20330+3144 ES 365 AB

 
 
20h 33m 02.60s +31° 44' 08.3" P.A. 263.00 sep 25.7 mag 8.48,11.80 Sp K2 dist. 436.68 pc (1424.45 l.y.)
 
 
Coord 2000 20330+3144 Discov num ES  365 Comp AB Coord arcsec 2000 20 33 02.60 +31 44 08.3
Date first 1901 Date last 2015 Obs 12
Pa first 263 Pa last 263.3 P.A. Now (θ) 263.3°
Sep first 24.9 Sep last 25.681 Sep. Now (ρ) 25.681"
Mag pri 8.48 Mag sec 11.80 delta mag (ΔM) 3.32 Spectral class K2 (yellow-orange)
Pri motion ra +004 Sec motion ra +008
Pri motion dec -003 Sec motion dec +000
Notes
rPM=0.625
Nature of this double is uncertain.
 
 
20330+3144 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 33 03 +31 44 08 ES 365 AB 2015 12 263 25.7 8.48 11.80 3.32 <===
Show 20 33 03 +31 44 08 ES 365 AC 2015 8 319 33.6 8.48 11.67 3.19
Show 20 33 01 +31 44 34 ES 365 CD 2015 4 283 2.7 11.20 12.40 1.20
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus HIP 101404 Tycho2 2686-00827-1 Gaia DR2 1863376204247200384
ADS 13995 BD BD+31 4125 Distance 436.68 Distance ly 1424.45
 
 
WDS 20330+3144 ES 365 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
20330+3144 ES 365 AB 1999 5 263 25.7 8.48 11.80 K2 D 203302.60+314408.3
20330+3144 ES 365 AB 2002 6 264 25.6 8.48 11.80 K2 D 203302.60+314408.3
20330+3144 ES 365 AB 2013 7 264 25.5 8.48 11.80 K2 203302.60+314408.3
20330+3144 ES 365 AB 2015 8 263 25.7 8.48 11.80 K2 203302.60+314408.3

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

 
 
WDS 20330+3144 ES 365 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20330+3144 ES 365 AB : MEASURES
 
 
No records found.

 
 
WDS 20330+3144 : VIRTUAL EYEPIECE
 
 

20330+3144 ES  365A mag 8.48 Sp K2 20330+3144 ES  365B sep 21.9 P.A. 262.10 mag 11.8 20330+3144 ES  365C sep 33.7 P.A. 318.70 mag 11.2 20330+3144 ES  365D sep 35.6 P.A. 316.70 mag 12.4 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 20330+3144 : ALADIN DSS IMAGE @ 20h 33m 02.60s +31° 44' 08.3"
 
 
 
 
WDS 20330+3144 ES 365 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


20330+3144  ES  365AB distance=0' 20330+3144  ES  365CD distance=1' 20325+3147  TDT2346 distance=8' 20327+3140  HJ 1532 distance=11' 20320+3136  ES 2436 distance=16' 20333+3128  TDT2368 distance=17' 20332+3211  TDT2365 distance=27' 20320+3208  TDT2343 distance=27' 20350+3130  TDT2396 distance=29' 20306+3138  RAO 437 distance=32' 20348+3212  TDT2392 distance=36' 20358+3152  TDT2404 distance=37' 20330+3108  TDT2360 distance=37' 20326+3221  TDT2348 distance=38' 20299+3129  TDT2323 distance=43' 20365+3149  TDS1085 distance=45' 20327+3229  TDT2353 distance=45' 20329+3056  COU1326 distance=48' 20368+3157  J   568 distance=50' 20347+3230  STF2700 distance=52' 20290+3142  TDT2316 distance=52' 20366+3209  TDT2417 distance=52' 20371+3138  TDT2425 distance=52' 20332+3052  TDT2366 distance=53' 20300+3222  COU1960 distance=54' 20326+3049  TDT2349 distance=56' 20376+3138  COU1328 distance=58' 20375+3134  STFA 53AB distance=59' 20375+3134  STFA 53AC distance=59' 20375+3134  FYM 138AH distance=59' 20375+3134  FYM 138BD distance=59' 20375+3134  FYM 138BE distance=59' 20375+3134  FYM 138BF distance=59' 20375+3134  FYM 138BG distance=59' 20371+3217  STN  51 distance=61' 20334+3246  TDS1081 distance=62' 20286+3118  COU1325 distance=63' 20281+3153  TDT2303 distance=64' 20355+3241  COU1632 distance=65' 20282+3124  ES 2435 distance=66' 20280+3128  TDS1074 distance=67' 20377+3112  BRT 283 distance=68' 20302+3245  J   843 distance=72' 20275+3145  ES  364 distance=72' 20378+3224  ARY  48 distance=72' 20294+3048  HJ 1521 distance=73' 20311+3253  SKF2393 distance=73' 20280+3220  ES 2375 distance=74' 20363+3044  TDT2411 distance=74' 20339+3258  GYL  36 distance=74' 20382+3109  AG  261 distance=75' 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 20330+3144 ES 365 AB 263 25.7
Show 20330+3144 ES 365 AC 319 33.6
Show 20330+3144 ES 365 CD 283 2.7 1
Show 20325+3147 TDT2346 53 0.8 8
Show 20327+3140 HJ 1532 305 12.5 11
Show 20320+3136 ES 2436 306 6.7 16
Show 20333+3128 TDT2368 18 2.1 17
Show 20332+3211 TDT2365 180 2.7 27
Show 20320+3208 TDT2343 2 0.8 27
Show 20350+3130 TDT2396 144 0.6 29
Show 20306+3138 RAO 437 66 3.1 32
Show 20348+3212 TDT2392 121 0.6 36
Show 20358+3152 TDT2404 68 1.9 37
Show 20330+3108 TDT2360 315 0.9 37
Show 20326+3221 TDT2348 172 0.8 38
Show 20299+3129 TDT2323 44 0.6 43
Show 20365+3149 TDS1085 58 1.5 45
Show 20327+3229 TDT2353 213 0.5 45
Show 20329+3056 COU1326 263 0.4 48
Show 20368+3157 J 568 351 5.0 50
Show 20347+3230 STF2700 284 24.1 52
Show 20290+3142 TDT2316 189 2.1 52
Show 20366+3209 TDT2417 18 1.1 52
Show 20371+3138 TDT2425 261 0.5 52
Show 20332+3052 TDT2366 146 0.7 53
Show 20300+3222 COU1960 217 0.9 54
Show 20326+3049 TDT2349 60 0.6 56
Show 20376+3138 COU1328 35 2.8 58
Show 20375+3134 STFA 53 AB 177 182.7 59
Show 20375+3134 STFA 53 AC 71.3 59
Show 20375+3134 FYM 138 AH 89 111.0 59
Show 20375+3134 FYM 138 BD 35 41.0 59
Show 20375+3134 FYM 138 BE 29 58.4 59
Show 20375+3134 FYM 138 BF 81 38.8 59
Show 20375+3134 FYM 138 BG 83 62.5 59
Show 20371+3217 STN 51 269 32.6 61
Show 20334+3246 TDS1081 140 1.2 62
Show 20286+3118 COU1325 222 0.2 63
Show 20281+3153 TDT2303 143 2.7 64
Show 20355+3241 COU1632 254 0.6 65
Show 20282+3124 ES 2435 241 3.4 66
Show 20280+3128 TDS1074 334 1.5 67
Show 20377+3112 BRT 283 266 4.3 68
Show 20302+3245 J 843 138 4.0 72
Show 20275+3145 ES 364 279 7.3 72
Show 20378+3224 ARY 48 41 53.3 72
Show 20294+3048 HJ 1521 194 15.4 73
Show 20311+3253 SKF2393 330 3.5 73
Show 20280+3220 ES 2375 11 7.0 74
Show 20363+3044 TDT2411 90 0.8 74
Show 20339+3258 GYL 36 152 20.9 74

 
 
WDS 20330+3144 : COMPONENTS
 
 
  A B C
B pa=262.1°
sep=21.90"
 
C pa=318.7°
sep=33.66"
pa=359.0°
sep=28.30"
 
D pa=316.7°
sep=35.59"
pa=354.6°
sep=29.02"
pa=285.0°
sep=2.30"
 
 
20330+3144 A
 
 
Coord arcsec 2000 203302.60+314408.3 Mag 8.48 Spectral class K2 (yellow-orange) PmRA 4.00
PmDE -3.0 HIP 101404 Tycho2 2686-00827-1 ADS 13995
BD BD+31 4125
Tycho2
Tycho2 2686-00827-1 Pflag RAmdeg 308.26083847 DEmdeg 31.73562445
PmRA 4.7 PmDE -2.0 E RAmdeg 8 E DEmdeg 7
E pmRA 1.1 E pmDE 1.1 EpRAm 1990.45 EpDEm 1990.96
Num 13 Q RAmdeg 1.1 Q DEmdeg 0.6 Q pmRA 1.2
Q pmDE 0.6 BTmag 10.080 E BTmag 0.024 VTmag 8.483
E VTmag 0.012 Prox 999 TYC T HIP 101404
CCDM RAdeg 308.26082444 DEdeg 31.73562889 EpRA 1990 1.58
EpDE 1990 1.71 E RAdeg 7.6 E DEdeg 7.0 Posflg
Corr 0.2
Hipparcos
Catalog H HIP 101404 Proxy RAhms 20 33 02.60
DEdms +31 44 08.3 Vmag 8.33 VarFlag R Vmag H
RAdeg 308.261 DEdeg 31.7356 AstroRef Plx 2.08
CCDM 20330+3144 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD BD BD+31 4125
CD CP Dm number +31 4125 VIred 1.24
SpType K2 R SpType Coord arcsec 2000 203302.60+314408.3
Hipparcos 2
HIP 101404 Sn 5 So 0 Nc 1
RArad 5.3801663491 DErad 0.5538912001 Plx 2.29 PmRA 5.31
PmDE -2.95 E RArad 0.46 E DErad 0.53 E Plx 0.81
E pmRA 0.62 E pmDE 0.61 Hpmag 8.4885 E Hpmag 0.0015
SHp 0.017 VA 0 BV 1.304 E BV 0.018
VI 1.26
CCDM
Ccdm 20330+3144 RComp Comp A Note1
Note2 Discov num DRAs 2.58 DDEs 8.3
R dRAs 10 Year Theta Rho
Obs 4 Vmag 8.0 Sp PmNote *
PmRA -3 PmDE -2 Dm number +31 4125 Cat1 BD
Name2 +31 2044 Cat2 AGK2/3 HD M HD
ADS BDS A13995 M ADS BDS N IDS IDS 20290N3124A
HIC 101404
 
 
20330+3144 B
 
 
Coord arcsec 2000 203300.90+314405.3 Mag 11.8 PmRA 8.00 PmDE 0.0
Calc delta mag 3.32 Calc coord yes
CCDM
Ccdm 20330+3144 RComp Comp B Note1
Note2 Discov num ES 365 DRAs DDEs
R dRAs Year 1906 Theta 262 Rho 25.7
Obs 1 Vmag 11.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13995 M ADS BDS N IDS IDS 20290N3124B
HIC
 
 
20330+3144 C
 
 
Coord arcsec 2000 203300.86+314433.6 Coord calc 203300.86+314433.6 Mag 11.2 PmRA 60.00
PmDE -17.0 Calc delta mag 2.72
CCDM
Ccdm 20330+3144 RComp Comp C Note1
Note2 Discov num ES 365 DRAs DDEs
R dRAs Year 1906 Theta 319 Rho 33.7
Obs 1 Vmag 12.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13995 M ADS BDS N IDS IDS 20290N3124C
HIC
 
 
20330+3144 D
 
 
Coord arcsec 2000 203300.69+314434.2 Mag 12.4 PmRA -8.00 PmDE 3.0
Calc delta mag 3.92 Calc coord yes
CCDM
Ccdm 20330+3144 RComp C Comp D Note1
Note2 Discov num ES 365 DRAs DDEs
R dRAs Year 1906 Theta 288 Rho 2.5
Obs 1 Vmag 12.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13995 M ADS BDS N IDS IDS 20290N3124D
HIC