20178+1440 CHE 282

20^h 17^m 48.59^s +14° 40' 02.2" P.A. 134.00 sep 15.2 mag 11.04,13.10

Coord 2000	20178+1440	Discov num	CHE 282	Comp		Coord arcsec 2000	20 17 48.59 +14 40 02.2
Date first	1910	Date last	2015	Obs	11
Pa first	132	Pa last	134.1	P.A. Now (θ)	134.1°
Sep first	14.3	Sep last	15.151	Sep. Now (ρ)	15.151"
Mag pri	11.04	Mag sec	13.10	delta mag (ΔM)	2.06	Spectral class
Pri motion ra	+002	Sec motion ra	+073
Pri motion dec	+003	Sec motion dec	-046
Notes

rPM=1

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Delphinus

Tycho2

1085-00031-1

Gaia DR2

1805211278913694080

355417

WDS 20178+1440 CHE 282 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Che1908	Pa -	Chevalier, Stanislas	.
Che1908		Shanghai Obs. Zo-Se 4, 60, 1908 (corrections described in Bko2011c and Hrt2012b)
Che1909	Pa -	Chevalier, Stanislas	.
Che1909		Shanghai Obs. Zo-Se 5, 86, 1909 (corrections are described in Hrt2012b)
Che1910	Ma j	Chevalier, Stanislas & Tsang Ziang-seng	.
Che1910	+Pa	Shanghai Obs. Zo-Se 6, O5, 1910 (corrections are described in Hrt2012b)
Che1911	Ma -	Chevalier, Stanislas	.
Che1911	+Pa	Shanghai Obs. Zo-Se 7, B1, 1911 (corrections are described in Hrt2012b)
Che1925	Pa -	Chevalier, Stanislas	1925JO......8...65G
Che1925		J. Obs. 8, 65, 1925

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20178+1440	CHE 282		2002	3	126	17.0	8.76	10.25			201748.52+144000.6
20178+1440	CHE 282		2008	4	134	15.1	8.76	10.25			201748.52+144000.6
20178+1440	CHE 282		2015	7	134	15.2	11.04	13.10			201748.59+144002.2

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

WDS 20178+1440 CHE 282 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20178+1440 CHE 282 : MEASURES

No records found.

WDS 20178+1440 : VIRTUAL EYEPIECE

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WDS 20178+1440 : ALADIN DSS IMAGE @ 20^h 17^m 48.59^s +14° 40' 02.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20178+1440 CHE 282 : 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		20178+1440	CHE 282		134	15.2
Show		20175+1444	CHE 277		346	4.0	6
Show		20173+1443	CHE 275		332	30.4	8
Show		20177+1429	BPM2092		318	79.2	11
Show		20172+1446	BPM2088		343	73.4	11
Show		20174+1430	BPM2089		200	85.8	12
Show		20171+1434	BPMA244		112	297.6	13
Show		20186+1444	CHE 296		23	28.2	14
Show		20181+1452	BPM2096		2	45.2	14
Show		20188+1442	CHE 300		319	40.2	15
Show		20190+1447	GWP2937		61	7.5	19
Show		20166+1431	BPM2085		221	113.9	19
Show		20180+1501	CHE 287		134	27.4	21
Show		20178+1417	BPM2094	BC	233	66.9	23
Show		20177+1503	CHE 279		181	6.8	23
Show		20178+1417	BPM2093	AB	68	116.6	23
Show		20190+1456	CHE 303		260	21.5	24
Show		20182+1504	BPM2097		355	46.9	25
Show		20177+1504	BPM2091		71	77.9	25
Show		20167+1459	BPM2086		286	62.5	26
Show		20179+1508	A 1669		247	3.1	29
Show		20169+1506	CHE 268	BC	354	28.4	29
Show		20169+1506	CHE 268	AB	213	10.2	29
Show		20169+1506	ABH 136	AD	281	39.7	29
Show		20169+1506	ABH 136	AE	231	74.0	29
Show		20169+1506	ABH 136	AF	217	52.4	29
Show		20169+1506	ABH 136	AG	212	51.0	29
Show		20169+1506	ABH 136	AH	190	55.4	29
Show		20169+1506	ABH 136	AI	181	67.9	29
Show		20169+1506	ABH 136	AJ	57	93.0	29
Show		20169+1506	ABH 136	AK	65	103.2	29
Show		20169+1506	ABH 136	AL	64	125.3	29
Show		20169+1506	CHE 268	AC	337	21.4	29
Show		20194+1422	A 1672	BC	59	0.1	29
Show		20194+1422	STF2665	A,BC	12	3.3	29
Show		20164+1500	CHE 262		245	19.7	29
Show		20183+1508	BPM2098		80	119.1	29
Show		20183+1509	CHE 294	AB	358	16.0	30
Show		20183+1509	CHE 294	AC	238	13.9	30
Show		20182+1511	A 1670		216	0.4	32
Show		20159+1457	BKO 554		145	5.8	33
Show		20157+1453	CHE 250		145	20.7	33
Show		20158+1455	CHE 251		61	28.0	33
Show		20196+1502	BPM2112		85	109.1	35
Show		20155+1452	CHE 245	AB	286	17.9	35
Show		20155+1452	BKO 545	AC	1	6.7	35
Show		20157+1457	BKO 550		301	3.8	35
Show		20194+1507	BPM2110		256	78.9	36
Show		20162+1504	CHE 259		138	16.5	36
Show		20162+1507	CHE 258		230	16.0	36
Show		20172+1515	CHE 274	AB	148	27.5	36

WDS 20178+1440 : COMPONENTS

	A
B	pa=135.0° sep=14.90"

20178+1440 A

Componente originario normalizzato	AB		Coord arcsec 2000	201748.59+144002.2		Mag	11.04		PmRA	2.00
PmDE	3.0		Tycho2	1085-00031-1		HD	355417

Tycho2

Tycho2	1085-00031-1	Pflag		RAmdeg	304.45247264	DEmdeg	14.66729548
PmRA	-1.6	PmDE	2.4	E RAmdeg	55	E DEmdeg	55
E pmRA	2.0	E pmDE	1.9	EpRAm	1981.21	EpDEm	1980.36
Num	3	Q RAmdeg	0.5	Q DEmdeg	0.5	Q pmRA	0.4
Q pmDE	0.5	BTmag	11.984	E BTmag	0.124	VTmag	11.042
E VTmag	0.084	Prox	999	TYC	T	HIP
CCDM		RAdeg	304.45247667	DEdeg	14.66729000	EpRA 1990	1.48
EpDE 1990	1.47	E RAdeg	58.8	E DEdeg	58.6	Posflg
Corr	-0.1

20178+1440 B

Componente originario normalizzato	AB		Coord arcsec 2000	201749.32+143951.7		Mag	13.1		PmRA	73.00
PmDE	-46.0		Calc delta mag	2.06		Calc coord	yes