20040+3136 TDS 1038 (HD 331796)

20^h 03^m 57.95^s +31° 36' 27.5" P.A. 33.00 sep 1.6 mag 10.81,11.23

Coord 2000	20040+3136	Discov num	TDS1038	Comp		Coord arcsec 2000	20 03 57.95 +31 36 27.5
Date first	1991	Date last	2016	Obs	5
Pa first	35	Pa last	32.7	P.A. Now (θ)	32.7°
Sep first	1.6	Sep last	1.628	Sep. Now (ρ)	1.628"
Mag pri	10.81	Mag sec	11.23	delta mag (ΔM)	0.42	Spectral class
Pri motion ra	+044	Sec motion ra	+044
Pri motion dec	+065	Sec motion dec	+065
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 331796		Constellation	Cygnus		Tycho2	2670-00968-1		Gaia DR2	2030986890669469056
HD	331796

WDS 20040+3136 TDS 1038 (HD 331796) : 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
20040+3136	TDS1038		2005	2	32	1.6	10.81	11.23			200357.95+313627.5
20040+3136	TDS1038		2015	3	33	1.6	10.81	11.23			200357.95+313627.5
20040+3136	TDS1038		2016	5	33	1.6	10.81	11.23			200357.95+313627.5

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WDS 20040+3136 TDS 1038 (HD 331796) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20040+3136 TDS 1038 (HD 331796) : MEASURES

No records found.

WDS 20040+3136 (HD 331796) : VIRTUAL EYEPIECE

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WDS 20040+3136 (HD 331796) : ALADIN DSS IMAGE @ 20^h 03^m 57.95^s +31° 36' 27.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20040+3136 TDS 1038 (HD 331796) : 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		20040+3136	TDS1038		33	1.6
Show		20037+3145	SEI 827		18	9.4	9
Show		20028+3142	ES 358		200	8.0	16
Show		20040+3152	BRT 276		17	3.7	17
Show		20026+3127	TDT1930		120	0.7	20
Show		20026+3125	DAM 643		175	6.8	21
Show		20021+3135	SEI 798		214	24.3	24
Show		20039+3113	TDT1946		287	0.4	24
Show		20021+3144	SEI 799		51	12.7	25
Show		20028+3158	ES 359	BC	68	6.1	26
Show		20028+3158	ES 359	AB	135	30.5	26
Show		20019+3139	AG 245		21	16.7	27
Show		20032+3112	BRT 275		31	4.2	28
Show		20022+3154	SEI 802		312	20.0	29
Show		20063+3148	COU1322		106	0.2	32
Show		20037+3209	COU1628		345	1.1	33
Show		20017+3119	GRV 307		138	45.7	33
Show		20064+3147	GYL 31		180	68.2	34
Show		20059+3157	SEI 852		255	44.8	34
Show		20021+3204	BRT 274		7	4.7	37
Show		20046+3213	HJ 1471		9	32.9	38
Show		20035+3216	COU1627		47	1.2	41
Show		20044+3055	GRV 309		328	34.1	42
Show		20007+3130	BRT 273		76	4.3	42
Show		20069+3115	SEI 882	AB	60	33.9	43
Show		20069+3115	ES 2690	AC	250	33.6	43
Show		20069+3115	ABH 130	AD	208	61.2	43
Show		20069+3115	ABH 130	AE	222	65.0	43
Show		20014+3206	COU1472		190	1.2	44
Show		20036+3220	A 380		202	0.4	44
Show		20020+3213	TDS1034		74	1.0	44
Show		20068+3203	SEI 881		313	7.2	46
Show		20068+3106	DAM 192		264	9.3	47
Show		20045+3047	TDT1951		59	0.6	50
Show		20042+3230	TDS1039		112	1.4	54
Show		20007+3211	TDT1911	AB	52	0.6	55
Show		20007+3211	SCA 181	AB,C	92	3.6	55
Show		19597+3140	SEI 773		258	17.4	55
Show		20076+3106	DAM 193		155	3.2	56
Show		20013+3052	TDT1916		133	0.7	57
Show		19597+3150	BU 1133		344	1.1	57
Show		20087+3130	SEI 910		105	12.3	61
Show		20081+3155	SEI 905		105	12.9	61
Show		20075+3053	ES 360	AB	75	2.7	63
Show		19591+3128	SEI 758		159	23.1	64
Show		20043+3033	STF2626		129	1.0	64
Show		20016+3233	TDT1920		154	0.7	65
Show		20079+3111	WAK 16		168	1.2	66
Show		20078+3055	COU 31		325	11.1	66
Show		19588+3138	SEI 756		335	17.8	66
Show		19594+3206	A 378		294	1.0	66

WDS 20040+3136 : COMPONENTS

	A
B	pa=28.7° sep=1.56"

20040+3136 A

Componente originario normalizzato	AB		Name	HD 331796		Coord arcsec 2000	200357.95+313627.5		Mag	10.81
PmRA	44.00		PmDE	65.0		Tycho2	2670-00968-1

Tycho2

Tycho2	2670-00968-1	Pflag	P	RAmdeg	300.99145887	DEmdeg	31.60764869
PmRA	44.3	PmDE	64.9	E RAmdeg	40	E DEmdeg	32
E pmRA	2.4	E pmDE	2.2	EpRAm	1988.03	EpDEm	1989.01
Num	4	Q RAmdeg	0.6	Q DEmdeg	1.2	Q pmRA	0.6
Q pmDE	1.1	BTmag	11.259	E BTmag	0.060	VTmag	10.805
E VTmag	0.062	Prox	16	TYC	T	HIP
CCDM		RAdeg	300.99122806	DEdeg	31.60736917	EpRA 1990	1.52
EpDE 1990	1.68	E RAdeg	41.3	E DEdeg	33.4	Posflg	D
Corr	0.1

20040+3136 B

Componente originario normalizzato	AB	Coord arcsec 2000	200358.01+313628.9	Mag	11.23	PmRA	44.00
PmDE	65.0	Tycho2	2670-00968-2	HD	331796	Calc delta mag	0.42
Calc coord	yes

Tycho2

Tycho2	2670-00968-2	Pflag	P	RAmdeg	300.99145887	DEmdeg	31.60764869
PmRA	44.3	PmDE	64.9	E RAmdeg	40	E DEmdeg	32
E pmRA	2.4	E pmDE	2.2	EpRAm	1988.03	EpDEm	1989.01
Num	4	Q RAmdeg	0.6	Q DEmdeg	1.2	Q pmRA	0.6
Q pmDE	1.1	BTmag	11.617	E BTmag	0.076	VTmag	11.234
E VTmag	0.091	Prox	16	TYC		HIP
CCDM		RAdeg	300.99152778	DEdeg	31.60772833	EpRA 1990	1.53
EpDE 1990	1.68	E RAdeg	56.7	E DEdeg	45.8	Posflg	D
Corr	0.1