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Doubles in session


Current system
19521+3148
ES 2428 BC


Nearby doubles
7' : 19520+3142
ES 355

9' : 19525+3156
ES 2429

9' : 19522+3139
ES 356

11' : 19530+3146
GRV 291

11' : 19527+3157
A 377

25' : 19504+3141
TDT1793

25' : 19506+3200
BRT 270

26' : 19503+3147
RAO 418AB

27' : 19543+3146
LFR 32AB

27' : 19542+3137
TDT1837

31' : 19501+3158
ES 2427AB

31' : 19515+3215
LDS1030

33' : 19503+3127
COU1468

33' : 19501+3130
J 780

35' : 19543+3210
HJ 1451

37' : 19494+3147
COU1467

38' : 19521+3225
COU1623

39' : 19553+3146
COU1469

41' : 19517+3108
ES 357AB

41' : 19495+3127
TDT1780

43' : 19505+3224
TDT1794

44' : 19552+3125
GRV 295

45' : 19489+3202
A 375

49' : 19493+3116
GRV 285

49' : 19510+3236
ES 2372

50' : 19484+3144
ES 354



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.

19521+3148 ES 2428 BC

 
 
19h 52m 15.29s +31° 47' 46.0" P.A. 256.00 sep 5.1 mag 11.10,11.10
 
 
Coord 2000 19521+3148 Discov num ES 2428 Comp BC Coord arcsec 2000 19 52 15.29 +31 47 46.0
Date first 1930 Date last 2015 Obs 8
Pa first 246 Pa last 256.3 P.A. Now (θ) 256.3°
Sep first 3.8 Sep last 5.112 Sep. Now (ρ) 5.112"
Mag pri 11.10 Mag sec 11.10 delta mag (ΔM) 0 Spectral class
Pri motion ra +020 Sec motion ra -022
Pri motion dec -006 Sec motion dec -003
Notes
rPM=1.896
This double is not physical.
 
 
19521+3148 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 331413 68995 19 52 08 +31 47 46 ES 2428 AB 2015 10 90 89.1 8.82 11.10 2.28
Show 19 52 15 +31 47 46 ES 2428 BC 2015 8 256 5.1 11.10 11.10 0.00 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 2033819129560203264
 
 
WDS 19521+3148 ES 2428 BC : 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
19521+3148 ES 2428 BC 2006 3 255 4.9 11.10 11.10 D 195215.29+314746.0
19521+3148 ES 2428 BC 2015 5 256 5.1 11.10 11.10 195215.29+314746.0

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

 
 
WDS 19521+3148 ES 2428 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19521+3148 ES 2428 BC : MEASURES
 
 
No records found.

 
 
WDS 19521+3148 : VIRTUAL EYEPIECE
 
 

19521+3148 ES 2428A mag 8.82 Sp B8 19521+3148 ES 2428B mag 11.1 19521+3148 ES 2428C sep 84.9 P.A. 90.80 mag 11.1 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 19521+3148 : ALADIN DSS IMAGE @ 19h 52m 15.29s +31° 47' 46.0"
 
 
 
 
WDS 19521+3148 ES 2428 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19521+3148 ES 2428BC distance=0' 19521+3148 ES 2428AB distance=2' 19520+3142 ES 355 distance=7' 19525+3156 ES 2429 distance=9' 19522+3139 ES 356 distance=9' 19530+3146 GRV 291 distance=11' 19527+3157 A 377 distance=11' 19504+3141 TDT1793 distance=25' 19506+3200 BRT 270 distance=25' 19503+3147 RAO 418AB distance=26' 19503+3147 RAO 418AC distance=26' 19543+3146 LFR 32AB distance=27' 19543+3146 LFR 32AC distance=27' 19543+3146 LFR 32AD distance=27' 19542+3137 TDT1837 distance=27' 19501+3158 HDS2823Aa,Ab distance=31' 19501+3158 ES 2427AB distance=31' 19515+3215 LDS1030 distance=31' 19503+3127 COU1468 distance=33' 19501+3130 J 780 distance=33' 19543+3210 HJ 1451 distance=35' 19494+3147 COU1467 distance=37' 19521+3225 COU1623 distance=38' 19553+3146 COU1469 distance=39' 19517+3108 ES 357AB distance=41' 19517+3108 STT 389AC distance=41' 19495+3127 TDT1780 distance=41' 19505+3224 TDT1794 distance=43' 19552+3125 GRV 295 distance=44' 19489+3202 A 375 distance=45' 19493+3116 GRV 285 distance=49' 19510+3236 ES 2372 distance=49' 19484+3144 ES 354 distance=50' 19500+3235 JOD 18 distance=55' 19565+3156 J 782 distance=56' 19480+3206 WFC 226 distance=57' 19500+3243 ES 2371CD distance=63' 19500+3243 ES 2371AB distance=63' 19500+3243 ES 2371AC distance=63' 19500+3243 ABH 125AE distance=63' 19500+3243 ABH 125AF distance=63' 19500+3243 ABH 125AG distance=63' 19500+3243 ABH 125AH distance=63' 19500+3243 ABH 125AI distance=63' 19500+3243 ABH 125AJ distance=63' 19572+3203 KPP1143 distance=65' 19472+3141 DAM 374 distance=66' 19469+3204 BU 147AB distance=71' 19469+3204 WAL 120AC distance=71' 19506+3255 BLL 42 distance=71' 19467+3143 HJ 898AB distance=71' 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 19521+3148 ES 2428 BC 256 5.1
Show 19521+3148 ES 2428 AB 90 89.1 2
Show 19520+3142 ES 355 292 13.3 7
Show 19525+3156 ES 2429 112 5.4 9
Show 19522+3139 ES 356 345 6.0 9
Show 19530+3146 GRV 291 6 8.4 11
Show 19527+3157 A 377 263 3.9 11
Show 19504+3141 TDT1793 159 2.1 25
Show 19506+3200 BRT 270 230 5.1 25
Show 19503+3147 RAO 418 AB 40 0.6 26
Show 19503+3147 RAO 418 AC 267 7.7 26
Show 19543+3146 LFR 32 AB 239 17.5 27
Show 19543+3146 LFR 32 AC 289 11.6 27
Show 19543+3146 LFR 32 AD 246 23.9 27
Show 19542+3137 TDT1837 142 0.5 27
Show 19501+3158 HDS2823 Aa,Ab 91 0.7 31
Show 19501+3158 ES 2427 AB 50 16.1 31
Show 19515+3215 LDS1030 248 8.4 31
Show 19503+3127 COU1468 151 0.7 33
Show 19501+3130 J 780 91 2.5 33
Show 19543+3210 HJ 1451 232 10.6 35
Show 19494+3147 COU1467 186 1.7 37
Show 19521+3225 COU1623 215 1.6 38
Show 19553+3146 COU1469 210 0.2 39
Show 19517+3108 ES 357 AB 309 10.1 41
Show 19517+3108 STT 389 AC 184 12.7 41
Show 19495+3127 TDT1780 53 0.4 41
Show 19505+3224 TDT1794 156 0.5 43
Show 19552+3125 GRV 295 167 34.2 44
Show 19489+3202 A 375 159 1.2 45
Show 19493+3116 GRV 285 357 24.6 49
Show 19510+3236 ES 2372 120 2.6 49
Show 19484+3144 ES 354 334 9.7 50
Show 19500+3235 JOD 18 345 0.2 55
Show 19565+3156 J 782 67 2.5 56
Show 19480+3206 WFC 226 297 8.9 57
Show 19500+3243 ES 2371 CD 179 2.9 63
Show 19500+3243 ES 2371 AB 259 9.1 63
Show 19500+3243 ES 2371 AC 135 18.3 63
Show 19500+3243 ABH 125 AE 19 48.1 63
Show 19500+3243 ABH 125 AF 112 26.1 63
Show 19500+3243 ABH 125 AG 124 42.0 63
Show 19500+3243 ABH 125 AH 127 63.7 63
Show 19500+3243 ABH 125 AI 67 55.8 63
Show 19500+3243 ABH 125 AJ 101 155.7 63
Show 19572+3203 KPP1143 292 8.9 65
Show 19472+3141 DAM 374 296 9.1 66
Show 19469+3204 BU 147 AB 288 13.3 71
Show 19469+3204 WAL 120 AC 242 31.2 71
Show 19506+3255 BLL 42 255 154.2 71
Show 19467+3143 HJ 898 AB 271 5.8 71

 
 
WDS 19521+3148 : COMPONENTS
 
 
  A B
B pa=0.0°
sep=0.00"
 
C pa=90.8°
sep=84.90"
pa=254.0°
sep=4.39"
 
 
19521+3148 A
 
 
Name HD 331413 Coord arcsec 2000 195208.30+314746.0 Mag 8.82 Spectral class B8 (blue-white)
PmRA 2.00 PmDE 2.0 SAO 68995 HIP 97778
Tycho2 2669-00944-1 HD 331413 BD BD+31 3815
Tycho2
Tycho2 2669-00944-1 Pflag RAmdeg 298.03460653 DEmdeg 31.79612604
PmRA 1.4 PmDE 3.4 E RAmdeg 7 E DEmdeg 6
E pmRA 1.8 E pmDE 1.7 EpRAm 1991.20 EpDEm 1991.49
Num 7 Q RAmdeg 0.7 Q DEmdeg 0.7 Q pmRA 0.7
Q pmDE 0.6 BTmag 8.778 E BTmag 0.017 VTmag 8.825
E VTmag 0.014 Prox 999 TYC T HIP 97778
CCDM RAdeg 298.03460250 DEdeg 31.79611833 EpRA 1990 1.62
EpDE 1990 1.74 E RAdeg 6.7 E DEdeg 6.3 Posflg
Corr 0.1
SAO
SAO 68995 DelFlag RA1950 PmRA1950 0.001
DE1950 PmDE1950 0.011 Vmag 8.4 SpType B5
Double code Source 6 CatNum 1902 DM BD+31 3815
DMcomp BDsup HD 331413 M HD 0
GC RA1950rad 5.19315934 DE1950rad 0.5526813 PmRA2000 0.0012
PmDE2000 0.009
Hipparcos
Catalog H HIP 97778 Proxy RAhms 19 52 08.30
DEdms +31 47 46.0 Vmag 8.83 VarFlag R Vmag H
RAdeg 298.035 DEdeg 31.7961 AstroRef Plx 1.42
CCDM 19522+3148 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 331413 BD BD+31 3815
CD CP Dm number +31 3815 VIred -0.07
SpType B5 R SpType Coord arcsec 2000 195208.30+314746.0
Hipparcos 2
HIP 97778 Sn 5 So 0 Nc 1
RArad 5.2016850498 DErad 0.5549469365 Plx 1.79 PmRA 5.49
PmDE 1.45 E RArad 0.53 E DErad 0.63 E Plx 0.85
E pmRA 0.63 E pmDE 0.69 Hpmag 8.8271 E Hpmag 0.0019
SHp 0.021 VA 0 BV -0.046 E BV 0.015
VI -0.02
 
 
19521+3148 B
 
 
Coord arcsec 2000 195215.29+314746.0 Coord calc 195215.29+314746.0 Mag 11.1 PmRA 20.00
PmDE -6.0 Calc delta mag 2.28
 
 
19521+3148 C
 
 
Coord arcsec 2000 195214.96+314744.8 Mag 11.1 PmRA -22.00 PmDE -3.0
Calc delta mag 2.28 Calc coord yes