20496+5008 ES 94 BC

 
 
20h 49m 40.39s +50° 09' 17.0" P.A. 79.00 sep 2.5 mag 10.45,11.00 Sp F7V:
 
 
Coord 2000 20496+5008 Discov num ES   94 Comp BC Coord arcsec 2000 20 49 40.39 +50 09 17.0
Date first 1901 Date last 2019 Obs 9
Pa first 80 Pa last 79 P.A. Now (θ) 79°
Sep first 2.4 Sep last 2.54 Sep. Now (ρ) 2.54"
Mag pri 10.45 Mag sec 11.00 delta mag (ΔM) 0.55 Spectral class F7V: (yellow-white)
Pri motion ra +031 Sec motion ra
Pri motion dec +014 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
20496+5008 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 198624 50116 20 49 38 +50 07 38 ES 94 AB 2012 11 15 102.7 6.78 10.45 3.67
Show 50116 20 49 38 +50 07 38 GUI 34 AD 2012 6 58 86.9 6.78 10.75 3.97
Show 20 49 40 +50 09 17 ES 94 BC 2019 9 79 2.5 10.45 11.00 0.55 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 2168194049027032064
 
 
WDS 20496+5008 ES 94 BC : NOTES
 
 
discov_num notes refcode
ES 94 Spectrum of B: F8V.
 
 
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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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)
Gui1912 Ma - Guillaume, J. .
Gui1912 Travaux Lyon Obs. 4, 193, 1912
Gui1931 Ma - Guillaume, J. .
Gui1931 Bull. Obs. Lyon 13, 151, 1931
Gui1932A Ma - Guillaume, J. 1932QB821.A43......
Gui1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20496+5008 ES 94 BC 2003 5 79 2.6 9.90 10.40 N 204940.39+500917.0
20496+5008 ES 94 BC 2015 6 79 2.6 10.45 11.00 F7V: N 204940.39+500917.0
20496+5008 ES 94 BC 2016 8 79 2.6 10.45 11.00 F7V: N 204940.39+500917.0
20496+5008 ES 94 BC 2019 9 79 2.5 10.45 11.00 F7V: N 204940.39+500917.0

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

 
 
WDS 20496+5008 ES 94 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20496+5008 ES 94 BC : MEASURES
 
 
No records found.

 
 
WDS 20496+5008 : VIRTUAL EYEPIECE
 
 

20496+5008 ES 94A mag 6.78 Sp M3II 20496+5008 ES 94B sep 102.8 P.A. 14.70 mag 10.45 Sp F7V: 20496+5008 ES 94C sep 103.7 P.A. 15.50 mag 11 20496+5008 GUI 34D sep 65.8 P.A. 46.10 mag 10.75 Sp III 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 20496+5008 : ALADIN DSS IMAGE @ 20h 49m 40.39s +50° 09' 17.0"
 
 
 
 
WDS 20496+5008 ES 94 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20496+5008 ES 94BC distance=0' 20496+5008 ES 94AB distance=2' 20496+5008 GUI 34AD distance=2' 20486+5029 D 23CD distance=23' 20486+5029 BU 366AB distance=23' 20486+5029 BU 366AC distance=23' 20499+5036 CBL 87 distance=27' 20466+5004 HDS2959 distance=31' 20465+5005 HDS2958 distance=31' 20496+5047 HDS2968 distance=38' 20457+4951 TDT2521 distance=43' 20483+5054 ES 998 distance=48' 20449+5023 SKF2395 distance=48' 20457+5040 STT 412AB distance=49' 20457+5040 STT 412AC distance=49' 20457+5040 STT 412BC distance=50' 20521+4923 ES 811 distance=53' 20441+5043 LEP 171 distance=63' 20570+5013 TDT2651 distance=71' 20422+5020 BU 675AB distance=73' 20422+5020 BU 675AC distance=73' 20422+5020 BU 675AD distance=73' 20422+5020 BU 675AE distance=73' 20470+4901 HDS2962 distance=73' 20564+5044 BU 1137 distance=74' 20421+5013 ES 91AB distance=74' 20421+5013 ES 91AC distance=74' 20421+5013 ES 91BC distance=74' 20540+4905 HEI 913 distance=76' 20434+4923 STJ 111 distance=77' 20438+4921 HEI 911 distance=77' 20511+5125 BU 155AB distance=77' 20511+5125 BU 155AC distance=77' 20511+5125 BU 155AD distance=77' 20572+4936 KPP1431 distance=80' 20585+5028 STF2741AB distance=87' 20585+5028 STF2741AC distance=87' 20418+4929 HEI 910 distance=87' 20585+5028 BU 9007CD distance=87' 20425+4916 ARG 39AB distance=88' 20425+4916 ARG 39AF distance=88' 20425+4916 ARG 39AG distance=88' 20425+4916 ARG 39BC distance=88' 20425+4916 ARG 39BD distance=88' 20425+4916 ARG 39BE distance=88' 20541+4850 CTI5707 distance=91' 20441+4856 HEI 912 distance=91' 20574+5104 ES 999 distance=92' 20595+5013 BU 68 distance=95' 20472+5148 BU 365 distance=102' 20487+5155 STF2732 distance=106' 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 20496+5008 ES 94 BC 79 2.5
Show 20496+5008 ES 94 AB 15 102.7 2
Show 20496+5008 GUI 34 AD 58 86.9 2
Show 20486+5029 D 23 CD 5 1.7 23
Show 20486+5029 BU 366 AB 130 1.5 23
Show 20486+5029 BU 366 AC 105 51.1 23
Show 20499+5036 CBL 87 2 25.0 27
Show 20466+5004 HDS2959 21 0.5 31
Show 20465+5005 HDS2958 334 0.1 31
Show 20496+5047 HDS2968 69 0.3 38
Show 20457+4951 TDT2521 236 0.3 43
Show 20483+5054 ES 998 176 3.2 48
Show 20449+5023 SKF2395 204 4.1 48
Show 20457+5040 STT 412 AB 279 26.0 49
Show 20457+5040 STT 412 AC 268 26.2 49
Show 20457+5040 STT 412 BC 186 5.0 50
Show 20521+4923 ES 811 158 1.4 53
Show 20441+5043 LEP 171 172 4.4 63
Show 20570+5013 TDT2651 209 1.9 71
Show 20422+5020 BU 675 AB 102 3.3 73
Show 20422+5020 BU 675 AC 185 28.8 73
Show 20422+5020 BU 675 AD 329 33.3 73
Show 20422+5020 BU 675 AE 240 72.0 73
Show 20470+4901 HDS2962 222 0.1 73
Show 20564+5044 BU 1137 350 7.4 74
Show 20421+5013 ES 91 AB 189 4.6 74
Show 20421+5013 ES 91 AC 235 17.6 74
Show 20421+5013 ES 91 BC 247 14.8 74
Show 20540+4905 HEI 913 14 2.1 76
Show 20434+4923 STJ 111 64 0.9 77
Show 20438+4921 HEI 911 125 2.4 77
Show 20511+5125 BU 155 AB 40 0.7 77
Show 20511+5125 BU 155 AC 40 14.8 77
Show 20511+5125 BU 155 AD 48 191.8 77
Show 20572+4936 KPP1431 57 10.7 80
Show 20585+5028 STF2741 AB 24 2.0 87
Show 20585+5028 STF2741 AC 355 138.6 87
Show 20418+4929 HEI 910 201 1.6 87
Show 20585+5028 BU 9007 CD 50 13.3 87
Show 20425+4916 ARG 39 AB 184 15.4 88
Show 20425+4916 ARG 39 AF 258 34.4 88
Show 20425+4916 ARG 39 AG 341 52.4 88
Show 20425+4916 ARG 39 BC 100 35.4 88
Show 20425+4916 ARG 39 BD 241 21.1 88
Show 20425+4916 ARG 39 BE 55 44.1 88
Show 20541+4850 CTI5707 148 12.3 91
Show 20441+4856 HEI 912 201 1.7 91
Show 20574+5104 ES 999 262 3.2 92
Show 20595+5013 BU 68 149 2.0 95
Show 20472+5148 BU 365 288 17.2 102
Show 20487+5155 STF2732 73 4.3 106

 
 
WDS 20496+5008 : COMPONENTS
 
 
  A B C
B pa=14.7°
sep=102.85"
 
C pa=15.5°
sep=103.74"
pa=73.1°
sep=1.67"
 
D pa=46.1°
sep=65.81"
pa=158.4°
sep=57.91"
pa=160.0°
sep=57.79"
 
 
20496+5008 A
 
 
Name HD 198624 Coord arcsec 2000 204937.68+500737.5 Mag 6.78 Spectral class M3II (red)
PmRA -13.00 PmDE 5.0 SAO 50116 HIP 102804
Tycho2 3583-01165-1 HD 198624 GC 29061 BD BD+49 3386
Tycho2
Tycho2 3583-01165-1 Pflag RAmdeg 312.40700169 DEmdeg 50.12708577
PmRA -12.3 PmDE 6.6 E RAmdeg 4 E DEmdeg 4
E pmRA 1.0 E pmDE 1.1 EpRAm 1991.49 EpDEm 1991.45
Num 11 Q RAmdeg 1.0 Q DEmdeg 1.0 Q pmRA 1.0
Q pmDE 1.0 BTmag 8.570 E BTmag 0.017 VTmag 6.783
E VTmag 0.010 Prox 999 TYC T HIP 102804
CCDM RAdeg 312.40704583 DEdeg 50.12707028 EpRA 1990 1.75
EpDE 1990 1.66 E RAdeg 4.2 E DEdeg 4.3 Posflg
Corr 0.0
SAO
SAO 50116 DelFlag RA1950 PmRA1950 -0.0033
DE1950 PmDE1950 0.016 Vmag 6.8 SpType Mb
Double code Source 70 CatNum 29061 DM BD+49 3386
DMcomp BDsup HD 198624 M HD 0
GC 29061 RA1950rad 5.44564205 DE1950rad 0.87161864 PmRA2000 -0.003
PmDE2000 0.013
Hipparcos
Catalog H HIP 102804 Proxy RAhms 20 49 37.69
DEdms +50 07 37.5 Vmag 6.5 VarFlag 2 R Vmag G
RAdeg 312.407 DEdeg 50.1271 AstroRef Plx 2.73
CCDM 20496+5008 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 198624 BD BD+49 3386
CD CP Dm number +49 3386 VIred 2.78
SpType F7V: comp R SpType Coord arcsec 2000 204937.69+500737.5
Hipparcos 2
HIP 102804 Sn 5 So 0 Nc 1
RArad 5.4525315759 DErad 0.8748824193 Plx 2.43 PmRA -13.08
PmDE 5.38 E RArad 0.34 E DErad 0.29 E Plx 0.37
E pmRA 0.46 E pmDE 0.33 Hpmag 6.5425 E Hpmag 0.0057
SHp 0.063 VA 2 BV 1.624 E BV 0.005
VI 2.78
CCDM
Ccdm 20496+5008 RComp Comp A Note1
Note2 Discov num DRAs 1.40 DDEs -23.1
R dRAs 70 Year Theta Rho
Obs 3 Vmag 6.9 Sp M2 PmNote *
PmRA -11 PmDE 14 Dm number +49 3386 Cat1 BD
Name2 +49 1720 Cat2 AGK2/3 HD 198624 M HD
ADS BDS A14345 M ADS BDS N IDS IDS 20465N4945A
HIC 102804
 
 
20496+5008 B
 
 
Coord arcsec 2000 204940.39+500917.0 Coord calc 204940.39+500917.0 Mag 10.45 Spectral class F7V: (yellow-white)
PmRA 31.00 PmDE 14.0 Calc delta mag 3.67
CCDM
Ccdm 20496+5008 RComp Comp B Note1
Note2 Discov num ES 94 DRAs 4.33 DDEs 76.2
R dRAs 70 Year 1901 Theta 013 Rho 101.5
Obs 4 Vmag 9.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14345 M ADS BDS N IDS IDS 20465N4945B
HIC
 
 
20496+5008 C
 
 
Coord arcsec 2000 204940.56+500917.5 Mag 11 Calc delta mag 4.22 Calc coord yes
CCDM
Ccdm 20496+5008 RComp B Comp C Note1
Note2 Discov num ES 94 DRAs DDEs
R dRAs Year 1901 Theta 079 Rho 2.5
Obs 4 Vmag 10.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14345 M ADS BDS N IDS IDS 20465N4945C
HIC
 
 
20496+5008 D
 
 
Coord arcsec 2000 204942.61+500823.2 Mag 10.75 Spectral class III PmRA 22.00
PmDE -2.0 Calc delta mag 3.97 Calc coord yes