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Doubles in session


Current system
20415+2149
GRV 368


Nearby doubles
15' : 20406+2156
A 2795

19' : 20411+2133
HJ 922

25' : 20407+2128
COU 127

27' : 20433+2201
TDT2495

28' : 20397+2141
STF2710

29' : 20396+2143
STF2709

38' : 20442+2154
OSO 132

42' : 20423+2109
BRT2480

50' : 20445+2123
BRT2483

51' : 20444+2119
A 171

53' : 20406+2059
TDT2465

57' : 20382+2224
HJ 1550

59' : 20373+2157
MCT 11

63' : 20383+2106
TDT2441

68' : 20419+2043
BU 673AB

70' : 20418+2259
HO 595

71' : 20461+2222
J 514

73' : 20440+2253
GRV 374

73' : 20403+2040
TDT2461

73' : 20402+2039
SCA 173

74' : 20433+2300
HJ 1565

75' : 20364+2213
J 1178

75' : 20448+2051
A 172

76' : 20374+2239
KPP4207

77' : 20381+2050
COU 328

82' : 20425+2310
LDS6416



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20415+2149 GRV 368

 
 
20h 41m 31.97s +21° 49' 48.3" P.A. 30.00 sep 78.3 mag 13.50,14.00
 
 
Coord 2000 20415+2149 Discov num GRV 368 Comp Coord arcsec 2000 20 41 31.97 +21 49 48.3
Date first 1997 Date last 2015 Obs 8
Pa first 30 Pa last 30.1 P.A. Now (θ) 30.1°
Sep first 78.4 Sep last 78.315 Sep. Now (ρ) 78.315"
Mag pri 13.50 Mag sec 14.00 delta mag (ΔM) 0.5 Spectral class
Pri motion ra -009 Sec motion ra -010
Pri motion dec -011 Sec motion dec -012
Notes
rPM=0.091 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Gaia DR2 1818087011049202944
 
 
WDS 20415+2149 GRV 368 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Grv2004 Eu - Greaves, J. 2004MNRAS.355..585G
Grv2004 MNRAS 355, 585, 2004
Grv2005a Es - Greaves, J. ...................
Grv2005a +C Webb Soc., Double Star Circ. 13, 2005 (GRV 973 - 1147)
Grv2005a (Note: RA for all WDS designations inadvertently truncated to integer minute)
Grv2005b Pa - Greaves, J. ...................
Grv2005b private communication
Grv2005c C - Greaves, J. 2005JDSO....1...41G
Grv2005c JDSO 1, 41, 2005
Grv2006 - Greaves, J. ...................
Grv2006 private communication, 2006
Grv2006 (measures done using LSPM-north, see Vizier On-line Data Catalog I/298;
Grv2006 Lepine & Shara 2005)
Grv2006b Es - Greaves, J. ...................
Grv2006b private Communication, 2006
Grv2006b (Reduction of SDSS data. Calculated position is to J2000, but actual observation
Grv2006b epoch is unknown and proper motion may or may not have been applied.)
Grv2006c Ey - Greaves, J. ...................
Grv2006c private Communication, 2006
Grv2006c (Reduction of SPM3.3 data. Calculated position is to 1991.25, but actual
Grv2006c observation epoch is unknown and proper motion may or may not have been applied.)
Grv2008 Es - Greaves, J. ...................
Grv2008 Webb Soc., Double Star Circ. 16, 2008
Grv2011 C - Greaves, J. ...................
Grv2011 Webb Soc., Double Star Circ. 19, 2011
Grv2011 These carry a discovery designation of SPM and come from the SPM4 Catalog 2011AJ....142...15G
Grv2019a Hg u Greaves, J. 2019JDSO...15...59G
Grv2019a JDSO 15, 59, 2019
Grv2019b Hg u Greaves, J. 2019JDSO...15...77G
Grv2019b JDSO 15, 59, 2019
Grv2019c Hg u Greaves, J. ...................
Grv2019c private communication, 2019 (17 April 2019 email)
Grv2019d Hg - Greaves, J. .
Grv2019d private communication, 2019 (4 Nov 2019 email)
Grv2020a not - Greaves, J. .
Grv2020a private communication, 2020 (14 Mar 2020 email)
Grv2020b Hg j Greaves, J. .
Grv2020b Webb Soc., Double Star Circ. 28, 23, 2020
Grv2020c Hg j Greaves, J. .
Grv2020c Webb Soc., Double Star Circ. 28, 35, 2020
Grv2020d Hg j Greaves, J. .
Grv2020d Webb Soc., Double Star Circ. 28, 39, 2020
Grv2020e Hg u Greaves, J. 2020JDSO...16..317G
Grv2020e JDSO 16, 317, 2020
Grv2020f Hg Greaves, J. 2020JDSO...16..362G
Grv2020f JDSO 16, 362, 2020
Grv2020g Hg - Greaves, J. .
Grv2020g private communication, 2020 (29 Nov 2020 email)
Grv2020h Hg - Greaves, J. .
Grv2020h private communication, 2020 (10 Dec 2020 email)
Grv2020i Hg - Greaves, J. .
Grv2020i private communication, 2020 (12 Dec 2020 email)
Grv2020j Hg - Greaves, J. .
Grv2020j private communication, 2020 (21 Dec 2020 email)
Grv2021a not - Greaves, J. .
Grv2021a private communication, 2021 (18 Feb 2021 email)
Grv2021b not - Greaves, J. .
Grv2021b private communication, 2021 (23 Feb 2021 email)
Grv2021c Hg+ - Greaves, J., Rica Romero, F.M. & Otero, S. 2021JDSO...17..137G
Grv2021c +orb JDSO 17, 137, 2021
Grv2021d Hg - Greaves, J. .
Grv2021d private communication, 2021 (23 Aug 2021 email)
Grv2021e Hg - Greaves, J. .
Grv2021e private communication, 2021 (24 Aug 2021 email)
Grv2022 Hg j Greaves, J. .
Grv2022 Webb Soc., Double Star Circ. 30, 27, 2022
Grv2023a Hg - Greaves, J. .
Grv2023a private communication, 2023 (15 Feb 2023 email)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20415+2149 GRV 368 2000 2 30 78.4 13.50 14.00 D 204131.97+214948.3
20415+2149 GRV 368 2001 3 30 78.4 13.50 14.00 D 204131.97+214948.3
20415+2149 GRV 368 2010 3 30 78.3 13.50 14.00 204131.97+214948.3
20415+2149 GRV 368 2015 4 30 78.3 13.50 14.00 204131.97+214948.3

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

 
 
WDS 20415+2149 GRV 368 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20415+2149 GRV 368 : MEASURES
 
 
No records found.

 
 
WDS 20415+2149 : VIRTUAL EYEPIECE
 
 

20415+2149 GRV 368A mag 13.5 20415+2149 GRV 368B sep 76.9 P.A. 28.30 mag 14 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20415+2149 : ALADIN DSS IMAGE @ 20h 41m 31.97s +21° 49' 48.3"
 
 
 
 
WDS 20415+2149 GRV 368 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20415+2149 GRV 368 distance=0' 20406+2156 A 2795 distance=15' 20411+2133 HJ 922 distance=19' 20407+2128 COU 127 distance=25' 20433+2201 TDT2495 distance=27' 20397+2141 STF2710 distance=28' 20396+2143 STF2709 distance=29' 20442+2154 OSO 132 distance=38' 20423+2109 BRT2480 distance=42' 20445+2123 BRT2483 distance=50' 20444+2119 A 171 distance=51' 20406+2059 TDT2465 distance=53' 20382+2224 HJ 1550 distance=57' 20373+2157 MCT 11 distance=59' 20383+2106 TDT2441 distance=63' 20419+2043 BU 673AB distance=68' 20419+2043 BU 673AC distance=68' 20418+2259 HO 595 distance=70' 20461+2222 J 514 distance=71' 20440+2253 GRV 374 distance=73' 20403+2040 TDT2461 distance=73' 20402+2039 SCA 173 distance=73' 20433+2300 HJ 1565 distance=74' 20364+2213 J 1178 distance=75' 20448+2051 A 172 distance=75' 20374+2239 KPP4207 distance=76' 20381+2050 COU 328 distance=77' 20425+2310 LDS6416 distance=82' 20440+2306 BRT2482 distance=84' 20463+2242 TDT2531 distance=85' 20449+2041 J 1179 distance=85' 20412+2023 COU 423 distance=87' 20418+2317 BKO 841 distance=88' 20420+2317 POU4884AB distance=88' 20420+2317 POU4885AC distance=88' 20420+2317 BKO 842AD distance=88' 20420+2317 BKO 842AE distance=88' 20415+2317 BKO 838 distance=88' 20415+2318 BKO 837 distance=89' 20417+2318 BKO 839 distance=89' 20447+2032 BRT2484 distance=90' 20421+2319 BKO 843AB distance=90' 20421+2319 BKO 843AC distance=90' 20355+2225 STJ 39 distance=92' 20418+2321 BKO 840 distance=92' 20411+2321 BKO 836BC distance=92' 20411+2321 POU4864AB distance=92' 20434+2318 POU4919 distance=93' 20411+2322 BKO 835 distance=93' 20412+2322 POU4866 distance=93' 20392+2317 POU4800 distance=94' grafico limitrofi
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 20415+2149 GRV 368 30 78.3
Show 20406+2156 A 2795 240 0.2 15
Show 20411+2133 HJ 922 313 7.7 19
Show 20407+2128 COU 127 48 6.1 25
Show 20433+2201 TDT2495 124 0.9 27
Show 20397+2141 STF2710 163 19.0 28
Show 20396+2143 STF2709 295 10.2 29
Show 20442+2154 OSO 132 320 10.4 38
Show 20423+2109 BRT2480 232 4.7 42
Show 20445+2123 BRT2483 307 3.6 50
Show 20444+2119 A 171 325 5.4 51
Show 20406+2059 TDT2465 30 1.1 53
Show 20382+2224 HJ 1550 223 7.9 57
Show 20373+2157 MCT 11 121 51.8 59
Show 20383+2106 TDT2441 89 0.6 63
Show 20419+2043 BU 673 AB 292 3.9 68
Show 20419+2043 BU 673 AC 163 102.6 68
Show 20418+2259 HO 595 112 17.8 70
Show 20461+2222 J 514 148 2.6 71
Show 20440+2253 GRV 374 173 45.0 73
Show 20403+2040 TDT2461 356 0.5 73
Show 20402+2039 SCA 173 170 1.5 73
Show 20433+2300 HJ 1565 67 16.9 74
Show 20364+2213 J 1178 328 3.9 75
Show 20448+2051 A 172 219 2.9 75
Show 20374+2239 KPP4207 116 2.7 76
Show 20381+2050 COU 328 155 1.0 77
Show 20425+2310 LDS6416 258 10.9 82
Show 20440+2306 BRT2482 248 4.1 84
Show 20463+2242 TDT2531 298 0.5 85
Show 20449+2041 J 1179 143 4.0 85
Show 20412+2023 COU 423 162 0.4 87
Show 20418+2317 BKO 841 264 9.7 88
Show 20420+2317 POU4884 AB 287 6.5 88
Show 20420+2317 POU4885 AC 227 20.1 88
Show 20420+2317 BKO 842 AD 12 14.8 88
Show 20420+2317 BKO 842 AE 96 21.8 88
Show 20415+2317 BKO 838 33 8.6 88
Show 20415+2318 BKO 837 241 10.8 89
Show 20417+2318 BKO 839 346 8.3 89
Show 20447+2032 BRT2484 5 2.9 90
Show 20421+2319 BKO 843 AB 299 4.9 90
Show 20421+2319 BKO 843 AC 346 9.5 90
Show 20355+2225 STJ 39 246 1.2 92
Show 20418+2321 BKO 840 75 7.7 92
Show 20411+2321 BKO 836 BC 299 10.4 92
Show 20411+2321 POU4864 AB 213 13.5 92
Show 20434+2318 POU4919 105 6.6 93
Show 20411+2322 BKO 835 212 7.5 93
Show 20412+2322 POU4866 38 10.0 93
Show 20392+2317 POU4800 144 23.3 94

 
 
WDS 20415+2149 : COMPONENTS
 
 
  A
B pa=28.3°
sep=76.94"
 
 
20415+2149 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204131.97+214948.3 Mag 13.5 PmRA -9.00
PmDE -11.0
 
 
20415+2149 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204134.59+215056.1 Mag 14 PmRA -10.00
PmDE -12.0 Calc delta mag 0.5 Calc coord yes