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Doubles in session


Current system
12018+2643
GRV 848


Nearby doubles
22' : 12029+2700
HJ 515

36' : 12008+2612
CBL 367

38' : 11591+2643
TDS8150

38' : 12003+2714
TDS8158

38' : 12046+2651
SKF2539

39' : 11590+2642
UC 2243

44' : 11587+2636
TDS8145

48' : 12001+2602
HJ 513

57' : 12059+2628
HDS1707AB

65' : 12033+2543
LDS4171

68' : 11579+2724
A 561

72' : 12062+2726
SDK 11

82' : 11569+2732
CVR 635

88' : 12073+2732
TDS8229

88' : 12070+2739
CVR1406

88' : 12084+2638
LDS1279

92' : 12054+2803
TDS8221

101' : 12037+2506
A 681

108' : 11560+2757
GRV 844

112' : 11575+2818
TDS8142

112' : 11537+2626
HDS1677

113' : 11588+2828
CVR 637

115' : 12028+2450
HDS1693

116' : 12079+2808
LDS1277

116' : 12080+2522
GRV 851

119' : 12028+2841
HJ 514



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.

12018+2643 GRV 848

 
 
12h 01m 52.47s +26° 43' 41.2" P.A. 215.00 sep 26.5 mag 12.16,12.92
 
 
Coord 2000 12018+2643 Discov num GRV 848 Comp Coord arcsec 2000 12 01 52.47 +26 43 41.2
Date first 1901 Date last 2017 Obs 14
Pa first 215 Pa last 215.1 P.A. Now (θ) 215.1°
Sep first 26.3 Sep last 26.455 Sep. Now (ρ) 26.455"
Mag pri 12.16 Mag sec 12.92 delta mag (ΔM) 0.76 Spectral class
Pri motion ra -095 Sec motion ra -095
Pri motion dec -019 Sec motion dec -019
Notes V (Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Coma Berenices Tycho2 1988-00479-1 Gaia DR2 4006437990124835712
 
 
WDS 12018+2643 GRV 848 : 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
12018+2643 GRV 848 2006 4 215 26.8 11.80 12.60 D 120152.47+264341.2
12018+2643 GRV 848 2010 5 215 26.4 12.16 12.92 120152.47+264341.2
12018+2643 GRV 848 2017 6 216 26.5 12.16 12.92 120152.47+264341.2

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

 
 
WDS 12018+2643 GRV 848 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12018+2643 GRV 848 : MEASURES
 
 
No records found.

 
 
WDS 12018+2643 : VIRTUAL EYEPIECE
 
 

12018+2643 GRV 848A mag 12.16 12018+2643 GRV 848B sep 25.6 P.A. 212.10 mag 12.92 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 12018+2643 : ALADIN DSS IMAGE @ 12h 01m 52.47s +26° 43' 41.2"
 
 
 
 
WDS 12018+2643 GRV 848 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12018+2643 GRV 848 distance=0' 12029+2700 HJ 515 distance=22' 12008+2612 CBL 367 distance=36' 11591+2643 TDS8150 distance=38' 12003+2714 TDS8158 distance=38' 12046+2651 SKF2539 distance=38' 11590+2642 UC 2243 distance=39' 11587+2636 TDS8145 distance=44' 12001+2602 HJ 513 distance=48' 12059+2628 HDS1707AB distance=57' 12059+2628 HDS1707Ba,Bb distance=57' 12033+2543 LDS4171 distance=65' 11579+2724 A 561 distance=68' 12062+2726 SDK 11 distance=72' 11569+2732 CVR 635 distance=82' 12073+2732 TDS8229 distance=88' 12070+2739 CVR1406 distance=88' 12084+2638 LDS1279 distance=88' 12054+2803 TDS8221 distance=92' 12037+2506 A 681 distance=101' 11560+2757 GRV 844 distance=108' 11575+2818 TDS8142 distance=112' 11537+2626 HDS1677 distance=112' 11588+2828 CVR 637 distance=113' 12028+2450 HDS1693 distance=115' 12079+2808 LDS1277 distance=116' 12080+2522 GRV 851 distance=116' 12028+2841 HJ 514 distance=119' 11579+2458 A 680 distance=119' 11548+2532 CVR 633 distance=120' 11571+2444 GRV 845 distance=136' 12117+2724 LDS1283 distance=136' 11518+2703 CBL 360 distance=137' 12033+2902 LDS1275AB distance=139' 12033+2902 LDS1275AC distance=139' 12097+2818 CLZ 54 distance=141' 12007+2905 TDS8162 distance=143' 11571+2855 TDS8136 distance=146' 12127+2618 UC 2293 distance=148' 11527+2521 SLE 892 distance=149' 11578+2902 KPP1949 distance=149' 11532+2818 AZC 72 distance=149' 11509+2557 TDS8067 distance=155' 12096+2448 CBL 593 distance=156' 11504+2626 LDS 927 distance=157' 12076+2902 SLW 685 distance=158' 11597+2407 UC 2247 distance=160' 12042+2407 A 682 distance=160' 11541+2441 HJ 512AB distance=162' 11541+2441 HJ 512AC distance=162' 12022+2403 SLW 678 distance=162' 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 12018+2643 GRV 848 215 26.5
Show 12029+2700 HJ 515 152 35.4 22
Show 12008+2612 CBL 367 251 21.8 36
Show 11591+2643 TDS8150 281 0.7 38
Show 12003+2714 TDS8158 180 2.0 38
Show 12046+2651 SKF2539 8 82.2 38
Show 11590+2642 UC 2243 169 44.4 39
Show 11587+2636 TDS8145 274 0.6 44
Show 12001+2602 HJ 513 253 21.4 48
Show 12059+2628 HDS1707 AB 107 0.2 57
Show 12059+2628 HDS1707 Ba,Bb 135 0.1 57
Show 12033+2543 LDS4171 284 2.5 65
Show 11579+2724 A 561 9 2.2 68
Show 12062+2726 SDK 11 15 5.0 72
Show 11569+2732 CVR 635 44 18.0 82
Show 12073+2732 TDS8229 279 0.5 88
Show 12070+2739 CVR1406 310 5.0 88
Show 12084+2638 LDS1279 217 4.2 88
Show 12054+2803 TDS8221 229 2.2 92
Show 12037+2506 A 681 23 0.3 101
Show 11560+2757 GRV 844 331 71.0 108
Show 11575+2818 TDS8142 296 0.6 112
Show 11537+2626 HDS1677 60 0.4 112
Show 11588+2828 CVR 637 114 10.1 113
Show 12028+2450 HDS1693 175 0.3 115
Show 12079+2808 LDS1277 77 3.8 116
Show 12080+2522 GRV 851 251 27.1 116
Show 12028+2841 HJ 514 86 20.9 119
Show 11579+2458 A 680 322 0.5 119
Show 11548+2532 CVR 633 142 29.3 120
Show 11571+2444 GRV 845 149 43.4 136
Show 12117+2724 LDS1283 224 2.2 136
Show 11518+2703 CBL 360 212 20.6 137
Show 12033+2902 LDS1275 AB 4 2.4 139
Show 12033+2902 LDS1275 AC 299 34.5 139
Show 12097+2818 CLZ 54 194 13.5 141
Show 12007+2905 TDS8162 12 0.5 143
Show 11571+2855 TDS8136 310 3.8 146
Show 12127+2618 UC 2293 343 16.9 148
Show 11527+2521 SLE 892 8 3.8 149
Show 11578+2902 KPP1949 202 15.7 149
Show 11532+2818 AZC 72 233 12.9 149
Show 11509+2557 TDS8067 57 1.8 155
Show 12096+2448 CBL 593 125 7.2 156
Show 11504+2626 LDS 927 294 14.0 157
Show 12076+2902 SLW 685 142 127.7 158
Show 11597+2407 UC 2247 64 32.1 160
Show 12042+2407 A 682 179 0.2 160
Show 11541+2441 HJ 512 AB 151 25.5 162
Show 11541+2441 HJ 512 AC 339 23.3 162
Show 12022+2403 SLW 678 228 10.4 162

 
 
WDS 12018+2643 : COMPONENTS
 
 
  A
B pa=212.1°
sep=25.56"
 
 
12018+2643 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 120152.47+264341.2 Mag 12.16 PmRA -95.00
PmDE -19.0 Tycho2 1988-00479-1
Tycho2
Tycho2 1988-00479-1 Pflag RAmdeg 180.46860548 DEmdeg 26.72809918
PmRA -93.1 PmDE -19.8 E RAmdeg 51 E DEmdeg 80
E pmRA 2.6 E pmDE 2.7 EpRAm 1987.58 EpDEm 1980.24
Num 3 Q RAmdeg 0.1 Q DEmdeg 0.8 Q pmRA 0.1
Q pmDE 0.8 BTmag 13.009 E BTmag 0.243 VTmag 11.721
E VTmag 0.115 Prox 999 TYC HIP
CCDM RAdeg 180.46884111 DEdeg 26.72814500 EpRA 1990 1.85
EpDE 1990 1.67 E RAdeg 52.1 E DEdeg 86.0 Posflg
Corr -0.1
 
 
12018+2643 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 120151.46+264319.6 Mag 12.92 PmRA -95.00
PmDE -19.0 Calc delta mag 0.76 Calc coord yes