20206+1254 BPM 2121

20^h 20^m 36.70^s +12° 54' 27.4" P.A. 253.00 sep 95.1 mag 14.36,15.49

Coord 2000	20206+1254	Discov num	BPM2121	Comp		Coord arcsec 2000	20 20 36.70 +12 54 27.4
Date first	1995	Date last	2015	Obs	9
Pa first	253	Pa last	252.5	P.A. Now (θ)	252.5°
Sep first	94.6	Sep last	95.121	Sep. Now (ρ)	95.121"
Mag pri	14.36	Mag sec	15.49	delta mag (ΔM)	1.13	Spectral class
Pri motion ra	-026	Sec motion ra	-028
Pri motion dec	-031	Sec motion dec	-024
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.18 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Delphinus

Gaia DR2

1802539229438568960

WDS 20206+1254 BPM 2121 : NOTES

discov_num	notes	refcode
BPM2121	[PM2000] 2267950 + [PM2000] 2267350.	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
20206+1254	BPM2121		1998	2	253	94.7	14.36	15.49		NV	202036.70+125427.4
20206+1254	BPM2121		2001	3	253	94.7	14.36	15.49		NV	202036.70+125427.4
20206+1254	BPM2121		2010	4	253	95.1	14.36	15.49		NV	202036.70+125427.4
20206+1254	BPM2121		2015	5	253	95.1	14.36	15.49		NV	202036.70+125427.4

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

WDS 20206+1254 BPM 2121 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20206+1254 BPM 2121 : MEASURES

No records found.

WDS 20206+1254 : VIRTUAL EYEPIECE

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WDS 20206+1254 : ALADIN DSS IMAGE @ 20^h 20^m 36.70^s +12° 54' 27.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20206+1254 BPM 2121 : 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		20206+1254	BPM2121		253	95.1
Show		20207+1249	HU 1196	AB	322	0.4	6
Show		20207+1249	HU 1196	AC	304	3.3	6
Show		20196+1300	STF2664		322	27.8	16
Show		20205+1226	HJ 1502		320	12.1	28
Show		20203+1227	DAM 212		154	8.9	28
Show		20208+1327	HEI 275		93	0.5	33
Show		20195+1223	BPM2111		249	101.1	36
Show		20209+1332	J 1173		83	3.7	37
Show		20186+1318	A 1671		229	2.2	38
Show		20233+1245	GWP2942		269	9.1	40
Show		20227+1320	STF2673	AB	326	2.4	41
Show		20227+1320	STF2673	AC	100	76.5	41
Show		20197+1333	BPM2114		313	49.4	41
Show		20227+1320	STF2674	CD	1	15.0	42
Show		20219+1336	HU 1197		305	1.2	46
Show		20238+1301	TDT2235		260	0.7	48
Show		20180+1325	BPM2095		359	42.8	49
Show		20238+1235	BRT1341		168	3.6	51
Show		20172+1304	J 1880		246	13.6	52
Show		20198+1203	J 837		296	2.0	53
Show		20176+1224	BPM2090		282	69.4	55
Show		20169+1303	J 1879	AB	233	11.4	55
Show		20169+1303	J 1879	AC	272	13.7	55
Show		20169+1303	ABH 137	AD	43	25.6	55
Show		20169+1303	ABH 137	AE	289	86.0	55
Show		20169+1303	ABH 137	AF	38	81.8	55
Show		20169+1303	ABH 137	AG	112	118.0	55
Show		20203+1350	BPM2118		104	58.9	56
Show		20244+1301	HU 1198		33	0.6	56
Show		20227+1345	J 3079		139	7.4	59
Show		20165+1252	KPP1246		246	9.6	61
Show		20239+1217	GRV 337		170	62.5	62
Show		20229+1346	J 3082	AB	18	6.1	65
Show		20179+1344	OL 174		229	1.6	65
Show		20249+1309	J 841	AB	133	0.2	65
Show		20249+1309	J 841	AB,C	82	8.4	65
Show		20228+1156	BPM2135		218	90.0	67
Show		20178+1350	BRT1340		315	3.8	69
Show		20244+1213	WOR 33	Aa,Ab	131	0.6	70
Show		20244+1213	A 1209	AB	324	1.9	70
Show		20227+1406	BPM2134		300	80.4	78
Show		20200+1412	BPM2115		187	115.5	78
Show		20260+1257	BPM2155		31	119.0	79
Show		20163+1343	BPM2083		28	88.0	80
Show		20150+1239	BPM2076		297	116.3	84
Show		20163+1353	BPM2081		21	73.0	87
Show		20202+1128	HDS2906		319	0.6	87
Show		20194+1422	STF2665	A,BC	12	3.3	90
Show		20194+1422	A 1672	BC	59	0.1	90
Show		20260+1212	J 1704		202	6.2	91

WDS 20206+1254 : COMPONENTS

	A
B	pa=252.1° sep=92.94"

20206+1254 A

Componente originario normalizzato	AB		Coord arcsec 2000	202036.70+125427.4		Mag	14.36		PmRA	-26.00
PmDE	-31.0

20206+1254 B

Componente originario normalizzato	AB		Coord arcsec 2000	202030.65+125358.8		Mag	15.49		PmRA	-28.00
PmDE	-24.0		Calc delta mag	1.13		Calc coord	yes