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Doubles in session


Current system
20483+5054
ES 998


Nearby doubles
15' : 20496+5047
HDS2968

25' : 20499+5036
CBL 87

26' : 20486+5029
BU 366AB

29' : 20457+5040
STT 412AB

41' : 20511+5125
BU 155AB

42' : 20441+5043
LEP 171

46' : 20449+5023
SKF2395

49' : 20496+5008
ES 94AB

53' : 20465+5005
HDS2958

53' : 20466+5004
HDS2959

54' : 20472+5148
BU 365

61' : 20487+5155
STF2732

68' : 20422+5020
BU 675AB

69' : 20457+4951
TDT2521

73' : 20421+5013
ES 91AB

78' : 20564+5044
BU 1137

87' : 20574+5104
ES 999

88' : 20429+5206
ES 995

90' : 20479+5224
ES 93

93' : 20570+5013
TDT2651

94' : 20435+5217
TVB 6

99' : 20379+5106
ES 88AB

100' : 20521+4923
ES 811

100' : 20383+5023
HU 588AB

101' : 20585+5028
STF2741AB

102' : 20380+5025
DAM 294



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.

20483+5054 ES 998

 
 
20h 48m 17.52s +50° 54' 44.3" P.A. 176.00 sep 3.2 mag 10.90,11.20 Sp G5:
 
 
Coord 2000 20483+5054 Discov num ES  998 Comp Coord arcsec 2000 20 48 17.52 +50 54 44.3
Date first 1910 Date last 2016 Obs 7
Pa first 167 Pa last 176.1 P.A. Now (θ) 176.1°
Sep first 3.6 Sep last 3.204 Sep. Now (ρ) 3.204"
Mag pri 10.90 Mag sec 11.20 delta mag (ΔM) 0.3 Spectral class G5: (yellow)
Pri motion ra +022 Sec motion ra
Pri motion dec +017 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3586-00107-1 Gaia DR2 2169914509845181952
 
 
WDS 20483+5054 ES 998 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
20483+5054 ES 998 2001 3 177 3.2 10.90 11.20 204817.52+505444.3
20483+5054 ES 998 2003 4 176 3.2 10.90 11.20 204817.52+505444.3
20483+5054 ES 998 2010 5 172 3.9 10.90 11.20 G5: 204817.52+505444.3
20483+5054 ES 998 2015 5 176 3.2 10.90 11.20 G5: 204817.52+505444.3
20483+5054 ES 998 2016 7 176 3.2 10.90 11.20 G5: 204817.52+505444.3

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

 
 
WDS 20483+5054 ES 998 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20483+5054 ES 998 : MEASURES
 
 
No records found.

 
 
WDS 20483+5054 : VIRTUAL EYEPIECE
 
 

20483+5054 ES 998A mag 10.9 Sp G5: 20483+5054 ES 998B sep 3.2 P.A. 177.50 mag 11.2 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 20483+5054 : ALADIN DSS IMAGE @ 20h 48m 17.52s +50° 54' 44.3"
 
 
 
 
WDS 20483+5054 ES 998 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20483+5054 ES 998 distance=0' 20496+5047 HDS2968 distance=15' 20499+5036 CBL 87 distance=25' 20486+5029 BU 366AB distance=26' 20486+5029 BU 366AC distance=26' 20486+5029 D 23CD distance=26' 20457+5040 STT 412AB distance=29' 20457+5040 STT 412AC distance=29' 20457+5040 STT 412BC distance=29' 20511+5125 BU 155AB distance=41' 20511+5125 BU 155AC distance=41' 20511+5125 BU 155AD distance=41' 20441+5043 LEP 171 distance=42' 20449+5023 SKF2395 distance=46' 20496+5008 ES 94BC distance=48' 20496+5008 ES 94AB distance=49' 20496+5008 GUI 34AD distance=49' 20465+5005 HDS2958 distance=53' 20466+5004 HDS2959 distance=53' 20472+5148 BU 365 distance=54' 20487+5155 STF2732 distance=61' 20422+5020 BU 675AB distance=68' 20422+5020 BU 675AC distance=68' 20422+5020 BU 675AD distance=68' 20422+5020 BU 675AE distance=68' 20457+4951 TDT2521 distance=69' 20421+5013 ES 91AB distance=73' 20421+5013 ES 91AC distance=73' 20421+5013 ES 91BC distance=73' 20564+5044 BU 1137 distance=78' 20574+5104 ES 999 distance=87' 20429+5206 ES 995 distance=88' 20479+5224 ES 93 distance=90' 20570+5013 TDT2651 distance=93' 20435+5217 TVB 6 distance=94' 20379+5106 KPP4397BC distance=99' 20379+5106 ES 88AB distance=99' 20379+5106 KPP4397AC distance=99' 20379+5106 KPP4397CD distance=99' 20521+4923 ES 811 distance=100' 20585+5028 BU 9007CD distance=100' 20383+5023 HU 588AB distance=100' 20585+5028 STF2741AB distance=101' 20585+5028 STF2741AC distance=101' 20380+5025 DAM 294 distance=102' 20434+4923 STJ 111 distance=103' 20438+4921 HEI 911 distance=105' 20376+5028 L 49 distance=105' 20378+5018 DAM 293 distance=107' 20418+4929 HEI 910 distance=107' 20379+5144 OSO 128AB distance=110' 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 20483+5054 ES 998 176 3.2
Show 20496+5047 HDS2968 69 0.3 15
Show 20499+5036 CBL 87 2 25.0 25
Show 20486+5029 BU 366 AB 130 1.5 26
Show 20486+5029 BU 366 AC 105 51.1 26
Show 20486+5029 D 23 CD 5 1.7 26
Show 20457+5040 STT 412 AB 279 26.0 29
Show 20457+5040 STT 412 AC 268 26.2 29
Show 20457+5040 STT 412 BC 186 5.0 29
Show 20511+5125 BU 155 AB 40 0.7 41
Show 20511+5125 BU 155 AC 40 14.8 41
Show 20511+5125 BU 155 AD 48 191.8 41
Show 20441+5043 LEP 171 172 4.4 42
Show 20449+5023 SKF2395 204 4.1 46
Show 20496+5008 ES 94 BC 79 2.5 48
Show 20496+5008 ES 94 AB 15 102.7 49
Show 20496+5008 GUI 34 AD 58 86.9 49
Show 20465+5005 HDS2958 334 0.1 53
Show 20466+5004 HDS2959 21 0.5 53
Show 20472+5148 BU 365 288 17.2 54
Show 20487+5155 STF2732 73 4.3 61
Show 20422+5020 BU 675 AB 102 3.3 68
Show 20422+5020 BU 675 AC 185 28.8 68
Show 20422+5020 BU 675 AD 329 33.3 68
Show 20422+5020 BU 675 AE 240 72.0 68
Show 20457+4951 TDT2521 236 0.3 69
Show 20421+5013 ES 91 AB 189 4.6 73
Show 20421+5013 ES 91 AC 235 17.6 73
Show 20421+5013 ES 91 BC 247 14.8 73
Show 20564+5044 BU 1137 350 7.4 78
Show 20574+5104 ES 999 262 3.2 87
Show 20429+5206 ES 995 107 8.6 88
Show 20479+5224 ES 93 321 26.0 90
Show 20570+5013 TDT2651 209 1.9 93
Show 20435+5217 TVB 6 318 11.7 94
Show 20379+5106 KPP4397 BC 201 49.0 99
Show 20379+5106 ES 88 AB 127 7.8 99
Show 20379+5106 KPP4397 AC 193 51.7 99
Show 20379+5106 KPP4397 CD 35 2.2 99
Show 20521+4923 ES 811 158 1.4 100
Show 20585+5028 BU 9007 CD 50 13.3 100
Show 20383+5023 HU 588 AB 245 2.0 100
Show 20585+5028 STF2741 AB 24 2.0 101
Show 20585+5028 STF2741 AC 355 138.6 101
Show 20380+5025 DAM 294 258 4.1 102
Show 20434+4923 STJ 111 64 0.9 103
Show 20438+4921 HEI 911 125 2.4 105
Show 20376+5028 L 49 82 4.1 105
Show 20378+5018 DAM 293 286 4.8 107
Show 20418+4929 HEI 910 201 1.6 107
Show 20379+5144 OSO 128 AB 58 8.9 110

 
 
WDS 20483+5054 : COMPONENTS
 
 
  A
B pa=177.5°
sep=3.20"
 
 
20483+5054 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204817.52+505444.3 Mag 10.9 Spectral class G5: (yellow)
PmRA 22.00 PmDE 17.0 Tycho2 3586-00107-1
Tycho2
Tycho2 3586-00107-1 Pflag RAmdeg 312.07298370 DEmdeg 50.91232350
PmRA 22.5 PmDE 13.7 E RAmdeg 45 E DEmdeg 43
E pmRA 2.3 E pmDE 2.2 EpRAm 1987.02 EpDEm 1987.01
Num 3 Q RAmdeg 0.6 Q DEmdeg 0.4 Q pmRA 0.7
Q pmDE 0.4 BTmag 11.500 E BTmag 0.077 VTmag 10.869
E VTmag 0.069 Prox 830 TYC T HIP
CCDM RAdeg 312.07289972 DEdeg 50.91229167 EpRA 1990 1.52
EpDE 1990 1.60 E RAdeg 46.1 E DEdeg 44.1 Posflg
Corr 0.1
 
 
20483+5054 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204817.53+505441.1 Mag 11.2 Calc delta mag 0.3
Calc coord yes