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Doubles in session


Current system
11560+2757
GRV 844


Nearby doubles
29' : 11569+2732
CVR 635

29' : 11575+2818
TDS8142

41' : 11579+2724
A 561

43' : 11532+2818
AZC 72

49' : 11588+2828
CVR 637

60' : 11571+2855
TDS8136

69' : 11561+2906
TDS8122

69' : 11578+2902
KPP1949

72' : 12003+2714
TDS8158

72' : 11506+2807
UC 2217

79' : 11518+2703
CBL 360

86' : 11591+2643
TDS8150

86' : 11590+2642
UC 2243

90' : 11587+2636
TDS8145

92' : 12007+2905
TDS8162

96' : 11507+2902
CVR1387

98' : 11537+2626
HDS1677

98' : 11506+2904
LDS4149AB

101' : 12028+2841
HJ 514

103' : 11571+2939
SKF2580

108' : 12018+2643
GRV 848

109' : 12029+2700
HJ 515

115' : 12033+2902
LDS1275AB

121' : 11504+2626
LDS 927

124' : 12008+2612
CBL 367

125' : 12054+2803
TDS8221



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.

11560+2757 GRV 844

 
 
11h 56m 00.55s +27° 57' 35.1" P.A. 331.00 sep 71.0 mag 12.21,13.10
 
 
Coord 2000 11560+2757 Discov num GRV 844 Comp Coord arcsec 2000 11 56 00.55 +27 57 35.1
Date first 1901 Date last 2016 Obs 11
Pa first 330 Pa last 330.5 P.A. Now (θ) 330.5°
Sep first 70.6 Sep last 71.031 Sep. Now (ρ) 71.031"
Mag pri 12.21 Mag sec 13.10 delta mag (ΔM) 0.89 Spectral class
Pri motion ra +022 Sec motion ra +018
Pri motion dec -020 Sec motion dec -018
Notes
rPM=0.15 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Leo Tycho2 1987-00773-1 Gaia DR2 4007549669395561344
 
 
WDS 11560+2757 GRV 844 : 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
11560+2757 GRV 844 2000 3 331 71.0 11.90 12.70 D 115600.55+275735.1
11560+2757 GRV 844 2001 4 331 71.0 11.90 12.70 D 115600.55+275735.1
11560+2757 GRV 844 2010 4 331 71.0 12.21 13.10 115600.55+275735.1
11560+2757 GRV 844 2015 5 331 71.0 12.21 13.10 115600.55+275735.1
11560+2757 GRV 844 2016 11 331 71.0 12.21 13.10 115600.55+275735.1

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

 
 
WDS 11560+2757 GRV 844 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11560+2757 GRV 844 : MEASURES
 
 
No records found.

 
 
WDS 11560+2757 : VIRTUAL EYEPIECE
 
 

11560+2757 GRV 844A mag 12.21 11560+2757 GRV 844B sep 69.1 P.A. 333.40 mag 13.1 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 11560+2757 : ALADIN DSS IMAGE @ 11h 56m 00.55s +27° 57' 35.1"
 
 
 
 
WDS 11560+2757 GRV 844 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11560+2757 GRV 844 distance=0' 11569+2732 CVR 635 distance=29' 11575+2818 TDS8142 distance=29' 11579+2724 A 561 distance=41' 11532+2818 AZC 72 distance=43' 11588+2828 CVR 637 distance=49' 11571+2855 TDS8136 distance=60' 11561+2906 TDS8122 distance=69' 11578+2902 KPP1949 distance=69' 12003+2714 TDS8158 distance=72' 11506+2807 UC 2217 distance=72' 11518+2703 CBL 360 distance=79' 11591+2643 TDS8150 distance=86' 11590+2642 UC 2243 distance=86' 11587+2636 TDS8145 distance=90' 12007+2905 TDS8162 distance=92' 11507+2902 CVR1387 distance=96' 11537+2626 HDS1677 distance=98' 11506+2904 LDS4149AB distance=98' 11506+2904 RAO 578Aa,Ab distance=98' 12028+2841 HJ 514 distance=101' 11571+2939 SKF2580 distance=103' 12018+2643 GRV 848 distance=108' 12029+2700 HJ 515 distance=109' 12033+2902 LDS1275AB distance=115' 12033+2902 LDS1275AC distance=115' 11504+2626 LDS 927 distance=121' 12008+2612 CBL 367 distance=124' 12054+2803 TDS8221 distance=125' 12001+2602 HJ 513 distance=128' 12046+2651 SKF2539 distance=133' 11470+2701 HDS1663 distance=133' 11509+2557 TDS8067 distance=139' 12062+2726 SDK 11 distance=140' 11460+2843 SKF 178 distance=140' 11548+2532 CVR 633 distance=146' 12070+2739 CVR1406 distance=147' 11448+2826 ES 435AB distance=151' 11448+2826 SIN 66AC distance=151' 12052+2928 SDK 9 distance=151' 12073+2732 TDS8229 distance=153' 11509+3018 SLW 660 distance=156' 12079+2808 LDS1277 distance=158' 12059+2628 HDS1707AB distance=160' 12059+2628 HDS1707Ba,Bb distance=160' 12062+2924 COU 593 distance=160' 11527+2521 SLE 892 distance=163' 11505+2532 SLN 22 distance=164' 11504+3024 SKF2381 distance=164' 12076+2902 SLW 685 distance=166' 12033+2543 LDS4171 distance=168' 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 11560+2757 GRV 844 331 71.0
Show 11569+2732 CVR 635 44 18.0 29
Show 11575+2818 TDS8142 296 0.6 29
Show 11579+2724 A 561 9 2.2 41
Show 11532+2818 AZC 72 233 12.9 43
Show 11588+2828 CVR 637 114 10.1 49
Show 11571+2855 TDS8136 310 3.8 60
Show 11561+2906 TDS8122 110 0.5 69
Show 11578+2902 KPP1949 202 15.7 69
Show 12003+2714 TDS8158 180 2.0 72
Show 11506+2807 UC 2217 47 8.0 72
Show 11518+2703 CBL 360 212 20.6 79
Show 11591+2643 TDS8150 281 0.7 86
Show 11590+2642 UC 2243 169 44.4 86
Show 11587+2636 TDS8145 274 0.6 90
Show 12007+2905 TDS8162 12 0.5 92
Show 11507+2902 CVR1387 226 4.9 96
Show 11537+2626 HDS1677 60 0.4 98
Show 11506+2904 LDS4149 AB 38 4.5 98
Show 11506+2904 RAO 578 Aa,Ab 357 0.5 98
Show 12028+2841 HJ 514 86 20.9 101
Show 11571+2939 SKF2580 283 5.1 103
Show 12018+2643 GRV 848 215 26.5 108
Show 12029+2700 HJ 515 152 35.4 109
Show 12033+2902 LDS1275 AB 4 2.4 115
Show 12033+2902 LDS1275 AC 299 34.5 115
Show 11504+2626 LDS 927 294 14.0 121
Show 12008+2612 CBL 367 251 21.8 124
Show 12054+2803 TDS8221 229 2.2 125
Show 12001+2602 HJ 513 253 21.4 128
Show 12046+2651 SKF2539 8 82.2 133
Show 11470+2701 HDS1663 192 0.1 133
Show 11509+2557 TDS8067 57 1.8 139
Show 12062+2726 SDK 11 15 5.0 140
Show 11460+2843 SKF 178 201 2.0 140
Show 11548+2532 CVR 633 142 29.3 146
Show 12070+2739 CVR1406 310 5.0 147
Show 11448+2826 ES 435 AB 347 7.2 151
Show 11448+2826 SIN 66 AC 273 152.4 151
Show 12052+2928 SDK 9 129 4.0 151
Show 12073+2732 TDS8229 279 0.5 153
Show 11509+3018 SLW 660 245 28.3 156
Show 12079+2808 LDS1277 77 3.8 158
Show 12059+2628 HDS1707 AB 107 0.2 160
Show 12059+2628 HDS1707 Ba,Bb 135 0.1 160
Show 12062+2924 COU 593 120 0.2 160
Show 11527+2521 SLE 892 8 3.8 163
Show 11505+2532 SLN 22 129 6.4 164
Show 11504+3024 SKF2381 332 1.1 164
Show 12076+2902 SLW 685 142 127.7 166
Show 12033+2543 LDS4171 284 2.5 168

 
 
WDS 11560+2757 : COMPONENTS
 
 
  A
B pa=333.4°
sep=69.11"
 
 
11560+2757 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 115600.55+275735.1 Mag 12.21 PmRA 22.00
PmDE -20.0 Tycho2 1987-00773-1
Tycho2
Tycho2 1987-00773-1 Pflag RAmdeg 179.00224095 DEmdeg 27.95973553
PmRA 21.1 PmDE -20.2 E RAmdeg 75 E DEmdeg 97
E pmRA 2.3 E pmDE 2.4 EpRAm 1978.22 EpDEm 1967.19
Num 4 Q RAmdeg 1.9 Q DEmdeg 0.9 Q pmRA 1.9
Q pmDE 0.9 BTmag 12.762 E BTmag 0.219 VTmag 12.741
E VTmag 0.228 Prox 999 TYC HIP
CCDM RAdeg 179.00218722 DEdeg 27.95978111 EpRA 1990 1.84
EpDE 1990 1.87 E RAdeg 80.6 E DEdeg 114.4 Posflg
Corr 0.1
 
 
11560+2757 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 115558.22+275836.9 Mag 13.1 PmRA 18.00
PmDE -18.0 Calc delta mag 0.89 Calc coord yes