20025+5831 HJL 270 (HD 239298)

20^h 02^m 32.41^s +58° 30' 40.7" P.A. 183.00 sep 18.2 mag 10.07,10.84 Sp F5

Coord 2000	20025+5831	Discov num	HJL 270	Comp		Coord arcsec 2000	20 02 32.41 +58 30 40.7
Date first	1903	Date last	2015	Obs	16
Pa first	183	Pa last	182.5	P.A. Now (θ)	182.5°
Sep first	18.0	Sep last	18.151	Sep. Now (ρ)	18.151"
Mag pri	10.07	Mag sec	10.84	delta mag (ΔM)	0.77	Spectral class	F5 (yellow-white)
Pri motion ra	+057	Sec motion ra	+055
Pri motion dec	+013	Sec motion dec	+013
Notes	V (Proper motion indicates physical)

rPM=0.034 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 239298		Constellation	Cygnus		SAO	32233		Tycho2	3948-00969-1
Gaia DR2	2234887748601823104		HD	239298		DM	BD+58 2036

WDS 20025+5831 HJL 270 (HD 239298) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
HJL1981	-	Halbwachs, J.L.	1981A&AS...44...47H
HJL1981		A&AS 44, 47, 1981
HJL1986	Pa -	Halbwachs, J.L.	1986A&AS...66..131H
HJL1986		A&AS 66, 131, 1986
HJL1986		(Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added
HJL1986		only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113)
HJL2012	orb -	Halbwachs, J.L., Arenou, F., Famaey, B., et al.	.
HJL2012		SF2A-2012: Proc. Annual Meeting of the French Society of Astronomy & Astrophysics
HJL2012		87, ed. S. Boissier et al. (Paris: Soc. Francaise d'Astron. et d'Astrop.)
HJL2012b	not -	Halbwachs, J.L., Mayor, M., & Udry, S.	2012MNRAS.422...14H
HJL2012b		MNRAS 422, 14, 2012
HJL2016	Kv j	Halbwachs, J.L., Boffin, H.M.J., Le Bouquin, J.-B., Kiefer, F., Famaey, B.,	2016MNRAS.455.3303H
HJL2016		Salomon, J.-B., Arenou, F., Pourbaix, D., Anthonioz, F., Grellmann, R., Guieu, S.,
HJL2016		Sana, H., et al.
HJL2016		MNRAS 455, 3303, 2016
HJL2020	Kv+ j	Halbwachs, J.-L., Kiefer, F., Lebreton, Y., Boffin, H.M.J., Arenou, F., LeBouquin,	2020MNRAS.496.1355H
HJL2020	+orb	J.-B., Famaey, B., Dourbaix, D., Guillout, P., Salomon, J.-B. & Mazeh, T.
HJL2020		MNRAS 496, 1355, 2020

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20025+5831	HJL 270		1999	7	183	18.1	10.07	10.84	F5	VD	200232.41+583040.7
20025+5831	HJL 270		2010	8	183	18.2	10.07	10.84	F5	VD	200232.41+583040.7
20025+5831	HJL 270		2015	11	182	18.1	10.07	10.84	F5	V	200232.41+583040.7

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WDS 20025+5831 HJL 270 (HD 239298) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20025+5831 HJL 270 (HD 239298) : MEASURES

No records found.

WDS 20025+5831 (HD 239298) : VIRTUAL EYEPIECE

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WDS 20025+5831 (HD 239298) : ALADIN DSS IMAGE @ 20^h 02^m 32.41^s +58° 30' 40.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20025+5831 HJL 270 (HD 239298) : 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		20025+5831	HJL 270		183	18.2	1
Show		20056+5821	TDT1965		80	2.7	26
Show		20017+5806	AG 395		357	4.3	26
Show		20049+5855	ES 1799	BC	151	2.2	31
Show		20049+5855	ES 1799	AB	273	22.3	31
Show		20065+5828	TDT1985		227	1.0	32
Show		20009+5801	TDT1913		208	0.7	33
Show		20054+5807	ARG 106	AB	178	30.0	33
Show		20054+5807	A 866	Ba,Bb	184	0.6	33
Show		20012+5800	STI2493		56	7.6	33
Show		20055+5800	WSI 164		182	44.3	39
Show		20012+5909	MLB 82		14	6.3	40
Show		19570+5830	STI2486		190	3.9	44
Show		19589+5757	NSN 725		143	1.4	45
Show		20031+5921	ES 1757		209	1.8	51
Show		20088+5811	MLB 83	AB	188	31.8	53
Show		20047+5741	RAO 425		190	3.6	53
Show		20088+5811	MLB 83	BC	205	13.9	54
Show		20006+5922	JNN 124	BC	275	0.3	54
Show		20006+5922	LDS2787	AB	162	18.5	54
Show		20077+5908	HJ 2936		251	12.7	56
Show		19556+5822	STI2477		149	5.9	56
Show		19550+5826	HJ 2917		290	11.5	60
Show		20057+5925	HJ 2934	AB	310	9.7	60
Show		20057+5925	HJ 2934	CA	263	36.6	60
Show		19566+5910	GIC 161		254	73.1	61
Show		19549+5827	HJ 2916		112	16.8	61
Show		19596+5927	STF2623		100	1.5	62
Show		20104+5839	FOX 249		105	6.5	62
Show		20046+5931	OPI 20		124	7.8	63
Show		20099+5856	FOX 248	AB	171	7.2	63
Show		20099+5856	FOX 248	AC	346	27.9	63
Show		19562+5749	LDS2783		321	68.4	65
Show		19563+5749	STI2482		5	12.1	65
Show		19595+5944	ES 201	AB	143	4.1	78
Show		19595+5944	ES 201	AC	94	29.3	78
Show		19527+5838	STI2472		2	8.7	78
Show		19551+5927	MLR 230		232	1.4	81
Show		20119+5906	LDS1467		303	2.5	81
Show		20129+5848	LDS2792		277	4.2	83
Show		20022+5707	MLR 607		180	1.7	84
Show		19525+5902	STI2470		125	7.4	85
Show		20089+5719	STI2506		283	13.3	89
Show		19512+5825	UC 4040		224	99.4	90
Show		19545+5727	MLR 587		348	1.0	91
Show		20066+5959	STI 944		256	8.3	94
Show		19533+5731	YSC 137		329	0.0	95
Show		20127+5924	STI 953		12	20.3	95
Show		19516+5913	HJ 2910		260	13.1	95
Show		19512+5758	TDT1802		37	0.4	96
Show		19502+5818	TDS1019		245	2.2	99

WDS 20025+5831 : COMPONENTS

	A
B	pa=181.3° sep=18.14"

20025+5831 A

Componente originario normalizzato	AB	Name	HD 239298	Coord arcsec 2000	200232.41+583040.7	Mag	10.07
Spectral class	F5 (yellow-white)	PmRA	57.00	PmDE	13.0	SAO	32233
Tycho2	3948-00969-1	HD	239298	DM	BD+58 2036

Tycho2

Tycho2	3948-00969-1	Pflag		RAmdeg	300.63506245	DEmdeg	58.51131783
PmRA	58.2	PmDE	17.8	E RAmdeg	17	E DEmdeg	17
E pmRA	1.6	E pmDE	1.6	EpRAm	1989.42	EpDEm	1988.89
Num	8	Q RAmdeg	0.8	Q DEmdeg	1.8	Q pmRA	0.8
Q pmDE	1.8	BTmag	10.535	E BTmag	0.032	VTmag	10.075
E VTmag	0.029	Prox	182	TYC	T	HIP
CCDM		RAdeg	300.63481056	DEdeg	58.51128333	EpRA 1990	1.85
EpDE 1990	1.83	E RAdeg	18.3	E DEdeg	18.7	Posflg
Corr	-0.1

SAO

SAO	32233	DelFlag		RA1950		PmRA1950	0.006
DE1950		PmDE1950	0.022	Vmag	9.1	SpType	F5
Double code		Source	38	CatNum	11040	DM	BD+58 2036
DMcomp		BDsup		HD	239298	M HD	0
GC		RA1950rad	5.24267305	DE1950rad	1.01874495	PmRA2000	0.0065
PmDE2000	0.02

20025+5831 B

Componente originario normalizzato	AB		Coord arcsec 2000	200232.36+583022.6		Mag	10.84		PmRA	55.00
PmDE	13.0		Tycho2	3948-01509-1		Calc delta mag	0.77		Calc coord	yes

Tycho2

Tycho2	3948-01509-1	Pflag		RAmdeg	300.63464090	DEmdeg	58.50628839
PmRA	58.4	PmDE	18.7	E RAmdeg	33	E DEmdeg	34
E pmRA	2.2	E pmDE	2.2	EpRAm	1988.23	EpDEm	1987.78
Num	5	Q RAmdeg	0.9	Q DEmdeg	0.8	Q pmRA	0.9
Q pmDE	0.8	BTmag	11.370	E BTmag	0.057	VTmag	10.837
E VTmag	0.056	Prox	182	TYC	T	HIP
CCDM		RAdeg	300.63438861	DEdeg	58.50624500	EpRA 1990	1.83
EpDE 1990	1.83	E RAdeg	34.2	E DEdeg	34.9	Posflg
Corr	-0.1