12485-1746 FEN 18

12^h 48^m 30.09^s -17° 45' 03.3" P.A. 218.00 sep 4.0 mag 10.30,10.80

Coord 2000	12485-1746	Discov num	FEN 18	Comp		Coord arcsec 2000	12 48 30.09 -17 45 03.3
Date first	1915	Date last	2017	Obs	11
Pa first	219	Pa last	217.5	P.A. Now (θ)	217.5°
Sep first	3.5	Sep last	3.954	Sep. Now (ρ)	3.954"
Mag pri	10.30	Mag sec	10.80	delta mag (ΔM)	0.5	Spectral class
Pri motion ra	+030	Sec motion ra	-045
Pri motion dec	+026	Sec motion dec	-090
Notes

rPM=1.373

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Corvus

Gaia DR2

3522078761330617344

WDS 12485-1746 FEN 18 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Fen1929	Pa -	Fender, F.G.	1929AN....235..421F
Fen1929		AN 235, 421, 1929
Fen1932	Ma j	Fender, F.G.	1932PUPFA...5a...1O
Fen1932		Pub. Univ. Penn. 5, Pt.1, Sec.3, 1932

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
12485-1746	FEN 18		2001	5	218	3.9	10.30	10.80		D	124830.09-174503.3
12485-1746	FEN 18		2016	7	217	4.1	10.30	10.80			124830.09-174503.3
12485-1746	FEN 18		2017	8	218	4.0	10.30	10.80			124830.09-174503.3

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WDS 12485-1746 FEN 18 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12485-1746 FEN 18 : MEASURES

No records found.

WDS 12485-1746 : VIRTUAL EYEPIECE

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WDS 12485-1746 : ALADIN DSS IMAGE @ 12^h 48^m 30.09^s -17° 45' 03.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12485-1746 FEN 18 : 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		12485-1746	FEN 18		218	4.0
Show		12495-1709	RST3810	AB	56	0.3	39
Show		12495-1709	RST3810	AB,C	253	4.5	39
Show		12457-1734	FEN 17		90	4.6	42
Show		12459-1807	RST2813		121	1.0	44
Show		12505-1835	HU 136		130	1.1	58
Show		12503-1837	GWP1864		213	61.4	58
Show		12529-1732	UC 2421		257	19.7	65
Show		12465-1645	GWP1855		155	75.7	67
Show		12450-1834	GWP1852		325	28.3	70
Show		12533-1724	GWP1873		107	27.7	73
Show		12537-1718	LDS 424		345	4.3	79
Show		12467-1901	B 2540		75	0.2	81
Show		12540-1802	S 643		295	23.5	81
Show		12533-1831	RST2821		336	1.7	82
Show		12529-1643	UC 2420		173	6.9	89
Show		12542-1835	UC 2426		193	19.5	96
Show		12515-1920	J 1584		275	11.2	104
Show		12440-1615	TSN 163		85	0.3	112
Show		12421-1634	GWP1848		46	73.7	116
Show		12566-1709	HJ 2624		230	28.3	121
Show		12514-1551	GWP1867		83	90.5	122
Show		12485-1543	WSI 74	Aa,Ab	153	0.1	122
Show		12485-1543	HDS1795	AB	63	2.7	122
Show		12404-1705	CVR 129		173	26.0	123
Show		12399-1811	RST2808		16	3.0	126
Show		12490-1539	RST3809		16	0.3	127
Show		12517-1534	GWP1868		224	109.2	139
Show		12509-1528	GWP1865		206	27.8	142
Show		12584-1740	UC 2441		148	38.9	142
Show		12385-1742	TDS8467		75	0.6	144
Show		12545-1942	UC 2429		351	8.2	145
Show		12406-1917	WSP 83	AB	179	4.9	146
Show		12406-1917	WSP 83	AC	179	13.4	146
Show		12406-1917	WSP 83	AD	61	19.1	146
Show		12406-1917	WSP 83	AE	282	20.0	146
Show		12406-1917	WSP 83	AF	42	21.8	146
Show		12489-2013	B 2301		109	0.7	149
Show		12386-1832	HU 468	AB	313	1.4	149
Show		12462-2010	SLW 771		108	64.0	149
Show		12434-1955	UC 2391		268	20.4	149
Show		12558-1940	GWP1879		310	66.1	156
Show		12578-1907	NSN 103		341	1.5	156
Show		12544-1528	GWP1875		28	93.8	162
Show		12505-1505	KPP 278		96	3.6	163
Show		12526-1514	GWP1871		42	13.3	163
Show		12373-1703	LDS 414	AB	212	78.8	166
Show		12373-1703	LDS 414	Ba,Bb	36	0.9	166
Show		12368-1812	UC 2372		192	9.9	170
Show		12392-1541	UC 2378		40	37.7	183
Show		12509-1444	RST3812		55	1.6	184

WDS 12485-1746 : COMPONENTS

	A
B	pa=216.2° sep=3.89"

12485-1746 A

Componente originario normalizzato	AB		Coord arcsec 2000	124830.09-174503.3		Mag	10.3		PmRA	30.00
PmDE	26.0

12485-1746 B

Componente originario normalizzato	AB		Coord arcsec 2000	124829.93-174506.4		Mag	10.8		PmRA	-45.00
PmDE	-90.0		Calc delta mag	0.5		Calc coord	yes