02515+5314 ES 766 (HD 232720)

02^h 51^m 32.69^s +53° 14' 29.3" P.A. 302.00 sep 4.5 mag 9.08,11.30 Sp K2

Coord 2000	02515+5314	Discov num	ES 766	Comp		Coord arcsec 2000	02 51 32.69 +53 14 29.3
Date first	1909	Date last	2018	Obs	3
Pa first	296	Pa last	302	P.A. Now (θ)	302°
Sep first	4.2	Sep last	4.46	Sep. Now (ρ)	4.46"
Mag pri	9.08	Mag sec	11.30	delta mag (ΔM)	2.22	Spectral class	K2 (yellow-orange)
Pri motion ra	+004	Sec motion ra
Pri motion dec	+002	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 232720		Constellation	Perseus		SAO	23660		Tycho2	3700-01573-1
Gaia DR2	453198528103876992		HD	232720		ADS	2171

WDS 02515+5314 ES 766 (HD 232720) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Es_1901	Mb -	Espin, T.E.	1901AN....155..321E
Es_1901		AN 155, 321, 1901 (ES 1 - 39)
Es_1902a	Ma -	Espin, T.E.	1902AN....158..241E
Es_1902a	+Mb	AN 158, 241, 1902 (ES 40 - 112)
Es_1902b	Mb -	Espin, T.E.	1902MNRAS..62..528E
Es_1902b		MNRAS 62, 528, 1902
Es_1902c	Mb j	Espin, T.E.	1902MNRAS..62..402E
Es_1902c		MNRAS 62, 402, 1902
Es_1903	Mb -	Espin, T.E.	1903MNRAS..63..172E
Es_1903		MNRAS 63, 172, 1903 (ES 113 - 150)
Es_1904a	-	Espin, T.E.	1904MNRAS..64..238E
Es_1904a		MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905)	1905MNRAS..65..710E
Es_1904b	Mb -	Espin, T.E.	1904MNRAS..64..675E
Es_1904b		MNRAS 64, 675, 1904
Es_1905	Mb -	Espin, T.E.	1905MNRAS..65..710E
Es_1905		MNRAS 65, 710, 1905 (ES 151 - 221)
Es_1906a	Mb -	Espin, T.E.	1906MNRAS..66..141E
Es_1906a		MNRAS 66, 141, 1906 (ES 222 - 269)
Es_1906b	Mb -	Espin, T.E.	1906MNRAS..66..430E
Es_1906b		MNRAS 66, 430, 1906 (ES 270 - 311)
Es_1906C	Mb -	Espin, T.E.	1906QB821.B972.....
Es_1906C		cited in BDS (Burnham Double Star Cat.), 1906
Es_1906D	Mb -	Espin, T.E.	1906MmRAS..56....1L
Es_1906D		cited by Lewis (MemRAS 56, 1, 1906)
Es_1907a	Mb j	Espin, T.E.	1907MNRAS..67..190E
Es_1907a		MNRAS 67, 190, 1907 (ES 312 - 403)
Es_1907b	Mb -	Espin, T.E.	1907MNRAS..67..495E
Es_1907b		MNRAS 67, 495, 1907 (ES 404 - 442)
Es_1908a	Mb j	Espin, T.E.	1908MNRAS..68..202E
Es_1908a		MNRAS 68, 202, 1908 (ES 443 - 551)
Es_1908b	Mb -	Espin, T.E.	1908MNRAS..68..523E
Es_1908b		MNRAS 68, 523, 1908 (ES 552 - 609)
Es_1908c	-	Espin, T.E.	1908JRASC...2..248E
Es_1908c		JRASC 2, 248, 1908 (data also in MNRAS 69, 218, 1909)	1909MNRAS..69..218E
Es_1909a	Mb j	Espin, T.E.	1909MNRAS..69..218E
Es_1909a		MNRAS 69, 218, 1909 (ES 610 - 704)
Es_1909b	Mb j	Espin, T.E.	1909MNRAS..69..604E
Es_1909b		MNRAS 69, 604, 1909 (ES 705 - 743)
Es_1910a	Mb -	Espin, T.E.	1910MNRAS..70..237E
Es_1910a		MNRAS 70, 237, 1910 (ES 744 - 864)
Es_1910b	Mb -	Espin, T.E.	1910MNRAS..70..541E
Es_1910b		MNRAS 70, 541, 1910 (ES 865 - 927)
Es_1911	Mb -	Espin, T.E.	1911MNRAS..71..217E
Es_1911		MNRAS 71, 217, 1911 (ES 928 - 1051)
Es_1912	Mb -	Espin, T.E.	1912MNRAS..72..191E
Es_1912		MNRAS 72, 191, 1912 (ES 1052 - 1125)
Es_1913	Mb j	Espin, T.E.	1913MNRAS..73..162E
Es_1913		MNRAS 73, 162, 1913 (ES 1126 - 1191)
Es_1914	Mb j	Espin, T.E.	1914MNRAS..74..244E
Es_1914		MNRAS 74, 244, 1914 (ES 1192 - 1293)
Es_1915a	Mb -	Espin, T.E.	1915MNRAS..75..203E
Es_1915a		MNRAS 75, 203, 1915 (ES 1294 - 1356)
Es_1915b	Mb -	Espin, T.E.	1915MNRAS..75..555E
Es_1915b		MNRAS 75, 555, 1915 (ES 1357 - 1405)
Es_1915c	Mb -	Espin, T.E.	1915MNRAS..76..210E
Es_1915c		MNRAS 76, 210, 1915 (ES 1406 - 1479)
Es_1917	Mb -	Espin, T.E.	1917MNRAS..77..236E
Es_1917		MNRAS 77, 236, 1917 (ES 1480 - 1600)
Es_1918	Mb j	Espin, T.E.	1918MNRAS..78..189E
Es_1918		MNRAS 78, 189, 1918 (ES 1601 - 1705, MLB 1 - 35)
Es_1919	Mb -	Espin, T.E.	1919MNRAS..79..211E
Es_1919		MNRAS 79, 211, 1919 (ES 1706 - 1768, MLB 36 - 106)
Es_1920	Mb -	Espin, T.E.	1920MNRAS..80..329E
Es_1920		MNRAS 80, 329, 1920 (ES 1769 - 1805, MLB 107 - 149)
Es_1921	Mb j	Espin, T.E.	1921MNRAS..81..232E
Es_1921		MNRAS 81, 232, 1921 (ES 1806 - 1864, MLB 150 - 182)
Es_1922	Mb -	Espin, T.E.	1922MNRAS..82..187E
Es_1922		MNRAS 82, 187, 1922 (ES 1865 - 1933, MLB 183 - 241)
Es_1923	Mb -	Espin, T.E.	1923MNRAS..83..154E
Es_1923		MNRAS 83, 154, 1923 (ES 1934 - 2006, MLB 242 - 275)
Es_1924	Mb -	Espin, T.E.	1924MNRAS..84..162E
Es_1924		MNRAS 84, 162, 1924 (ES 2007 - 2078, MLB 276 - 322)
Es_1925a	Mb -	Espin, T.E.	1925MNRAS..85..276E
Es_1925a		MNRAS 85, 276, 1925 (ES 2079 - 2137, MLB 323 - 376)
Es_1925b	Mb -	Espin, T.E.	1925MNRAS..86...79E
Es_1925b		MNRAS 86, 79, 1925
Es_1926	Mb -	Espin, T.E.	1926MNRAS..86..131E
Es_1926		MNRAS 86, 131, 1926 (ES 2138 - 2209, MLB 377 - 440)
Es_1927	Mb -	Espin, T.E.	1927MNRAS..87..215E
Es_1927		MNRAS 87, 215, 1927 (ES 2210 - 2273, MLB 441 - 510)
Es_1928	Mb -	Espin, T.E.	1928MNRAS..88..185E
Es_1928		MNRAS 88, 185, 1928 (ES 2274 - 2328, MLB 511 - 551)
Es_1929	Mb -	Espin, T.E.	1929MNRAS..89..268E
Es_1929		MNRAS 89, 268, 1929 (ES 2329 - 2362, MLB 552 - 591)
Es_1930	Mb -	Espin, T.E.	1930MNRAS..90..317E
Es_1930		MNRAS 90, 317, 1930 (ES 2363 - 2400, MLB 592 - 630)
Es_1931	Mb -	Espin, T.E.	1931MNRAS..91..294E
Es_1931		MNRAS 91, 294, 1931 (ES 2401 - 2444, MLB 631 - 673)
Es_1932a	Mb -	Espin, T.E.	1932MNRAS..92..214E
Es_1932a		MNRAS 92, 214, 1932 (ES 2445 - 2543, MLB 674 - 732)
Es_1932B	Mb -	Espin, T.E.	1932QB821.A43......
Es_1932B		cited in ADS (Aitken Double Star Cat.), 1932
Es_1933	Mb -	Espin, T.E.	1933MNRAS..93..192E
Es_1933		MNRAS 93, 192, 1933 (ES 2544 - 2575, MLB 733 - 806)
Es_1937A	Mb -	Espin, T.E.	1937AnLei..18....1S
Es_1937A		cited by Strand (Ann. Sterrew. Leiden 18, 1937)

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
02515+5314	ES 766		2007	2	300	4.4	9.08	11.30	K2		025132.69+531429.3
02515+5314	ES 766		2018	3	302	4.5	9.08	11.30	K2		025132.69+531429.3

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

WDS 02515+5314 ES 766 (HD 232720) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 02515+5314 ES 766 (HD 232720) : MEASURES

No records found.

WDS 02515+5314 (HD 232720) : VIRTUAL EYEPIECE

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

WDS 02515+5314 (HD 232720) : ALADIN DSS IMAGE @ 02^h 51^m 32.69^s +53° 14' 29.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 02515+5314 ES 766 (HD 232720) : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		02515+5314	ES 766		302	4.5
Show		02529+5300	A 2906	AB	115	0.3	19
Show		02529+5300	STF 314	AB,C	316	1.6	19
Show		02543+5246	LAB 1	Aa,Ab	277	0.1	38
Show		02543+5246	EDG 1	AB	107	51.0	38
Show		02543+5246	BU 1376	AC	107	50.9	38
Show		02543+5246	BU 1376	AD	338	41.9	38
Show		02543+5246	BU 1376	BC	86	4.2	39
Show		02501+5356	ES 51	AB	308	68.3	43
Show		02501+5356	ES 51	BC	260	2.5	44
Show		02497+5356	ES 120		72	4.3	45
Show		02464+5310	ES 9	AB	27	2.8	47
Show		02464+5310	ES 9	AC	305	10.3	47
Show		02497+5228	KPP3505		261	10.7	50
Show		02464+5247	KPP3157		150	3.1	55
Show		02476+5357	STF 301		17	8.2	55
Show		02470+5235	TDS2359		128	1.1	57
Show		02478+5219	HDS 362		71	0.2	65
Show		02575+5229	FAL 5		15	13.9	71
Show		02494+5159	ES 873		99	4.8	78
Show		02430+5332	ES 8		7	13.2	79
Show		02433+5245	ES 765		91	7.3	80
Show		02453+5206	KPP1971	AB	107	15.6	89
Show		02418+5253	HU 538		323	0.1	91
Show		02598+5420	ES 621	AB	355	7.2	98
Show		02598+5420	SIN 7	AC	75	27.5	98
Show		02598+5420	SIN 7	AD	204	32.9	98
Show		02598+5420	SIN 7	AE	126	72.0	98
Show		03009+5221	STF 331		85	12.0	101
Show		02439+5158	HU 540	AB	218	3.8	104
Show		02439+5158	FOX9002	AC	106	27.1	104
Show		02404+5248	HDS 348		81	0.9	105
Show		03025+5243	LEO 10		81	2.7	105
Show		02484+5133	HDS 364		214	3.4	106
Show		02410+5222	MLR 657		315	1.7	110
Show		02395+5255	CBL 14		51	12.7	111
Show		02478+5129	COU2453		190	0.4	112
Show		03040+5258	NSN 536		109	1.2	114
Show		02449+5456	ES 50		29	2.2	118
Show		03048+5330	WRH 29	Aa,Ab	246	0.1	120
Show		03048+5330	HJ 2170	AB	330	56.8	120
Show		03041+5231	SIN 8	BC	14	63.5	122
Show		03041+5231	HJ 2169	AB	311	8.0	122
Show		03041+5231	SIN 8	AE	76	190.8	122
Show		03041+5231	SIN 8	AF	80	229.5	122
Show		03041+5231	SIN 8	AC	8	67.7	122
Show		03059+5328	LDS5411		20	6.2	129
Show		02555+5520	STI1949		226	5.5	131
Show		03061+5303	ARG 10		264	3.9	132
Show		02368+5332	TDS2300		223	1.2	133
Show		02544+5103	AZC 139		210	19.0	135

WDS 02515+5314 : COMPONENTS

	A
B	pa=316.2° sep=3.27"

02515+5314 A

Componente originario normalizzato	AB	Name	HD 232720	Coord arcsec 2000	025132.69+531429.3	Mag	9.08
Spectral class	K2 (yellow-orange)	PmRA	4.00	PmDE	2.0	SAO	23660
Tycho2	3700-01573-1	HD	232720	ADS	2171	DM	BD+52 635

Tycho2

Tycho2	3700-01573-1	Pflag		RAmdeg	42.88622980	DEmdeg	53.24147778
PmRA	-2.2	PmDE	0.2	E RAmdeg	12	E DEmdeg	12
E pmRA	1.4	E pmDE	1.4	EpRAm	1989.81	EpDEm	1990.01
Num	7	Q RAmdeg	2.2	Q DEmdeg	2.0	Q pmRA	2.1
Q pmDE	1.9	BTmag	10.629	E BTmag	0.038	VTmag	9.081
E VTmag	0.018	Prox	999	TYC	T	HIP
CCDM		RAdeg	42.88624444	DEdeg	53.24147417	EpRA 1990	1.66
EpDE 1990	1.70	E RAdeg	12.9	E DEdeg	13.3	Posflg
Corr	0.1

SAO

SAO	23660	DelFlag		RA1950		PmRA1950	-0.0005
DE1950		PmDE1950	0.018	Vmag	8.6	SpType	K2
Double code		Source	37	CatNum	1302	DM	BD+52 635
DMcomp		BDsup		HD	232720	M HD	0
GC		RA1950rad	0.7329535	DE1950rad	0.92565557	PmRA2000	-0.0005
PmDE2000	0.015

CCDM

Ccdm	02515+5314	RComp		Comp	A	Note1
Note2		Discov num		DRAs	2.73	DDEs	29.3
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	8.9	Sp	K2	PmNote	*
PmRA	5	PmDE	3	Dm number	+52 635	Cat1	BD
Name2	+53 284	Cat2	AGK2/3	HD	232720	M HD
ADS BDS	A 2171	M ADS BDS		N IDS		IDS	02444N5250A
HIC

02515+5314 B

Componente originario normalizzato	AB		Coord arcsec 2000	025132.44+531431.7		Mag	11.3		Calc delta mag	2.22
Calc coord	yes

CCDM

Ccdm	02515+5314	RComp		Comp	B	Note1
Note2		Discov num	ES 766	DRAs		DDEs
R dRAs		Year	1909	Theta	296	Rho	4.2
Obs	1	Vmag	11.1	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A 2171	M ADS BDS		N IDS		IDS	02444N5250B
HIC