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Doubles in session


Current system
21025+3146
CRB 15 BD


Nearby doubles
20' : 21037+3130
TDT2721

23' : 21010+3145
TDT2695

26' : 21010+3156
STJ 61

27' : 21029+3211
GRV 405

35' : 21003+3134
KPP1379

36' : 21052+3127
GRV 412

37' : 21046+3116
J 2336

39' : 21020+3107
TDT2706

43' : 20598+3126
GYL 44

43' : 21037+3104
STT 427

44' : 21047+3109
DAM 226

46' : 21050+3109
J 3124

46' : 20593+3155
COU1178

47' : 21009+3224
TDT2694

48' : 21009+3225
CVE 27AB

48' : 21057+3215
KU 130

50' : 21007+3227
CVE 26

51' : 20596+3216
GYL 43

55' : 21020+3052
LDS2937

57' : 20588+3209
TDT2671

59' : 20590+3218
COU1636

60' : 21068+3215
WFC 259

60' : 21057+3232
TDT2740

61' : 21068+3222
ES 2439

62' : 21059+3232
GYL 48

62' : 21069+3218
TDT2761



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.

21025+3146 CRB 15 BD

 
 
21h 02m 47.86s +31° 45' 04.6" P.A. 241.00 sep 5.6 mag 11.30,14.00
 
 
Coord 2000 21025+3146 Discov num CRB  15 Comp BD Coord arcsec 2000 21 02 47.86 +31 45 04.6
Date first 2011 Date last 2015 Obs 2
Pa first 239 Pa last 240.6 P.A. Now (θ) 240.6°
Sep first 5.3 Sep last 5.57 Sep. Now (ρ) 5.57"
Mag pri 11.30 Mag sec 14.00 delta mag (ΔM) 2.7 Spectral class
Pri motion ra -007 Sec motion ra
Pri motion dec -003 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
21025+3146 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 02 46 +31 45 24 ES 374 AB 2015 10 137 26.8 8.74 11.31 2.57
Show 21 02 48 +31 45 05 ES 374 BC 2015 3 203 4.5 11.31 14.00 2.69
Show 21 02 48 +31 45 05 CRB 15 BD 2015 2 241 5.6 11.30 14.00 2.70 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1864762928924226048
 
 
WDS 21025+3146 CRB 15 BD : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Crb2009 C u Carballo, J.-L. Gonzalez 2009OED.....1...15C
Crb2009 El Observador de Estrellas Dobles, Issue #1, 15, 2009
Crb2009b C u Carballo, J.-L. Gonzalez 2009OED.....3...53C
Crb2009b El Observador de Estrellas Dobles, Issue #3, 53, 2009
Crb2012 C j Carballo, J.-L. Gonzalez 2012OED.....8...26C
Crb2012 +E2 El Observador de Estrellas Dobles, Issue #8, 26, 2012
Crb2012b C j Carballo, J.-L. Gonzalez 2012JDSO....8...97C
Crb2012b JDSO 8, 97, 2012
Crb2012c E2 j Carballo, J.-L. Gonzalez 2012OED.....9...33C
Crb2012c El Observador de Estrellas Dobles, Issue #9, 33, 2012
Crb2013 C j Carballo, J.-L. Gonzalez 2013OED....10...27C
Crb2013 El Observador de Estrellas Dobles, Issue #10, 27, 2013
Crb2013b E2 j Carballo, J.-L. Gonzalez 2013OED....11...19C
Crb2013b El Observador de Estrellas Dobles, Issue #11, 19, 2013
Crb2016a C w Carballo, J.-L. Gonzalez & Romero, F.M. Rica 2016OED....16...37C
Crb2016a +P El Observador de Estrellas Dobles, Issue #16, 37, 2016
Crb2016a +Es
Es_1901 Mb - Espin, T.E. 1901AN....155..321E
Es_1901 AN 155, 321, 1901 (ES 1 - 39)
Es_1902a Ma - Espin, T.E. 1902AN....158..241E
Es_1902a +Mb AN 158, 241, 1902 (ES 40 - 112)
Es_1902b Mb - Espin, T.E. 1902MNRAS..62..528E
Es_1902b MNRAS 62, 528, 1902
Es_1902c Mb j Espin, T.E. 1902MNRAS..62..402E
Es_1902c MNRAS 62, 402, 1902
Es_1903 Mb - Espin, T.E. 1903MNRAS..63..172E
Es_1903 MNRAS 63, 172, 1903 (ES 113 - 150)
Es_1904a - Espin, T.E. 1904MNRAS..64..238E
Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E
Es_1904b Mb - Espin, T.E. 1904MNRAS..64..675E
Es_1904b MNRAS 64, 675, 1904
Es_1905 Mb - Espin, T.E. 1905MNRAS..65..710E
Es_1905 MNRAS 65, 710, 1905 (ES 151 - 221)
Es_1906a Mb - Espin, T.E. 1906MNRAS..66..141E
Es_1906a MNRAS 66, 141, 1906 (ES 222 - 269)
Es_1906b Mb - Espin, T.E. 1906MNRAS..66..430E
Es_1906b MNRAS 66, 430, 1906 (ES 270 - 311)
Es_1906C Mb - Espin, T.E. 1906QB821.B972.....
Es_1906C cited in BDS (Burnham Double Star Cat.), 1906
Es_1906D Mb - Espin, T.E. 1906MmRAS..56....1L
Es_1906D cited by Lewis (MemRAS 56, 1, 1906)
Es_1907a Mb j Espin, T.E. 1907MNRAS..67..190E
Es_1907a MNRAS 67, 190, 1907 (ES 312 - 403)
Es_1907b Mb - Espin, T.E. 1907MNRAS..67..495E
Es_1907b MNRAS 67, 495, 1907 (ES 404 - 442)
Es_1908a Mb j Espin, T.E. 1908MNRAS..68..202E
Es_1908a MNRAS 68, 202, 1908 (ES 443 - 551)
Es_1908b Mb - Espin, T.E. 1908MNRAS..68..523E
Es_1908b MNRAS 68, 523, 1908 (ES 552 - 609)
Es_1908c - Espin, T.E. 1908JRASC...2..248E
Es_1908c JRASC 2, 248, 1908 (data also in MNRAS 69, 218, 1909) 1909MNRAS..69..218E
Es_1909a Mb j Espin, T.E. 1909MNRAS..69..218E
Es_1909a MNRAS 69, 218, 1909 (ES 610 - 704)
Es_1909b Mb j Espin, T.E. 1909MNRAS..69..604E
Es_1909b MNRAS 69, 604, 1909 (ES 705 - 743)
Es_1910a Mb - Espin, T.E. 1910MNRAS..70..237E
Es_1910a MNRAS 70, 237, 1910 (ES 744 - 864)
Es_1910b Mb - Espin, T.E. 1910MNRAS..70..541E
Es_1910b MNRAS 70, 541, 1910 (ES 865 - 927)
Es_1911 Mb - Espin, T.E. 1911MNRAS..71..217E
Es_1911 MNRAS 71, 217, 1911 (ES 928 - 1051)
Es_1912 Mb - Espin, T.E. 1912MNRAS..72..191E
Es_1912 MNRAS 72, 191, 1912 (ES 1052 - 1125)
Es_1913 Mb j Espin, T.E. 1913MNRAS..73..162E
Es_1913 MNRAS 73, 162, 1913 (ES 1126 - 1191)
Es_1914 Mb j Espin, T.E. 1914MNRAS..74..244E
Es_1914 MNRAS 74, 244, 1914 (ES 1192 - 1293)
Es_1915a Mb - Espin, T.E. 1915MNRAS..75..203E
Es_1915a MNRAS 75, 203, 1915 (ES 1294 - 1356)
Es_1915b Mb - Espin, T.E. 1915MNRAS..75..555E
Es_1915b MNRAS 75, 555, 1915 (ES 1357 - 1405)
Es_1915c Mb - Espin, T.E. 1915MNRAS..76..210E
Es_1915c MNRAS 76, 210, 1915 (ES 1406 - 1479)
Es_1917 Mb - Espin, T.E. 1917MNRAS..77..236E
Es_1917 MNRAS 77, 236, 1917 (ES 1480 - 1600)
Es_1918 Mb j Espin, T.E. 1918MNRAS..78..189E
Es_1918 MNRAS 78, 189, 1918 (ES 1601 - 1705, MLB 1 - 35)
Es_1919 Mb - Espin, T.E. 1919MNRAS..79..211E
Es_1919 MNRAS 79, 211, 1919 (ES 1706 - 1768, MLB 36 - 106)
Es_1920 Mb - Espin, T.E. 1920MNRAS..80..329E
Es_1920 MNRAS 80, 329, 1920 (ES 1769 - 1805, MLB 107 - 149)
Es_1921 Mb j Espin, T.E. 1921MNRAS..81..232E
Es_1921 MNRAS 81, 232, 1921 (ES 1806 - 1864, MLB 150 - 182)
Es_1922 Mb - Espin, T.E. 1922MNRAS..82..187E
Es_1922 MNRAS 82, 187, 1922 (ES 1865 - 1933, MLB 183 - 241)
Es_1923 Mb - Espin, T.E. 1923MNRAS..83..154E
Es_1923 MNRAS 83, 154, 1923 (ES 1934 - 2006, MLB 242 - 275)
Es_1924 Mb - Espin, T.E. 1924MNRAS..84..162E
Es_1924 MNRAS 84, 162, 1924 (ES 2007 - 2078, MLB 276 - 322)
Es_1925a Mb - Espin, T.E. 1925MNRAS..85..276E
Es_1925a MNRAS 85, 276, 1925 (ES 2079 - 2137, MLB 323 - 376)
Es_1925b Mb - Espin, T.E. 1925MNRAS..86...79E
Es_1925b MNRAS 86, 79, 1925
Es_1926 Mb - Espin, T.E. 1926MNRAS..86..131E
Es_1926 MNRAS 86, 131, 1926 (ES 2138 - 2209, MLB 377 - 440)
Es_1927 Mb - Espin, T.E. 1927MNRAS..87..215E
Es_1927 MNRAS 87, 215, 1927 (ES 2210 - 2273, MLB 441 - 510)
Es_1928 Mb - Espin, T.E. 1928MNRAS..88..185E
Es_1928 MNRAS 88, 185, 1928 (ES 2274 - 2328, MLB 511 - 551)
Es_1929 Mb - Espin, T.E. 1929MNRAS..89..268E
Es_1929 MNRAS 89, 268, 1929 (ES 2329 - 2362, MLB 552 - 591)
Es_1930 Mb - Espin, T.E. 1930MNRAS..90..317E
Es_1930 MNRAS 90, 317, 1930 (ES 2363 - 2400, MLB 592 - 630)
Es_1931 Mb - Espin, T.E. 1931MNRAS..91..294E
Es_1931 MNRAS 91, 294, 1931 (ES 2401 - 2444, MLB 631 - 673)
Es_1932a Mb - Espin, T.E. 1932MNRAS..92..214E
Es_1932a MNRAS 92, 214, 1932 (ES 2445 - 2543, MLB 674 - 732)
Es_1932B Mb - Espin, T.E. 1932QB821.A43......
Es_1932B cited in ADS (Aitken Double Star Cat.), 1932
Es_1933 Mb - Espin, T.E. 1933MNRAS..93..192E
Es_1933 MNRAS 93, 192, 1933 (ES 2544 - 2575, MLB 733 - 806)
Es_1937A Mb - Espin, T.E. 1937AnLei..18....1S
Es_1937A cited by Strand (Ann. Sterrew. Leiden 18, 1937)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21025+3146 CRB 15 BD 2011 1 239 5.3 11.60 14.00 210247.86+314504.6
21025+3146 CRB 15 BD 2015 2 241 5.6 11.30 14.00 210247.86+314504.6

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

 
 
WDS 21025+3146 CRB 15 BD : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21025+3146 CRB 15 BD : MEASURES
 
 
No records found.

 
 
WDS 21025+3146 : VIRTUAL EYEPIECE
 
 

21025+3146 ES 374A mag 8.74 21025+3146 ES 374B sep 26.7 P.A. 136.90 mag 11.31 21025+3146 ES 374C sep 29.0 P.A. 144.60 mag 14 21025+3146 CRB 15D sep 26.3 P.A. 147.60 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 21025+3146 : ALADIN DSS IMAGE @ 21h 02m 47.86s +31° 45' 04.6"
 
 
 
 
WDS 21025+3146 CRB 15 BD : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21025+3146 CRB 15BD distance=0' 21025+3146 ES 374AB distance=1' 21037+3130 TDT2721 distance=20' 21010+3145 TDT2695 distance=23' 21010+3156 STJ 61 distance=26' 21029+3211 GRV 405 distance=27' 21003+3134 KPP1379 distance=35' 21052+3127 GRV 412 distance=36' 21046+3116 J 2336 distance=37' 21020+3107 TDT2706 distance=39' 20598+3126 GYL 44 distance=43' 21037+3104 STT 427 distance=43' 21047+3109 DAM 226 distance=44' 21050+3109 J 3124 distance=46' 20593+3155 COU1178 distance=46' 21009+3224 TDT2694 distance=47' 21009+3225 CVE 27AB distance=48' 21057+3215 KU 130 distance=48' 21007+3227 CVE 26 distance=50' 20596+3216 GYL 43 distance=51' 21020+3052 LDS2937 distance=55' 20588+3209 TDT2671 distance=57' 20590+3218 COU1636 distance=59' 21068+3215 WFC 259 distance=60' 21057+3232 TDT2740 distance=60' 21068+3222 ES 2439 distance=61' 21059+3232 GYL 48 distance=62' 21069+3218 TDT2761 distance=62' 21021+3246 ES 2357 distance=62' 21058+3235 TDT2742 distance=63' 21065+3227 STF2759 distance=63' 21020+3249 ES 2358 distance=64' 21026+3041 COU1182 distance=65' 20592+3231 TDT2675 distance=65' 21031+3039 GRV 407 distance=66' 20578+3202 ES 2438 distance=67' 20598+3048 TDT2681 distance=69' 21079+3123 GRV 421 distance=69' 21078+3214 TDT2773 distance=70' 20577+3211 ES 2381 distance=71' 21056+3043 TDT2737 distance=72' 21080+3116 LDS2940 distance=73' 21086+3135 J 2337 distance=74' 20573+3215 KPP1292 distance=76' 21086+3201 KPP 830 distance=76' 20593+3043 TDT2677 distance=77' 21034+3025 SMA 123 distance=80' 21073+3048 TDT2766 distance=81' 20586+3249 TDT2668 distance=84' 20562+3158 ES 372 distance=85' 21093+3131 COU1333 distance=85' 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 21025+3146 CRB 15 BD 241 5.6
Show 21025+3146 ES 374 BC 203 4.5
Show 21025+3146 ES 374 AB 137 26.8 1
Show 21037+3130 TDT2721 43 2.1 20
Show 21010+3145 TDT2695 172 0.8 23
Show 21010+3156 STJ 61 136 1.5 26
Show 21029+3211 GRV 405 253 14.0 27
Show 21003+3134 KPP1379 160 10.3 35
Show 21052+3127 GRV 412 265 42.4 36
Show 21046+3116 J 2336 40 9.1 37
Show 21020+3107 TDT2706 204 0.6 39
Show 20598+3126 GYL 44 2 51.2 43
Show 21037+3104 STT 427 153 4.1 43
Show 21047+3109 DAM 226 16 4.3 44
Show 21050+3109 J 3124 208 4.5 46
Show 20593+3155 COU1178 16 1.2 46
Show 21009+3224 TDT2694 148 10.2 47
Show 21009+3225 CVE 27 AB 240 3.6 48
Show 21057+3215 KU 130 57 19.4 48
Show 21007+3227 CVE 26 164 3.2 50
Show 20596+3216 GYL 43 188 30.1 51
Show 21020+3052 LDS2937 140 55.9 55
Show 20588+3209 TDT2671 302 0.5 57
Show 20590+3218 COU1636 9 0.8 59
Show 21068+3215 WFC 259 118 10.8 60
Show 21057+3232 TDT2740 305 0.4 60
Show 21068+3222 ES 2439 164 4.3 61
Show 21059+3232 GYL 48 180 32.3 62
Show 21069+3218 TDT2761 236 0.4 62
Show 21021+3246 ES 2357 334 9.2 62
Show 21058+3235 TDT2742 186 0.5 63
Show 21065+3227 STF2759 334 19.0 63
Show 21020+3249 ES 2358 196 5.4 64
Show 21026+3041 COU1182 180 1.0 65
Show 20592+3231 TDT2675 207 2.0 65
Show 21031+3039 GRV 407 221 59.2 66
Show 20578+3202 ES 2438 311 6.8 67
Show 20598+3048 TDT2681 215 0.5 69
Show 21079+3123 GRV 421 185 14.6 69
Show 21078+3214 TDT2773 212 3.3 70
Show 20577+3211 ES 2381 107 4.1 71
Show 21056+3043 TDT2737 322 6.3 72
Show 21080+3116 LDS2940 222 7.6 73
Show 21086+3135 J 2337 349 6.2 74
Show 20573+3215 KPP1292 28 9.9 76
Show 21086+3201 KPP 830 310 7.1 76
Show 20593+3043 TDT2677 133 0.8 77
Show 21034+3025 SMA 123 145 7.2 80
Show 21073+3048 TDT2766 193 1.9 81
Show 20586+3249 TDT2668 120 0.7 84
Show 20562+3158 ES 372 146 3.5 85

 
 
WDS 21025+3146 : COMPONENTS
 
 
  A B C
B pa=136.9°
sep=26.70"
 
C pa=144.6°
sep=28.96"
pa=199.8°
sep=4.37"
 
D pa=147.6°
sep=26.34"
pa=236.5°
sep=4.95"
pa=297.5°
sep=2.99"
 
 
21025+3146 A
 
 
Coord arcsec 2000 210246.43+314524.1 Mag 8.74 PmRA -17.00 PmDE -1.0
Tycho2 2701-00948-1
Tycho2
Tycho2 2701-00948-1 Pflag RAmdeg 315.69345354 DEmdeg 31.75668234
PmRA -16.5 PmDE -4.3 E RAmdeg 8 E DEmdeg 7
E pmRA 1.6 E pmDE 1.6 EpRAm 1991.05 EpDEm 1991.45
Num 5 Q RAmdeg 1.5 Q DEmdeg 0.9 Q pmRA 1.5
Q pmDE 0.8 BTmag 10.271 E BTmag 0.024 VTmag 8.744
E VTmag 0.012 Prox 578 TYC T HIP
CCDM RAdeg 315.69349917 DEdeg 31.75669222 EpRA 1990 1.58
EpDE 1990 1.71 E RAdeg 8.2 E DEdeg 7.4 Posflg
Corr 0.2
 
 
21025+3146 B
 
 
Coord arcsec 2000 210247.86+314504.6 Coord calc 210247.86+314504.6 Mag 11.31 PmRA -7.00
PmDE -3.0 Calc delta mag 2.57
 
 
21025+3146 C
 
 
Coord arcsec 2000 210247.74+314500.5 Mag 14 Calc delta mag 5.26 Calc coord yes
 
 
21025+3146 D
 
 
Coord arcsec 2000 210247.54+314501.9 Mag 14 Calc delta mag 5.26 Calc coord yes