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Doubles in session


Current system
12028+2345
GRV 849


Nearby doubles
20' : 12022+2403
SLW 678

28' : 12042+2407
A 682

39' : 12041+2312
POU3120

49' : 11597+2407
UC 2247

54' : 12058+2310
COU 93

55' : 12060+2312
WSI 103

61' : 11584+2352
POU3119

65' : 12028+2450
HDS1693

73' : 12078+2322
LDS4182AB

76' : 11576+2408
SLW 669

78' : 12071+2255
GUR 29

78' : 12046+2232
COU 92

82' : 12037+2506
A 681

96' : 12021+2211
SKF2697

98' : 11571+2444
GRV 845

100' : 11579+2458
A 680

100' : 11562+2307
SLW 668

103' : 11559+2420
POU3118

110' : 12034+2157
BRT2413

112' : 12096+2448
CBL 593

115' : 12039+2152
FYM 232

117' : 12033+2543
LDS4171

120' : 12080+2522
GRV 851

120' : 12049+2150
LDS4177

122' : 12025+2145
HO 535

122' : 12114+2313
SKF 986



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.

12028+2345 GRV 849

 
 
12h 02m 53.16s +23° 45' 50.8" P.A. 230.00 sep 28.2 mag 12.03,12.35
 
 
Coord 2000 12028+2345 Discov num GRV 849 Comp Coord arcsec 2000 12 02 53.16 +23 45 50.8
Date first 1892 Date last 2015 Obs 16
Pa first 230 Pa last 229.5 P.A. Now (θ) 229.5°
Sep first 28.1 Sep last 28.21 Sep. Now (ρ) 28.21"
Mag pri 12.03 Mag sec 12.35 delta mag (ΔM) 0.32 Spectral class
Pri motion ra +012 Sec motion ra +014
Pri motion dec -032 Sec motion dec -033
Notes V (Proper motion indicates physical)
rPM=0.062 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Coma Berenices Gaia DR2 4001159857570468480
 
 
WDS 12028+2345 GRV 849 : 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
12028+2345 GRV 849 2000 4 230 28.2 11.70 12.00 D 120253.16+234550.8
12028+2345 GRV 849 2008 5 231 28.9 11.70 12.00 D 120253.16+234550.8
12028+2345 GRV 849 2011 6 230 28.2 12.03 12.35 120253.16+234550.8
12028+2345 GRV 849 2012 8 231 29.0 12.03 12.35 120253.16+234550.8
12028+2345 GRV 849 2014 10 233 28.5 12.03 12.35 120253.16+234550.8
12028+2345 GRV 849 2015 11 230 28.2 12.03 12.35 120253.16+234550.8

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

 
 
WDS 12028+2345 GRV 849 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12028+2345 GRV 849 : MEASURES
 
 
No records found.

 
 
WDS 12028+2345 : VIRTUAL EYEPIECE
 
 

12028+2345 GRV 849A mag 12.03 12028+2345 GRV 849B sep 26.9 P.A. 227.00 mag 12.35 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 12028+2345 : ALADIN DSS IMAGE @ 12h 02m 53.16s +23° 45' 50.8"
 
 
 
 
WDS 12028+2345 GRV 849 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12028+2345 GRV 849 distance=0' 12022+2403 SLW 678 distance=20' 12042+2407 A 682 distance=28' 12041+2312 POU3120 distance=39' 11597+2407 UC 2247 distance=49' 12058+2310 COU 93 distance=54' 12060+2312 WSI 103 distance=55' 11584+2352 POU3119 distance=61' 12028+2450 HDS1693 distance=65' 12078+2322 LDS4182AB distance=73' 12078+2322 LDS4182AC distance=73' 11576+2408 SLW 669 distance=76' 12071+2255 GUR 29 distance=78' 12046+2232 COU 92 distance=78' 12037+2506 A 681 distance=82' 12021+2211 SKF2697 distance=96' 11571+2444 GRV 845 distance=98' 11579+2458 A 680 distance=100' 11562+2307 SLW 668 distance=100' 11559+2420 POU3118 distance=103' 12034+2157 BRT2413 distance=110' 12096+2448 CBL 593 distance=112' 12039+2152 FYM 232 distance=115' 12033+2543 LDS4171 distance=117' 12080+2522 GRV 851 distance=120' 12049+2150 LDS4177 distance=120' 12025+2145 HO 535 distance=122' 12114+2313 SKF 986 distance=122' 12118+2400 LDS6258AB distance=123' 12118+2400 LDS5749AC distance=123' 12111+2257 COU 94 distance=124' 12123+2334 DVG 38 distance=131' 12116+2447 SKF1581 distance=132' 11541+2441 HJ 512AB distance=132' 11541+2441 HJ 512AC distance=132' 12126+2347 CBL 377 distance=134' 12113+2238 BRT2414 distance=135' 12025+2128 TDS8185 distance=138' 12128+2418 POU3121 distance=140' 11540+2239 TDS8101 distance=140' 12043+2128 STF1596 distance=140' 12015+2127 CBL 368 distance=140' 12001+2602 HJ 513 distance=142' 11560+2159 STF1582 distance=144' 12089+2147 HDS1714Aa,Ab distance=145' 12089+2147 LDS 930AB distance=145' 12121+2459 LAS 4 distance=146' 12121+2232 SKF2012 distance=147' 12008+2612 CBL 367 distance=149' 12135+2303 WSP 56 distance=152' 11517+2344 COU 391 distance=154' 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 12028+2345 GRV 849 230 28.2
Show 12022+2403 SLW 678 228 10.4 20
Show 12042+2407 A 682 179 0.2 28
Show 12041+2312 POU3120 195 14.0 39
Show 11597+2407 UC 2247 64 32.1 49
Show 12058+2310 COU 93 156 0.9 54
Show 12060+2312 WSI 103 126 0.2 55
Show 11584+2352 POU3119 175 11.6 61
Show 12028+2450 HDS1693 175 0.3 65
Show 12078+2322 LDS4182 AB 80 1.5 73
Show 12078+2322 LDS4182 AC 123 53.1 73
Show 11576+2408 SLW 669 9 144.3 76
Show 12071+2255 GUR 29 30 1.1 78
Show 12046+2232 COU 92 108 1.1 78
Show 12037+2506 A 681 23 0.3 82
Show 12021+2211 SKF2697 97 1.8 96
Show 11571+2444 GRV 845 149 43.4 98
Show 11579+2458 A 680 322 0.5 100
Show 11562+2307 SLW 668 260 10.7 100
Show 11559+2420 POU3118 92 17.0 103
Show 12034+2157 BRT2413 238 3.0 110
Show 12096+2448 CBL 593 125 7.2 112
Show 12039+2152 FYM 232 195 6.8 115
Show 12033+2543 LDS4171 284 2.5 117
Show 12080+2522 GRV 851 251 27.1 120
Show 12049+2150 LDS4177 336 77.4 120
Show 12025+2145 HO 535 147 2.9 122
Show 12114+2313 SKF 986 258 19.5 122
Show 12118+2400 LDS6258 AB 261 6.6 123
Show 12118+2400 LDS5749 AC 306 5.1 123
Show 12111+2257 COU 94 339 1.3 124
Show 12123+2334 DVG 38 170 9.0 131
Show 12116+2447 SKF1581 228 12.8 132
Show 11541+2441 HJ 512 AB 151 25.5 132
Show 11541+2441 HJ 512 AC 339 23.3 132
Show 12126+2347 CBL 377 173 27.8 134
Show 12113+2238 BRT2414 24 3.7 135
Show 12025+2128 TDS8185 247 1.0 138
Show 12128+2418 POU3121 227 5.4 140
Show 11540+2239 TDS8101 292 0.4 140
Show 12043+2128 STF1596 234 3.4 140
Show 12015+2127 CBL 368 295 21.9 140
Show 12001+2602 HJ 513 253 21.4 142
Show 11560+2159 STF1582 76 12.3 144
Show 12089+2147 HDS1714 Aa,Ab 204 0.1 145
Show 12089+2147 LDS 930 AB 39 15.5 145
Show 12121+2459 LAS 4 222 7.6 146
Show 12121+2232 SKF2012 192 63.3 147
Show 12008+2612 CBL 367 251 21.8 149
Show 12135+2303 WSP 56 113 3.4 152
Show 11517+2344 COU 391 301 0.3 154

 
 
WDS 12028+2345 : COMPONENTS
 
 
  A
B pa=227.0°
sep=26.85"
 
 
12028+2345 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 120253.16+234550.8 Mag 12.03 PmRA 12.00
PmDE -32.0
 
 
12028+2345 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 120251.73+234532.5 Mag 12.35 PmRA 14.00
PmDE -33.0 Calc delta mag 0.32 Calc coord yes