E DEdeg	89.1	Posflg
Corr	-0.3

00521+2520 B

Componente originario normalizzato	AB		Coord arcsec 2000	005204.06+252017.4		Mag	12.51		PmRA	2.00
PmDE	-8.0		Calc delta mag	0.31		Calc coord	yes