20069+1649 TDT 1989 (HD 354770)

20^h 06^m 55.40^s +16° 48' 40.7" P.A. 215.00 sep 1.7 mag 10.28,11.91

Coord 2000	20069+1649	Discov num	TDT1989	Comp		Coord arcsec 2000	20 06 55.40 +16 48 40.7
Date first	1991	Date last	1991	Obs	1
Pa first	215	Pa last	215.4	P.A. Now (θ)	215.4°
Sep first	1.7	Sep last	1.73	Sep. Now (ρ)	1.73"
Mag pri	10.28	Mag sec	11.91	delta mag (ΔM)	1.63	Spectral class
Pri motion ra	+001	Sec motion ra	+001
Pri motion dec	-005	Sec motion dec	-005
Notes	X (Dubious double)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 354770		Constellation	Sagitta		Tycho2	1617-00038-1		Gaia DR2	1809632866155453568
HD	354770

WDS 20069+1649 TDT 1989 (HD 354770) : 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
20069+1649	TDT1989		1991	1	215	1.7	10.28	11.91		X	200655.40+164840.7

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WDS 20069+1649 TDT 1989 (HD 354770) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20069+1649 TDT 1989 (HD 354770) : MEASURES

No records found.

WDS 20069+1649 (HD 354770) : VIRTUAL EYEPIECE

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WDS 20069+1649 (HD 354770) : ALADIN DSS IMAGE @ 20^h 06^m 55.40^s +16° 48' 40.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20069+1649 TDT 1989 (HD 354770) : 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		20069+1649	TDT1989		215	1.7
Show		20070+1647	BPM2004		262	117.6	3
Show		20075+1641	J 832		86	2.9	11
Show		20076+1655	BRT1337	AB	223	5.2	13
Show		20076+1655	SLE 684	AC	279	28.2	13
Show		20076+1700	BPMA239		355	241.0	15
Show		20058+1647	BPM1995		209	82.9	17
Show		20069+1630	BPM2002		284	110.9	19
Show		20053+1654	BPM1987		213	54.4	25
Show		20058+1709	BPM1996		153	72.3	27
Show		20073+1718	BPM2008		19	91.1	30
Show		20081+1714	TDT2011		110	0.6	31
Show		20084+1627	BPM2020		63	18.6	31
Show		20079+1621	HEI 76	AB	357	0.2	32
Show		20091+1638	BPM2034		159	61.3	34
Show		20064+1615	A 1667		268	4.1	35
Show		20057+1719	BPM1991		76	95.7	36
Show		20057+1617	BPM1992		139	118.9	36
Show		20052+1619	SLE 681		313	13.3	37
Show		20045+1638	BPM1972	AB	206	37.6	38
Show		20045+1638	BPM1973	AC	330	98.3	38
Show		20045+1638	BPM1974	AD	297	102.2	38
Show		20096+1648	STF2634	AB	13	4.1	39
Show		20096+1648	STF2634	AC	301	65.0	39
Show		20075+1608	J 3052		99	5.2	40
Show		20049+1620	GWP2921		211	37.8	41
Show		20041+1700	EGG 3	Ba,Bb	192	0.2	42
Show		20041+1700	STF2622	AB	193	6.0	42
Show		20041+1700	STF2622	AC	304	17.1	42
Show		20041+1704	STT 592	AB	291	163.2	44
Show		20041+1704	STT 592	AC	335	217.0	44
Show		20041+1704	BUP 202	AD	3	89.1	44
Show		20041+1704	BUP 202	AE	51	175.0	44
Show		20041+1704	BUP 202	AF	315	142.4	44
Show		20041+1704	LIM 3	Aa,Ab	337	0.5	44
Show		20041+1704	SBN 1	Aa,Ac	95	7.1	44
Show		20041+1704	SMR 20	AI	129	132.1	44
Show		20041+1704	TNN 14	AJ	283	3.3	44
Show		20041+1704	TNN 14	AK	162	6.2	44
Show		20041+1704	TNN 14	AL	140	9.3	44
Show		20073+1605	STF2629		188	9.0	45
Show		20044+1715	COU 325	AB	225	0.8	45
Show		20044+1715	GII 28	AB,C	107	3.8	45
Show		20040+1704	BPM1970		183	36.6	45
Show		20041+1704	BUP 202	CH	185	95.6	47
Show		20041+1704	ENG 69	BC	24	152.0	47
Show		20041+1704	STTA202	BG	230	181.4	47
Show		20102+1646	BPMA241		355	169.0	48
Show		20094+1613	BPM2036		180	38.5	50
Show		20036+1634	BPM1966		301	16.8	50
Show		20036+1635	SLE 678		334	13.2	51

WDS 20069+1649 : COMPONENTS

	A
B	pa=214.2° sep=1.71"

20069+1649 A

Componente originario normalizzato	AB		Name	HD 354770		Coord arcsec 2000	200655.40+164840.7		Mag	10.28
PmRA	1.00		PmDE	-5.0		Tycho2	1617-00038-1		HD	354770

Tycho2

Tycho2	1617-00038-1	Pflag		RAmdeg	301.73082529	DEmdeg	16.81130527
PmRA	1.1	PmDE	-4.5	E RAmdeg	23	E DEmdeg	23
E pmRA	1.5	E pmDE	1.4	EpRAm	1986.63	EpDEm	1985.84
Num	4	Q RAmdeg	0.5	Q DEmdeg	1.6	Q pmRA	0.5
Q pmDE	1.6	BTmag	10.882	E BTmag	0.044	VTmag	10.372
E VTmag	0.041	Prox	999	TYC	T	HIP
CCDM		RAdeg	301.73082444	DEdeg	16.81132139	EpRA 1990	1.68
EpDE 1990	1.59	E RAdeg	26.8	E DEdeg	28.0	Posflg
Corr	0.0

20069+1649 B

Componente originario normalizzato	AB		Coord arcsec 2000	200655.33+164839.3		Mag	11.91		PmRA	1.00
PmDE	-5.0		Calc delta mag	1.63		Calc coord	yes