stampa
Login

Create your own observing lists in a few clicks and save them.
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
21055+4758
ES 816


Nearby doubles
11' : 21057+4748
BU 158AB

11' : 21063+4751
BUP9010AB

15' : 21043+4806
ARN 51

22' : 21072+4744
ES 817AB

22' : 21066+4739
ES 32

27' : 21065+4823
BU 836AB

38' : 21019+4802
COU2650

38' : 21089+4815
ARG 42AB

43' : 21092+4737
TDT2786

45' : 21077+4718
A 759

47' : 21100+4811
RAO 448

47' : 21100+4745
A 761

48' : 21097+4820
COU2545

49' : 21016+4730
HDS2997

50' : 21011+4738
RAO 446

52' : 21068+4708
ES 1169

53' : 21105+4742
BU 159AB

55' : 21090+4716
ES 512AB

55' : 21009+4730
BU 1290AB

56' : 21102+4828
KPP4226

56' : 21103+4828
TOI1343

57' : 21070+4704
BRT1142

58' : 21077+4851
ES 818AB

58' : 21050+4855
CVE 25

60' : 20598+4743
ES 815

60' : 21050+4858
TDT2728



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.

21055+4758 ES 816

 
 
21h 05m 33.29s +47° 58' 10.2" P.A. 36.00 sep 2.6 mag 9.86,10.83
 
 
Coord 2000 21055+4758 Discov num ES  816 Comp Coord arcsec 2000 21 05 33.29 +47 58 10.2
Date first 1909 Date last 2018 Obs 11
Pa first 34 Pa last 35.6 P.A. Now (θ) 35.6°
Sep first 2.6 Sep last 2.64 Sep. Now (ρ) 2.64"
Mag pri 9.86 Mag sec 10.83 delta mag (ΔM) 0.97 Spectral class
Pri motion ra +006 Sec motion ra +028
Pri motion dec -003 Sec motion dec +020
Notes
rPM=0.925
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3592-04173-2 Gaia DR2 2165431049330930048 ADS 14624
 
 
WDS 21055+4758 ES 816 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
21055+4758 ES 816 2000 5 36 2.5 9.86 10.83 210533.29+475810.2
21055+4758 ES 816 2003 6 36 2.5 9.86 10.83 210533.29+475810.2
21055+4758 ES 816 2016 8 36 2.6 9.86 10.83 210533.29+475810.2
21055+4758 ES 816 2018 9 36 2.6 9.86 10.83 210533.29+475810.2

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

 
 
WDS 21055+4758 ES 816 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21055+4758 ES 816 : MEASURES
 
 
No records found.

 
 
WDS 21055+4758 : VIRTUAL EYEPIECE
 
 

21055+4758 ES 816A mag 9.86 21055+4758 ES 816B sep 2.4 P.A. 25.60 mag 10.83 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 21055+4758 : ALADIN DSS IMAGE @ 21h 05m 33.29s +47° 58' 10.2"
 
 
 
 
WDS 21055+4758 ES 816 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21055+4758 ES 816 distance=0' 21057+4748 BU 158AB distance=11' 21063+4751 BUP9010AB distance=11' 21063+4751 BUP9010AC distance=11' 21063+4751 BUP9010AD distance=11' 21043+4806 ARN 51 distance=15' 21072+4744 ES 817AB distance=22' 21072+4744 ES 817AC distance=22' 21072+4744 ES 817AD distance=22' 21066+4739 ES 32 distance=22' 21065+4823 BU 836CD distance=27' 21065+4823 BU 836AB distance=27' 21065+4823 BU 836AB,C distance=27' 21019+4802 COU2650 distance=38' 21089+4815 ARG 42AB distance=38' 21089+4815 ARG 42AC distance=38' 21089+4815 ARG 42BC distance=38' 21092+4737 TDT2786 distance=43' 21077+4718 A 759 distance=45' 21100+4811 RAO 448 distance=47' 21100+4745 A 761 distance=47' 21097+4820 COU2545 distance=48' 21016+4730 HDS2997 distance=49' 21011+4738 RAO 446 distance=50' 21068+4708 ES 1169 distance=52' 21105+4742 BU 159AB distance=53' 21105+4742 STTA215AC distance=53' 21105+4742 BU 159AD distance=53' 21105+4742 LV 23AE distance=53' 21090+4716 ES 512AB distance=55' 21009+4730 BU 1290BD distance=55' 21009+4730 BU 1290AB distance=55' 21009+4730 BU 1290AC distance=55' 21102+4828 KPP4226 distance=56' 21103+4828 TOI1343 distance=56' 21070+4704 BRT1142 distance=57' 21077+4851 ES 818AB distance=58' 21050+4855 CVE 25 distance=58' 21077+4851 ES 818BC distance=58' 20598+4743 ES 815 distance=60' 21050+4858 TDT2728 distance=60' 20598+4731 MCA 65Aa,Ab distance=64' 20598+4731 STF2743AB distance=64' 20598+4731 STF2743AC distance=64' 20598+4731 STF2743AD distance=64' 20598+4731 STF2743AE distance=64' 21047+4902 HU 590 distance=65' 21105+4713 TDT2803 distance=67' 21037+4652 YSC 14 distance=69' 21001+4841 BU 1210AB distance=70' 21001+4841 STT 425AC distance=70' 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 21055+4758 ES 816 36 2.6
Show 21057+4748 BU 158 AB 304 11.0 11
Show 21063+4751 BUP9010 AB 61 28.5 11
Show 21063+4751 BUP9010 AC 315 50.0 11
Show 21063+4751 BUP9010 AD 322 53.9 11
Show 21043+4806 ARN 51 340 47.3 15
Show 21072+4744 ES 817 AB 350 10.0 22
Show 21072+4744 ES 817 AC 347 22.2 22
Show 21072+4744 ES 817 AD 85 23.7 22
Show 21066+4739 ES 32 159 15.7 22
Show 21065+4823 BU 836 CD 64 1.4 27
Show 21065+4823 BU 836 AB 177 0.8 27
Show 21065+4823 BU 836 AB,C 218 27.5 27
Show 21019+4802 COU2650 256 2.0 38
Show 21089+4815 ARG 42 AB 60 21.0 38
Show 21089+4815 ARG 42 AC 333 41.8 38
Show 21089+4815 ARG 42 BC 306 45.9 38
Show 21092+4737 TDT2786 240 0.7 43
Show 21077+4718 A 759 24 4.1 45
Show 21100+4811 RAO 448 3 3.5 47
Show 21100+4745 A 761 56 0.4 47
Show 21097+4820 COU2545 74 0.7 48
Show 21016+4730 HDS2997 232 1.9 49
Show 21011+4738 RAO 446 338 1.7 50
Show 21068+4708 ES 1169 89 4.8 52
Show 21105+4742 BU 159 AB 313 1.2 53
Show 21105+4742 STTA215 AC 189 136.7 53
Show 21105+4742 BU 159 AD 145 14.8 53
Show 21105+4742 LV 23 AE 338 46.8 53
Show 21090+4716 ES 512 AB 1 13.4 55
Show 21009+4730 BU 1290 BD 22 2.5 55
Show 21009+4730 BU 1290 AB 35 9.3 55
Show 21009+4730 BU 1290 AC 266 3.5 55
Show 21102+4828 KPP4226 308 1.9 56
Show 21103+4828 TOI1343 334 0.5 56
Show 21070+4704 BRT1142 220 4.6 57
Show 21077+4851 ES 818 AB 39 48.6 58
Show 21050+4855 CVE 25 157 6.7 58
Show 21077+4851 ES 818 BC 137 2.2 58
Show 20598+4743 ES 815 229 6.4 60
Show 21050+4858 TDT2728 57 2.5 60
Show 20598+4731 MCA 65 Aa,Ab 334 0.1 64
Show 20598+4731 STF2743 AB 353 21.0 64
Show 20598+4731 STF2743 AC 140 26.5 64
Show 20598+4731 STF2743 AD 222 39.3 64
Show 20598+4731 STF2743 AE 59 70.6 64
Show 21047+4902 HU 590 91 0.1 65
Show 21105+4713 TDT2803 183 0.6 67
Show 21037+4652 YSC 14 182 0.1 69
Show 21001+4841 BU 1210 AB 118 2.4 70
Show 21001+4841 STT 425 AC 27 18.2 70

 
 
WDS 21055+4758 : COMPONENTS
 
 
  A
B pa=25.6°
sep=2.38"
 
 
21055+4758 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 210533.29+475810.2 Mag 9.86 PmRA 6.00
PmDE -3.0 ADS 14624 DM BD+47 3283
 
 
21055+4758 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 210533.39+475812.3 Mag 10.83 PmRA 28.00
PmDE 20.0 Tycho2 3592-04173-1 Calc delta mag 0.97 Calc coord yes
Tycho2
Tycho2 3592-04173-1 Pflag RAmdeg 316.38934833 DEmdeg 47.97015630
PmRA 27.8 PmDE 20.2 E RAmdeg 42 E DEmdeg 47
E pmRA 2.2 E pmDE 2.1 EpRAm 1987.69 EpDEm 1985.93
Num 3 Q RAmdeg 1.2 Q DEmdeg 0.5 Q pmRA 1.2
Q pmDE 0.5 BTmag 11.485 E BTmag 0.078 VTmag 10.829
E VTmag 0.072 Prox 25 TYC T HIP
CCDM RAdeg 316.38925361 DEdeg 47.97011000 EpRA 1990 1.79
EpDE 1990 1.75 E RAdeg 42.9 E DEdeg 49.1 Posflg
Corr -0.1