20012+1642 BPM 1929

20^h 01^m 09.08^s +16° 42' 15.5" P.A. 144.00 sep 31.6 mag 14.25,14.72

Coord 2000	20012+1642	Discov num	BPM1929	Comp		Coord arcsec 2000	20 01 09.08 +16 42 15.5
Date first	1983	Date last	2015	Obs	9
Pa first	144	Pa last	144.2	P.A. Now (θ)	144.2°
Sep first	31.6	Sep last	31.574	Sep. Now (ρ)	31.574"
Mag pri	14.25	Mag sec	14.72	delta mag (ΔM)	0.47	Spectral class
Pri motion ra	+010	Sec motion ra	-010
Pri motion dec	-008	Sec motion dec	-025
Notes	N U (See Notes, Proper motion indicates non-physical)

rPM=0.975

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Sagitta

Gaia DR2

1820184913609944960

WDS 20012+1642 BPM 1929 : NOTES

discov_num	notes	refcode
BPM1929	[PM2000] 2133126 + [PM2000] 2133286.	Gvr2010

REFERENCES

refcode	metd	author	reference
Gvr2010	Pa -	Gavras, P. Sinachopoulos, D., Le Campion, J.F., & Cucourant, C.	2010A&A...521A 4G
Gvr2010	+T	A&A 521, A4, 2010
Gvr2010		(Note: mean measures from AC2000.2, CdC2000, USNO-A2.0, Yellow Sky, and M2000
Gvr2010		catalogs, spanning years ~1900-2000)

DISCOVERER

idgroup	discov	author
1	BPM	Bordeaux PM2000 catalogue (main catalog: separation < 2')

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20012+1642	BPM1929		1997	2	144	31.6	14.25	14.72		NV	200109.08+164215.5
20012+1642	BPM1929		2001	3	144	31.6	14.25	14.72		NV	200109.08+164215.5
20012+1642	BPM1929		2010	4	144	31.4	14.25	14.72		NV	200109.08+164215.5
20012+1642	BPM1929		2015	5	145	31.5	14.25	14.72		NU	200109.08+164215.5

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

WDS 20012+1642 BPM 1929 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20012+1642 BPM 1929 : MEASURES

No records found.

WDS 20012+1642 : VIRTUAL EYEPIECE

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Pass over with the mouse cursor to display the catalog designation.

WDS 20012+1642 : ALADIN DSS IMAGE @ 20^h 01^m 09.08^s +16° 42' 15.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20012+1642 BPM 1929 : 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		20012+1642	BPM1929		144	31.6
Show		20005+1643	BPMA225		98	247.3	10
Show		20019+1651	BPM1938		82	118.4	14
Show		20006+1657	BPM1921		221	78.6	18
Show		20001+1636	J 1204	AB	235	40.2	19
Show		20001+1636	J 1204	BC	267	2.0	20
Show		19599+1637	J 1203		352	2.1	20
Show		20020+1702	BPM1942		288	114.8	24
Show		20020+1707	BPM1941		347	105.5	28
Show		20031+1656	BPM1957		81	96.1	31
Show		20034+1631	BPM1964		97	46.3	34
Show		20036+1635	SLE 678		334	13.2	36
Show		20036+1634	BPM1966		301	16.8	37
Show		20024+1609	BPM1950	BC	267	49.5	37
Show		20024+1609	BPM1949	AB	20	117.2	38
Show		19597+1610	BPM1917		53	76.2	39
Show		19593+1613	BPM1908		18	88.0	40
Show		20004+1720	SLE 676		228	12.6	40
Show		20010+1602	A 1665		88	3.0	41
Show		19585+1627	ARY 60		123	42.1	42
Show		20032+1712	BPM1960		348	93.0	42
Show		19582+1630	BU 149	AB	278	127.0	44
Show		19580+1636	BPM1883	BC	23	106.5	44
Show		19596+1720	BPM1912		304	92.0	45
Show		20006+1727	BPM1923		2	117.5	45
Show		19582+1630	BU 149	BC	202	8.1	46
Show		19580+1636	BPM1882	AB	61	110.2	46
Show		20041+1704	ENG 69	BC	24	152.0	46
Show		20041+1704	STTA202	BG	230	181.4	46
Show		19592+1606	BPM1907		28	99.4	47
Show		20040+1704	BPM1970		183	36.6	47
Show		20015+1556	BPMA227		20	228.4	47
Show		20035+1715	TDT1941		165	1.1	47
Show		20041+1700	EGG 3	Ba,Bb	192	0.2	47
Show		19579+1637	BPM1878		123	113.4	47
Show		20041+1700	STF2622	AB	193	6.0	47
Show		20041+1700	STF2622	AC	304	17.1	47
Show		19592+1604	BPM1906		125	77.9	48
Show		20045+1638	BPM1972	AB	206	37.6	48
Show		20045+1638	BPM1973	AC	330	98.3	48
Show		20045+1638	BPM1974	AD	297	102.2	48
Show		20041+1704	STT 592	AB	291	163.2	48
Show		20041+1704	STT 592	AC	335	217.0	48
Show		20041+1704	BUP 202	AD	3	89.1	48
Show		20041+1704	BUP 202	AE	51	175.0	48
Show		20041+1704	BUP 202	AF	315	142.4	48
Show		20041+1704	LIM 3	Aa,Ab	337	0.5	48
Show		20041+1704	SBN 1	Aa,Ac	95	7.1	48
Show		20041+1704	SMR 20	AI	129	132.1	48
Show		20041+1704	TNN 14	AJ	283	3.3	48
Show		20041+1704	TNN 14	AK	162	6.2	48

WDS 20012+1642 : COMPONENTS

	A
B	pa=145.4° sep=31.12"

20012+1642 A

Componente originario normalizzato	AB		Coord arcsec 2000	200109.08+164215.5		Mag	14.25		PmRA	10.00
PmDE	-8.0

20012+1642 B

Componente originario normalizzato	AB		Coord arcsec 2000	200110.31+164149.9		Mag	14.72		PmRA	-10.00
PmDE	-25.0		Calc delta mag	0.47		Calc coord	yes