19480+2447 DOO 11 (HD 339031)

19^h 48^m 21.40^s +24° 52' 56.8" P.A. 281.00 sep 2.8 mag 9.98,10.87 Sp K7

Coord 2000	19480+2447	Discov num	DOO 11	Comp		Coord arcsec 2000	19 48 21.40 +24 52 56.8
Date first	1900	Date last	2015	Obs	12
Pa first	280	Pa last	281	P.A. Now (θ)	281°
Sep first	2.6	Sep last	2.786	Sep. Now (ρ)	2.786"
Mag pri	9.98	Mag sec	10.87	delta mag (ΔM)	0.89	Spectral class	K7 (yellow-orange)
Pri motion ra	+007	Sec motion ra	+000
Pri motion dec	-002	Sec motion dec	+004
Notes	N (See Notes)

rPM=1.266

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 339031		Constellation	Vulpecula		Tycho2	2143-00220-1		Gaia DR2	2020672406438819072
HD	339031

WDS 19480+2447 DOO 11 (HD 339031) : NOTES

discov_num	notes	refcode
DOO 11	Also known as TDT1771.

REFERENCES

refcode	metd	author	reference
Doo1901	Ma j	Doolittle, E.	1901PFAO....1c...1D
Doo1901		Pub. Univ. Penn. 1, Pt. 3, 1901
Doo1903a	Ma -	Doolittle, E.	1903AJ.....23..175D
Doo1903a		AJ 23, 175, 1903 (also in Pub. Univ. Penn. 2, Pt. 3, 1905)
Doo1903b	Ma j	Doolittle, E.	1903AJ.....23..177D
Doo1903b		AJ 23, 177, 1903 (also in Pub. Univ. Penn. 2, Pt. 3, 1905)
Doo1905a	Ma j	Doolittle, E.	1905PFAO....2c...1D
Doo1905a		Pub. Univ. Penn. 2, Pt. 3, 1905
Doo1905b	Ma -	Doolittle, E. (measure by Hadley, J.M.)	1905PFAO....2c...1D
Doo1905b		Pub. Univ. Penn. 2, Pt. 3, 1905
Doo1906A	Ma -	Doolittle, E.	1906MmRAS..56....1L
Doo1906A	+orb	cited by Lewis (MemRAS 56, 1, 1906)
Doo1906B	Ma -	Doolittle, E.	1906QB821.B972.....
Doo1906B		cited in BDS (Burnham Double Star Cat., 1906)
Doo1907	Ma j	Doolittle, E.	1907PFAO....3c...1D
Doo1907		Pub. Univ. Penn. 3, Pt. 3, 1907
Doo1912	Ma j	Doolittle, E.	1912PFAO....4a...1D
Doo1912		Pub. Univ. Penn. 4, Pt. 1, 1912
Doo1913A	Ma -	Doolittle, E.	1913QB811.B8.......
Doo1913A		cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Doo1915a	Ma -	Doolittle, E.	1915MNRAS..75..666D
Doo1915a		MNRAS 75, 666, 1915
Doo1915b	Ma -	Doolittle, E.	1915PFAO....4a...1D
Doo1915b		Pub. Univ. Penn. 4, Pt. 1, 1915
Doo1915c	Ma -	Doolittle, E.	1915AJ.....29...49D
Doo1915c		AJ 29, 49, 1915
Doo1923	Ma j	Doolittle, E.	1923PFAO....4b...1D
Doo1923		Pub. Univ. Penn. 4, Pt. 2, 1923
Doo1932A	Ma -	Doolittle, E.	1932QB821.A43......
Doo1932A		cited in ADS (Aitken Double Star Cat.), 1932

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19480+2447	DOO 11		2002	7	281	2.8	9.98	10.87	K7	N	194821.40+245256.8
19480+2447	DOO 11		2009	9	281	2.3	9.98	10.87	K7	N	194821.40+245256.8
19480+2447	DOO 11		2015	12	281	2.8	9.98	10.87	K7	N	194821.40+245256.8

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

WDS 19480+2447 DOO 11 (HD 339031) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 19480+2447 DOO 11 (HD 339031) : MEASURES

No records found.

WDS 19480+2447 (HD 339031) : VIRTUAL EYEPIECE

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

WDS 19480+2447 (HD 339031) : ALADIN DSS IMAGE @ 19^h 48^m 21.40^s +24° 52' 56.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 19480+2447 DOO 11 (HD 339031) : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		19480+2447	DOO 11		281	2.8
Show		19484+2450	BKO 738	BC	280	1.2	3
Show		19484+2450	POU4091	AB	346	13.0	3
Show		19485+2449	BKO 739		345	3.7	5
Show		19484+2458	POU4087		274	14.2	5
Show		19486+2458	STF2586	AB	226	3.8	6
Show		19486+2458	STF2586	AC	268	63.8	6
Show		19486+2448	POU4094		159	16.7	6
Show		19489+2453	BKO 741		335	3.6	8
Show		19491+2458	POU4104		122	8.2	12
Show		19475+2449	POU4078		333	14.0	12
Show		19475+2458	POU4079		159	15.7	13
Show		19493+2458	POU4106		91	11.6	15
Show		19490+2440	POU4101		274	5.9	17
Show		19473+2444	POU4076		82	12.5	17
Show		19496+2445	POU4108	AB	218	7.8	19
Show		19496+2445	POU4109	AC	282	10.8	19
Show		19468+2458	BKO 735		351	5.6	23
Show		19501+2457	POU4113		27	8.1	24
Show		19484+2518	POU4090		214	14.2	25
Show		19466+2502	POU4071		14	16.4	26
Show		19486+2427	POU4096		101	14.2	27
Show		19472+2514	BKO 737		301	6.2	27
Show		19501+2441	POU4114		31	16.4	27
Show		19482+2426	POU4085		188	12.4	27
Show		19463+2448	POU4065		297	13.2	27
Show		19473+2517	POU4075		284	10.7	28
Show		19469+2514	BKO 736		350	5.7	30
Show		19462+2454	POU4063	AB	36	11.3	30
Show		19462+2454	POU4064	AC	71	14.7	30
Show		19467+2511	POU4072		30	11.4	30
Show		19491+2425	POU4102		299	7.9	30
Show		19462+2453	POU4061		329	9.5	30
Show		19464+2438	TDT1727	AB	223	0.6	31
Show		19464+2438	SCA 201	AB,C	12	3.4	31
Show		19463+2438	POU4066	AB	33	11.9	32
Show		19463+2438	POU4067	AC	130	15.7	32
Show		19463+2437	BKO 734		93	3.2	32
Show		19484+2420	POU4089		125	13.1	33
Show		19461+2441	POU4060		147	12.1	33
Show		19458+2500	POU4057		238	10.0	36
Show		19462+2517	POU4062		233	10.1	38
Show		19459+2511	TDT1718		166	1.1	38
Show		19502+2424	POU4116		119	9.6	39
Show		19479+2414	DA 10		306	0.7	40
Show		19454+2447	POU4050		269	11.5	42
Show		19490+2412	POU4100		94	3.8	42
Show		19456+2512	AG 390		97	7.3	43
Show		19455+2432	POU4051		117	8.7	45
Show		19472+2410	POU4074		138	8.8	46
Show		19458+2423	POU4058		8	7.4	46

WDS 19480+2447 : COMPONENTS

	A
B	pa=282.1° sep=2.54"

19480+2447 A

Componente originario normalizzato	AB		Name	HD 339031		Coord arcsec 2000	194821.40+245256.8		Mag	9.98
Spectral class	K7 (yellow-orange)		PmRA	7.00		PmDE	-2.0		Tycho2	2143-00220-1

Tycho2

Tycho2	2143-00220-1	Pflag	P	RAmdeg	297.08902380	DEmdeg	24.88247200
PmRA	1.8	PmDE	-4.2	E RAmdeg	34	E DEmdeg	32
E pmRA	1.8	E pmDE	1.8	EpRAm	1987.60	EpDEm	1988.17
Num	4	Q RAmdeg	0.8	Q DEmdeg	1.3	Q pmRA	0.8
Q pmDE	1.3	BTmag	10.143	E BTmag	0.024	VTmag	9.978
E VTmag	0.028	Prox	28	TYC	T	HIP
CCDM		RAdeg	297.08916417	DEdeg	24.88245972	EpRA 1990	1.58
EpDE 1990	1.79	E RAdeg	15.3	E DEdeg	14.4	Posflg	D
Corr	0.1

19480+2447 B

Componente originario normalizzato	AB	Coord arcsec 2000	194821.22+245257.3	Mag	10.87	PmRA	0.00
PmDE	4.0	Tycho2	2143-00220-2	HD	339031	Calc delta mag	0.89
Calc coord	yes

Tycho2

Tycho2	2143-00220-2	Pflag	P	RAmdeg	297.08902380	DEmdeg	24.88247200
PmRA	1.8	PmDE	-4.2	E RAmdeg	34	E DEmdeg	32
E pmRA	1.8	E pmDE	1.8	EpRAm	1987.60	EpDEm	1988.17
Num	4	Q RAmdeg	0.8	Q DEmdeg	1.3	Q pmRA	0.8
Q pmDE	1.3	BTmag	11.302	E BTmag	0.053	VTmag	10.867
E VTmag	0.057	Prox	28	TYC	T	HIP
CCDM		RAdeg	297.08832583	DEdeg	24.88258694	EpRA 1990	1.59
EpDE 1990	1.80	E RAdeg	34.8	E DEdeg	32.8	Posflg	D
Corr	0.0