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Doubles in session


Current system
12305+1142
BRT 1278


Nearby doubles
19' : 12299+1157
SKF1348

32' : 12317+1208
SHY 607AB

38' : 12286+1117
UC 2345

39' : 12324+1211
LDS 937

42' : 12332+1200
LDS1318

48' : 12310+1228
SHN 161

53' : 12284+1223
LDS1311

53' : 12277+1213
GWP1813AB

64' : 12345+1206
BPM 593

82' : 12360+1124
STF1661

86' : 12286+1021
TDS8401

87' : 12364+1131
LDS1327

90' : 12337+1026
BRT3298

91' : 12319+1310
UC 2354

92' : 12360+1224
SHN 24

100' : 12335+1012
HJ 212

105' : 12250+1248
SHN 23

113' : 12303+0949
CVR1442

117' : 12323+1335
LEP 57AB

118' : 12350+1319
SKF1852

119' : 12306+0943
STF1647

120' : 12353+1318
LAW 1

120' : 12358+1009
HEI 512

120' : 12278+1335
LDS1309

130' : 12357+1326
CVR1452

132' : 12394+1118
CVR 661



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.

12305+1142 BRT 1278

 
 
12h 30m 31.24s +11° 41' 30.1" P.A. 26.00 sep 2.8 mag 10.20,10.40 Sp G0
 
 
Coord 2000 12305+1142 Discov num BRT1278 Comp Coord arcsec 2000 12 30 31.24 +11 41 30.1
Date first 1911 Date last 2017 Obs 9
Pa first 30 Pa last 26.4 P.A. Now (θ) 26.4°
Sep first 2.1 Sep last 2.777 Sep. Now (ρ) 2.777"
Mag pri 10.20 Mag sec 10.40 delta mag (ΔM) 0.2 Spectral class G0 (yellow)
Pri motion ra +000 Sec motion ra +034
Pri motion dec -073 Sec motion dec -004
Notes
rPM=1.054
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Virgo Gaia DR2 3907596537648059136
 
 
WDS 12305+1142 BRT 1278 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Brt1926a Pa - Barton, S.G. 1926AJ.....36..155B
Brt1926a AJ 36, 155, 1926 (BRT 1 - BRT 62)
Brt1926b Pa j Barton, S.G. 1926AJ.....37...57B
Brt1926b AJ 37, 57, 1926 (BRT 63 - BRT 116)
Brt1928 Pa - Barton, S.G. 1928AJ.....38..168B
Brt1928 AJ 38, 168, 1928 (BRT 117 - BRT 230)
Brt1929a Pa - Barton, S.G. 1929AN....235..425B
Brt1929a AN 235, 425, 1929 (BRT 294 - BRT 322)
Brt1929b Pa - Barton, S.G. 1929AJ.....39...93B
Brt1929b AJ 39, 93, 1929 (BRT 231 - BRT 293)
Brt1929c Ma j Barton, S.G. 1929AJ.....39..120B
Brt1929c AJ 39, 120, 1929
Brt1930 Pa - Barton, S.G. 1930AJ.....40..181B
Brt1930 AJ 40, 181, 1930 (BRT 323 - BRT 348)
Brt1931 Pa - Barton, S.G. (BRT 349 - BRT 562) 1931AJ.....41...35B
Brt1931 AJ 41, 35, 1931 (no measures for BRT 529 - BRT 562)
Brt1932a Pa - Barton, S.G. 1932AJ.....42...93B
Brt1932a AJ 42, 93, 1932 (BRT 604 - BRT 636)
Brt1932b Ma - Barton, S.G. 1932PFAO....5a...1B
Brt1932b +Pa Pub. Univ. Penn. 5, Pt.1, Sec.2, 1932 (BRT 563 - BRT 603, BRT1928, etc.)
Brt1932C Ma - Barton, S.G. 1932QB821.A43......
Brt1932C cited in ADS (Aitken Double Star Cat.), 1932
Brt1933 Pa - Barton, S.G. 1933AN....250...49B
Brt1933 AN 250, 49, 1933
Brt1933 (BRT 637 - BRT1134; very approximate dates added for pairs listed with only
Brt1933 secondary magnitudes and no astrometry)
Brt1934 Pa - Barton, S.G. 1934AJ.....43..119B
Brt1934 +Ma AJ 43, 119, 1934
Brt1935a Pa - Barton, S.G. 1935AJ.....44..105B
Brt1935a +Ma AJ 44, 105, 1935
Brt1935b Pa - Barton, S.G. 1935AN....256..357B
Brt1935b AN 256, 357, 1935
Brt1936a Ma - Barton, S.G. 1936AJ.....45...33B
Brt1936a +Pa AJ 45, 33, 1936
Brt1936b Pa - Barton, S.G. 1936AJ.....45...99B
Brt1936b +Ma AJ 45, 99, 1936
Brt1937a Pa - Barton, S.G. 1937AN....263..347B
Brt1937a AN 263, 347, 1937
Brt1937b Pa - Barton, S.G. 1937AN....263..383B
Brt1937b AN 263, 383, 1937
Brt1938 Ma - Barton, S.G. 1938AJ.....47..133B
Brt1938 +Pa AJ 47, 133, 1938
Brt1939a Ma - Barton, S.G. 1939PFAO....5b...1B
Brt1939a +Pa Pub. Univ. Penn. 5, Pt.2, Sec.2, 1939
Brt1939b Pa - Barton, S.G. 1939AJ.....48..145B
Brt1939b +Ma AJ 48, 145, 1939
Brt1941 Pa - Barton, S.G. 1941PASP...55..339B
Brt1941 PASP 55, 339, 1941
Brt1942 Pa - Barton, S.G. 1942AJ.....50...11B
Brt1942 AJ 50, 11, 1942
Brt1947 Ma - Barton, S.G. 1947AJ.....52..178B
Brt1947 +Pa AJ 52, 178, 1947
Brt1949 Ma - Barton, S.G. 1949PFAO....7a...1B
Brt1949 Pub. Univ. Penn. 7, Pt.1, Sec.1, 1949
Brt1951 Pa - Barton, S.G. 1951AJ.....55..218B
Brt1951 AJ 55, 218, 1951
Brt1957 Ma - Barton, S.G. 1957QB4.P5v7ps3....
Brt1957 Pub. Univ. Penn. 7, Pt.3, 15, 1957
Brt9999 Ma - Barton, S.G. ...................
Brt9999 +Pa Unpublished, manuscript or reference not found.
Brt2002A Ma - Barton, S.G. 2002yCat.1275....0D
Brt2002A +Pa cited in CCDM
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12305+1142 BRT1278 2005 4 27 2.8 10.20 10.40 G0 123031.24+114130.1
12305+1142 BRT1278 2013 6 25 2.8 10.20 10.40 G0 123031.24+114130.1
12305+1142 BRT1278 2017 7 27 2.8 10.20 10.40 G0 123031.24+114130.1

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

 
 
WDS 12305+1142 BRT 1278 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12305+1142 BRT 1278 : MEASURES
 
 
No records found.

 
 
WDS 12305+1142 : VIRTUAL EYEPIECE
 
 

12305+1142 BRT1278A mag 10.2 Sp G0 12305+1142 BRT1278B sep 2.8 P.A. 25.90 mag 10.4 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 12305+1142 : ALADIN DSS IMAGE @ 12h 30m 31.24s +11° 41' 30.1"
 
 
 
 
WDS 12305+1142 BRT 1278 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12305+1142 BRT1278 distance=1' 12299+1157 SKF1348 distance=19' 12317+1208 SHY 607AB distance=32' 12286+1117 UC 2345 distance=38' 12324+1211 LDS 937 distance=39' 12332+1200 LDS1318 distance=42' 12310+1228 SHN 161 distance=48' 12284+1223 LDS1311 distance=53' 12277+1213 GWP1813AB distance=53' 12277+1213 TDS 663BC distance=55' 12345+1206 BPM 593 distance=64' 12360+1124 STF1661 distance=82' 12286+1021 TDS8401 distance=86' 12364+1131 LDS1327 distance=87' 12337+1026 BRT3298 distance=90' 12319+1310 UC 2354 distance=91' 12360+1224 SHN 24 distance=92' 12335+1012 HJ 212 distance=100' 12250+1248 SHN 23 distance=105' 12303+0949 CVR1442 distance=113' 12323+1335 LEP 57AB distance=117' 12323+1335 LDS1317AC distance=117' 12350+1319 SKF1852 distance=118' 12306+0943 STF1647 distance=119' 12353+1318 LAW 1 distance=120' 12358+1009 HEI 512 distance=120' 12278+1335 LDS1309 distance=120' 12357+1326 CVR1452 distance=130' 12214+1223 LDS1295BC distance=132' 12394+1118 CVR 661 distance=132' 12278+0935 CBL 595 distance=133' 12241+1004 CVR 653 distance=136' 12388+1252 AG 343 distance=141' 12214+1223 LDS1295AB distance=141' 12290+1400 LDS1313 distance=141' 12390+1255 BPM 594 distance=145' 12351+1349 CVR1448 distance=145' 12281+0920 A 1090 distance=146' 12370+0952 SLW 745 distance=146' 12400+1239 HDS1774AB distance=151' 12400+1239 GII 191Aa,Ab distance=151' 12262+0923 GWP1809 distance=153' 12205+1058 BRT1277 distance=154' 12205+1227 GWP1790 distance=155' 12342+0917 SLW 735 distance=155' 12405+1044 CVR1460 distance=158' 12362+0925 KPP2598 distance=160' 12333+1417 LDS1319 distance=160' 12321+1420 GRV1156 distance=161' 12337+1415 NSN 630 distance=161' 12321+1423 SKF1584 distance=164' 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 12305+1142 BRT1278 26 2.8 1
Show 12299+1157 SKF1348 320 30.1 19
Show 12317+1208 SHY 607 AB 46 999.9 32
Show 12286+1117 UC 2345 22.0 38
Show 12324+1211 LDS 937 122 42.3 39
Show 12332+1200 LDS1318 163 7.9 42
Show 12310+1228 SHN 161 -1 0.3 48
Show 12284+1223 LDS1311 25 15.9 53
Show 12277+1213 GWP1813 AB 243 225.0 53
Show 12277+1213 TDS 663 BC 285 3.4 55
Show 12345+1206 BPM 593 132 118.3 64
Show 12360+1124 STF1661 253 2.3 82
Show 12286+1021 TDS8401 105 0.7 86
Show 12364+1131 LDS1327 35 8.6 87
Show 12337+1026 BRT3298 189 9.6 90
Show 12319+1310 UC 2354 38 8.8 91
Show 12360+1224 SHN 24 234 0.4 92
Show 12335+1012 HJ 212 264 21.7 100
Show 12250+1248 SHN 23 219 0.3 105
Show 12303+0949 CVR1442 355 4.1 113
Show 12323+1335 LEP 57 AB 91 5.2 117
Show 12323+1335 LDS1317 AC 351 12.3 117
Show 12350+1319 SKF1852 20 1.0 118
Show 12306+0943 STF1647 249 1.3 119
Show 12353+1318 LAW 1 237 0.3 120
Show 12358+1009 HEI 512 161 0.3 120
Show 12278+1335 LDS1309 16 146.6 120
Show 12357+1326 CVR1452 146 4.6 130
Show 12214+1223 LDS1295 BC 119 75.0 132
Show 12394+1118 CVR 661 139 18.7 132
Show 12278+0935 CBL 595 303 11.0 133
Show 12241+1004 CVR 653 124 13.7 136
Show 12388+1252 AG 343 325 8.5 141
Show 12214+1223 LDS1295 AB 118 556.7 141
Show 12290+1400 LDS1313 138 50.5 141
Show 12390+1255 BPM 594 152 29.6 145
Show 12351+1349 CVR1448 195 3.3 145
Show 12281+0920 A 1090 92 1.9 146
Show 12370+0952 SLW 745 274 38.9 146
Show 12400+1239 HDS1774 AB 65 0.4 151
Show 12400+1239 GII 191 Aa,Ab 140 0.2 151
Show 12262+0923 GWP1809 260 48.6 153
Show 12205+1058 BRT1277 325 3.2 154
Show 12205+1227 GWP1790 290 93.4 155
Show 12342+0917 SLW 735 342 113.2 155
Show 12405+1044 CVR1460 309 4.5 158
Show 12362+0925 KPP2598 43 23.6 160
Show 12333+1417 LDS1319 263 35.1 160
Show 12321+1420 GRV1156 207 30.4 161
Show 12337+1415 NSN 630 292 2.2 161
Show 12321+1423 SKF1584 258 2.0 164

 
 
WDS 12305+1142 : COMPONENTS
 
 
  A
B pa=25.9°
sep=2.77"
 
 
12305+1142 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 123031.24+114130.1 Mag 10.2 Spectral class G0 (yellow)
PmRA 0.00 PmDE -73.0
CCDM
Ccdm 12305+1142 RComp Comp A Note1
Note2 Discov num DRAs 1.25 DDEs -27.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 10.2 Sp PmNote *
PmRA 16 PmDE -2 Dm number +12 2482 Cat1 BD
Name2 +11 1424 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS 12254N1215A
HIC
 
 
12305+1142 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 123031.32+114132.6 Mag 10.4 PmRA 34.00
PmDE -4.0 Calc delta mag 0.2 Calc coord yes
CCDM
Ccdm 12305+1142 RComp Comp B Note1
Note2 Discov num BRT1278 DRAs DDEs
R dRAs Year 1934 Theta 025 Rho 2.6
Obs 2 Vmag 10.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 12254N1215B
HIC