18291-3123 RST 2057 (HD 170100)

18^h 29^m 06.92^s -31° 23' 09.2" P.A. 343.00 sep 0.7 mag 10.51,11.42 Sp A2III

Coord 2000	18291-3123	Discov num	RST2057	Comp		Coord arcsec 2000	18 29 06.92 -31 23 09.2
Date first	1934	Date last	1991	Obs	3
Pa first	351	Pa last	342.9	P.A. Now (θ)	342.9°
Sep first	0.6	Sep last	0.74	Sep. Now (ρ)	0.74"
Mag pri	10.51	Mag sec	11.42	delta mag (ΔM)	0.91	Spectral class	A2III (white)
Pri motion ra	-002	Sec motion ra	-002
Pri motion dec	-011	Sec motion dec	-011
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 170100		Constellation	Sagittarius		Tycho2	7394-00868-1		Gaia DR2	4046857175802195200
HD	170100

WDS 18291-3123 RST 2057 (HD 170100) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Rst1933	T -	Rossiter, R.A.	1933MmRAS..65...27R
Rst1933		MemRAS 65, 27, 1933
Rst1937	Ma -	Rossiter, R.A.	1937MmRAS..65...51R
Rst1937		MemRAS 65, 51, 1937
Rst1943	Ma -	Rossiter, R.A.	1943POMic...8..133R
Rst1943		Pub. Univ. Michigan Obs. 8, 133, 1943
Rst1944	-	Rossiter, R.A.	1944POMic...9....1R
Rst1944		Pub. Univ. Michigan Obs. 9, 1, 1944
Rst1947	Ma -	Rossiter, R.A.	1947POMic...9....7R
Rst1947		Pub. Univ. Michigan Obs. 9, 7, 1947
Rst1955	Ma j	Rossiter, R.A.	1955POMic..11....1R
Rst1955	+P+	Pub. Univ. Michigan Obs. 11, 1, 1955
Rst1964	Ma -	Rossiter, R.A.	1964POMic...9...73R
Rst1964		Pub. Univ. Michigan Obs. 9, 73, 1964

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18291-3123	RST2057		1991	3	343	0.7	10.51	11.42	A2III		182906.92-312309.2

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WDS 18291-3123 RST 2057 (HD 170100) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18291-3123 RST 2057 (HD 170100) : MEASURES

No records found.

WDS 18291-3123 (HD 170100) : VIRTUAL EYEPIECE

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

WDS 18291-3123 (HD 170100) : ALADIN DSS IMAGE @ 18^h 29^m 06.92^s -31° 23' 09.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18291-3123 RST 2057 (HD 170100) : 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		18291-3123	RST2057		343	0.7
Show		18276-3132	B 2448		329	6.0	22
Show		18293-3100	LEP 122		200	7.3	24
Show		18265-3105	RST2053		319	0.7	39
Show		18317-3055	HDS2628		353	1.1	44
Show		18277-3207	I 1023		314	0.1	48
Show		18332-3121	FIN 7		136	3.4	53
Show		18285-3215	TDT 898		117	0.5	53
Show		18328-3103	B 1366		313	1.2	53
Show		18334-3111	JSP 940		24	2.3	56
Show		18335-3140	PRO 203		356	5.0	59
Show		18276-3224	HDS2611		247	18.5	64
Show		18287-3017	BRT3072		162	5.3	67
Show		18267-3024	TOK 421		288	0.1	68
Show		18239-3118	BRT3068		134	2.7	68
Show		18244-3054	BRT3070		242	4.7	68
Show		18241-3058	BRT3069		104	4.3	69
Show		18344-3109	RST2065	AB	3	1.1	70
Show		18344-3109	PRO 206	AC	161	15.7	70
Show		18343-3150	RST2064		83	3.5	73
Show		18342-3158	PRO 205		358	3.6	73
Show		18352-3139	PRO 207		72	3.3	74
Show		18244-3041	B 1359		74	3.3	74
Show		18352-3141	B 9034		346	9.0	80
Show		18354-3122	LDS6328	AB	119	7.5	80
Show		18354-3122	CVN 58	AC	310	6.0	80
Show		18354-3122	CVN 58	AD	211	7.3	80
Show		18354-3122	CVN 58	AE	202	7.6	80
Show		18354-3122	CVN 58	AF	307	7.9	80
Show		18354-3122	CVN 58	AG	70	8.1	80
Show		18354-3122	CVN 58	AH	212	8.5	80
Show		18354-3122	CVN 58	AI	81	8.9	80
Show		18354-3122	CVN 58	AJ	163	9.3	80
Show		18354-3122	CVN 58	AK	150	9.6	80
Show		18354-3122	CVN 58	AL	348	9.6	80
Show		18354-3122	CVN 58	AM	49	9.7	80
Show		18354-3122	CVN 58	AN	339	10.3	80
Show		18354-3122	CVN 58	AO	175	10.2	80
Show		18354-3122	CVN 58	AP	194	11.2	80
Show		18354-3122	CVN 58	AQ	330	11.3	80
Show		18354-3122	CVN 58	AR	197	11.4	80
Show		18354-3122	CVN 58	AS	87	11.5	80
Show		18354-3122	CVN 58	AT	179	12.0	80
Show		18354-3122	CVN 58	AU	222	12.2	80
Show		18354-3122	CVN 58	AV	124	12.6	80
Show		18354-3122	CVN 58	AW	69	12.7	80
Show		18354-3122	CVN 58	AX	165	13.2	80
Show		18354-3122	CVN 58	AY	178	13.3	80
Show		18354-3122	CVN 58	A,Za	182	13.6	80
Show		18354-3122	CVN 58	A,Zb	52	13.8	80
Show		18354-3122	CVN 58	A,Zc	114	13.8	80

WDS 18291-3123 : COMPONENTS

	A
B	pa=345.3° sep=0.73"

18291-3123 A

Componente originario normalizzato	AB	Name	HD 170100	Coord arcsec 2000	182906.92-312309.2	Mag	10.51
Spectral class	A2III (white)	PmRA	-2.00	PmDE	-11.0	Tycho2	7394-00868-1
HD	170100

Tycho2

Tycho2	7394-00868-1	Pflag		RAmdeg	277.27879024	DEmdeg	-31.38584286
PmRA	-2.3	PmDE	-10.8	E RAmdeg	27	E DEmdeg	32
E pmRA	1.7	E pmDE	1.8	EpRAm	1986.43	EpDEm	1986.00
Num	5	Q RAmdeg	1.2	Q DEmdeg	1.7	Q pmRA	1.2
Q pmDE	1.7	BTmag	10.640	E BTmag	0.048	VTmag	10.266
E VTmag	0.049	Prox	999	TYC	T	HIP
CCDM		RAdeg	277.27879778	DEdeg	-31.38581639	EpRA 1990	1.81
EpDE 1990	1.80	E RAdeg	28.8	E DEdeg	33.8	Posflg	P
Corr	-0.1

18291-3123 B

Componente originario normalizzato	AB		Coord arcsec 2000	182906.91-312308.5		Mag	11.42		PmRA	-2.00
PmDE	-11.0		Calc delta mag	0.91		Calc coord	yes