18181-0920 TDT 782 (HD 167997)

18^h 18^m 04.36^s -09° 20' 29.4" P.A. 85.00 sep 0.4 mag 10.41,10.47 Sp F2

Coord 2000	18181-0920	Discov num	TDT 782	Comp		Coord arcsec 2000	18 18 04.36 -09 20 29.4
Date first	1991	Date last	1991	Obs	1
Pa first	85	Pa last	84.9	P.A. Now (θ)	84.9°
Sep first	0.4	Sep last	0.39	Sep. Now (ρ)	0.39"
Mag pri	10.41	Mag sec	10.47	delta mag (ΔM)	0.06	Spectral class	F2 (yellow-white)
Pri motion ra	-014	Sec motion ra	-014
Pri motion dec	-023	Sec motion dec	-023
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 167997		Constellation	Serpens		SAO	142201		Tycho2	5677-00523-1
Gaia DR2	4157631082486983040		HD	167997		DM	BD-09 4684

WDS 18181-0920 TDT 782 (HD 167997) : NOTES

No records found.

REFERENCES

No records found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18181-0920	TDT 782		1991	1	85	0.4	10.41	10.47			181804.36-092029.4

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

WDS 18181-0920 TDT 782 (HD 167997) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18181-0920 TDT 782 (HD 167997) : MEASURES

No records found.

WDS 18181-0920 (HD 167997) : VIRTUAL EYEPIECE

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

WDS 18181-0920 (HD 167997) : ALADIN DSS IMAGE @ 18^h 18^m 04.36^s -09° 20' 29.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18181-0920 TDT 782 (HD 167997) : 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		18181-0920	TDT 782		85	0.4
Show		18188-0929	RST4585		17	0.7	14
Show		18181-0943	RST4584		118	1.1	23
Show		18198-0917	SHN 230		-1	0.4	26
Show		18174-0946	HDS2584		352	0.7	27
Show		18201-0936	MOC 14	AB	269	1.2	34
Show		18201-0936	MOC 14	AC	214	2.1	34
Show		18201-0936	MOC 14	AD	95	2.2	34
Show		18214-0915	BWE 1		71	1.8	49
Show		18154-0850	BRT 476		135	4.0	52
Show		18160-1006	HU 58		127	0.7	55
Show		18204-1011	HER 2		18	1.0	62
Show		18201-0759	STF2303		253	1.5	87
Show		18189-1101	HU 60		260	1.4	101
Show		18193-0735	LDT 15		133	0.5	108
Show		18161-1111	HDS2579		78	7.8	115
Show		18181-1118	SNA 86		68	7.2	118
Show		18131-0747	RST4001		278	1.9	120
Show		18257-0816	BRT 478		155	7.7	123
Show		18146-1113	HLD 142		253	1.3	124
Show		18174-0717	HJ 857		18	21.3	124
Show		18132-1114	TDT 741		99	0.6	135
Show		18271-0853	HDS2608		344	0.1	138
Show		18099-1027	TSN 186		38	0.8	139
Show		18202-1137	BRT2751		24	3.9	141
Show		18086-0948	HDS2557		252	0.6	143
Show		18207-1138	SKF2802		344	5.6	144
Show		18092-0817	RST3998	AB	161	0.4	147
Show		18092-0817	B 2856	AB,C	123	11.9	147
Show		18218-1139	HU 62		25	0.5	149
Show		18099-0755	HDS2561		16	0.9	149
Show		18124-0718	A 36	A,BC	40	70.1	149
Show		18124-0718	A 36	BC	207	1.3	150
Show		18096-0755	NSN 142		44	25.1	152
Show		18181-1155	TDT 783		67	0.5	155
Show		18183-1157	BRT2750		40	1.5	158
Show		18234-1137	BVD 126		290	19.2	158
Show		18182-1159	SKF1505		3	3.1	159
Show		18285-1013	HJ 5497		224	16.1	159
Show		18276-1039	DAM 320	AB	64	16.5	162
Show		18276-1039	DAM 320	AC	97	8.0	162
Show	Alasia	18218-1155	EGN 22	AB	141	3.3	165
Show	Alasia	18218-1155	EGN 22	AC	47	3.7	165
Show	Alasia	18218-1155	EGN 22	AD	243	5.6	165
Show	Alasia	18218-1155	EGN 22	AE	354	5.9	165
Show	Alasia	18218-1155	EGN 22	AF	106	7.3	165
Show	Alasia	18218-1155	EGN 22	AG	290	8.5	165
Show	Alasia	18218-1155	EGN 22	AH	218	8.8	165
Show	Alasia	18218-1155	EGN 22	AI	132	8.9	165
Show	Alasia	18218-1155	EGN 22	AJ	294	10.4	165
Show	Alasia	18218-1155	EGN 22	AK	337	10.6	165

WDS 18181-0920 : COMPONENTS

	A
B	pa=84.8° sep=0.38"

18181-0920 A

Componente originario normalizzato	AB	Name	HD 167997	Coord arcsec 2000	181804.36-092029.4	Mag	10.41
Spectral class	F2 (yellow-white)	PmRA	-14.00	PmDE	-23.0	SAO	142201
Tycho2	5677-00523-1	HD	167997	DM	BD-09 4684

Tycho2

Tycho2	5677-00523-1	Pflag		RAmdeg	274.51820675	DEmdeg	-9.34150599
PmRA	-13.8	PmDE	-22.9	E RAmdeg	15	E DEmdeg	18
E pmRA	1.3	E pmDE	1.4	EpRAm	1986.90	EpDEm	1984.90
Num	8	Q RAmdeg	0.6	Q DEmdeg	0.8	Q pmRA	0.5
Q pmDE	0.8	BTmag	10.337	E BTmag	0.035	VTmag	9.766
E VTmag	0.030	Prox	999	TYC	T	HIP
CCDM		RAdeg	274.51823806	DEdeg	-9.34145333	EpRA 1990	1.85
EpDE 1990	1.82	E RAdeg	17.5	E DEdeg	22.8	Posflg
Corr	-0.1

SAO

SAO	142201	DelFlag		RA1950		PmRA1950	-0.0014
DE1950		PmDE1950	-0.013	Vmag	8.8	SpType	F5
Double code		Source	26	CatNum	6141	DM	BD-09 4684
DMcomp		BDsup		HD	167997	M HD	0
GC		RA1950rad	4.77926782	DE1950rad	-0.16338773	PmRA2000	-0.0012
PmDE2000	-0.012

18181-0920 B

Componente originario normalizzato	AB		Coord arcsec 2000	181804.39-092029.4		Mag	10.47		PmRA	-14.00
PmDE	-23.0		Calc delta mag	0.06		Calc coord	yes