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Doubles in session


Current system
20449+4425
ES 1332


Nearby doubles
19' : 20432+4431
COU2422

21' : 20461+4410
BRT2275

26' : 20459+4448
ES 2701

26' : 20472+4427
COU2424

31' : 20461+4452
ES 30

35' : 20416+4424
COU2541

35' : 20461+4353
GRV 378

36' : 20433+4456
ES 2699

38' : 20432+4458
BKO 159

39' : 20434+4501
ES 668AB

48' : 20455+4338
A 611

48' : 20452+4337
ES 1449

49' : 20476+4347
CHN 28

49' : 20473+4345
COU2425

50' : 20416+4350
ES 1445

51' : 20436+4514
CBL 85

54' : 20449+4332
ES 1448

55' : 20470+4335
GRV 380AB

57' : 20494+4452
TDS1103

57' : 20400+4405
KPP2366

58' : 20440+4521
KPP3361

60' : 20494+4458
GRV 384

60' : 20427+4521
ES 1270

61' : 20501+4404
STT 595AB

61' : 20415+4336
BVD 270

63' : 20506+4421
CHN 29



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.

20449+4425 ES 1332

 
 
20h 44m 50.15s +44° 25' 03.8" P.A. 325.00 sep 7.0 mag 10.58,11.10
 
 
Coord 2000 20449+4425 Discov num ES 1332 Comp Coord arcsec 2000 20 44 50.15 +44 25 03.8
Date first 1892 Date last 2016 Obs 11
Pa first 323 Pa last 324.6 P.A. Now (θ) 324.6°
Sep first 6.6 Sep last 6.971 Sep. Now (ρ) 6.971"
Mag pri 10.58 Mag sec 11.10 delta mag (ΔM) 0.52 Spectral class
Pri motion ra +004 Sec motion ra -001
Pri motion dec -005 Sec motion dec +003
Notes
rPM=1.473
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3178-01162-1 Gaia DR2 2070113802194631168
 
 
WDS 20449+4425 ES 1332 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
20449+4425 ES 1332 2003 4 324 7.0 10.58 11.10 D 204450.15+442503.8
20449+4425 ES 1332 2010 7 324 6.3 10.58 11.10 204450.15+442503.8
20449+4425 ES 1332 2015 7 325 7.0 10.58 11.10 204450.15+442503.8
20449+4425 ES 1332 2016 11 325 7.0 10.58 11.10 204450.15+442503.8

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

 
 
WDS 20449+4425 ES 1332 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20449+4425 ES 1332 : MEASURES
 
 
No records found.

 
 
WDS 20449+4425 : VIRTUAL EYEPIECE
 
 

20449+4425 ES 1332A mag 10.58 20449+4425 ES 1332B sep 6.4 P.A. 333.10 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 20449+4425 : ALADIN DSS IMAGE @ 20h 44m 50.15s +44° 25' 03.8"
 
 
 
 
WDS 20449+4425 ES 1332 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20449+4425 ES 1332 distance=0' 20432+4431 COU2422 distance=19' 20461+4410 BRT2275 distance=21' 20459+4448 ES 2701 distance=26' 20472+4427 COU2424 distance=26' 20461+4452 ES 30 distance=31' 20416+4424 COU2541 distance=35' 20461+4353 GRV 378 distance=35' 20433+4456 ES 2699 distance=36' 20432+4458 BKO 159 distance=38' 20434+4501 ES 668AB distance=39' 20434+4501 ES 668AC distance=39' 20434+4501 FYM 322AD distance=39' 20455+4338 A 611 distance=48' 20452+4337 ES 1449 distance=48' 20476+4347 CHN 28 distance=49' 20473+4345 COU2425 distance=49' 20416+4350 ES 1445 distance=50' 20436+4514 CBL 85 distance=51' 20449+4332 ES 1448 distance=54' 20470+4335 GRV 380AB distance=55' 20470+4335 GRV 380AC distance=55' 20494+4452 TDS1103 distance=57' 20400+4405 KPP2366 distance=57' 20440+4521 KPP3361 distance=58' 20494+4458 GRV 384 distance=60' 20427+4521 ES 1270 distance=60' 20501+4404 STT 595AB distance=61' 20501+4404 STG 9AC distance=61' 20501+4404 FYM 92AD distance=61' 20501+4404 FYM 92AE distance=61' 20501+4404 FYM 92AF distance=61' 20415+4336 BVD 270 distance=61' 20506+4421 CHN 29 distance=63' 20404+4345 GII 99 distance=63' 20405+4343 COU2540 distance=63' 20414+4517 H N 73 (Deneb) distance=64' 20485+4519 LDS2456 distance=65' 20509+4421 CHN 30AB distance=66' 20509+4421 CHN 30Aa,Ab distance=66' 20386+4438 ES 667 distance=68' 20437+4318 ES 1447 distance=69' 20512+4415 CHN 31 distance=70' 20504+4518 SMA 121 distance=72' 20420+4532 BRT2271 distance=74' 20421+4532 BKO 157 distance=74' 20490+4525 SMA 120 distance=75' 20473+4535 HO 280 distance=75' 20511+4459 LDS2459 distance=76' 20492+4525 COU2646 distance=76' 20474+4314 TDT2539 distance=77' 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 20449+4425 ES 1332 325 7.0
Show 20432+4431 COU2422 236 1.3 19
Show 20461+4410 BRT2275 10 2.8 21
Show 20459+4448 ES 2701 81 50.9 26
Show 20472+4427 COU2424 255 0.5 26
Show 20461+4452 ES 30 57 17.1 31
Show 20416+4424 COU2541 25 0.4 35
Show 20461+4353 GRV 378 135 35.3 35
Show 20433+4456 ES 2699 296 40.1 36
Show 20432+4458 BKO 159 37 13.2 38
Show 20434+4501 ES 668 AB 68 5.2 39
Show 20434+4501 ES 668 AC 269 23.4 39
Show 20434+4501 FYM 322 AD 200 18.7 39
Show 20455+4338 A 611 176 0.3 48
Show 20452+4337 ES 1449 57 6.7 48
Show 20476+4347 CHN 28 57 5.0 49
Show 20473+4345 COU2425 58 0.2 49
Show 20416+4350 ES 1445 180 6.2 50
Show 20436+4514 CBL 85 166 17.7 51
Show 20449+4332 ES 1448 142 2.0 54
Show 20470+4335 GRV 380 AB 16 21.4 55
Show 20470+4335 GRV 380 AC 312 44.6 55
Show 20494+4452 TDS1103 200 0.8 57
Show 20400+4405 KPP2366 145 20.3 57
Show 20440+4521 KPP3361 134 2.2 58
Show 20494+4458 GRV 384 222 22.1 60
Show 20427+4521 ES 1270 289 5.9 60
Show 20501+4404 STT 595 AB 48 55.4 61
Show 20501+4404 STG 9 AC 83 102.7 61
Show 20501+4404 FYM 92 AD 242 51.8 61
Show 20501+4404 FYM 92 AE 190 35.2 61
Show 20501+4404 FYM 92 AF 80 46.9 61
Show 20415+4336 BVD 270 76 26.0 61
Show 20506+4421 CHN 29 52 5.3 63
Show 20404+4345 GII 99 220 3.6 63
Show 20405+4343 COU2540 117 0.4 63
Show Deneb 20414+4517 H N 73 105 75.6 64
Show 20485+4519 LDS2456 236 18.0 65
Show 20509+4421 CHN 30 AB 92 2.7 66
Show 20509+4421 CHN 30 Aa,Ab 108 0.6 66
Show 20386+4438 ES 667 185 9.8 68
Show 20437+4318 ES 1447 308 2.4 69
Show 20512+4415 CHN 31 47 6.7 70
Show 20504+4518 SMA 121 32 11.6 72
Show 20420+4532 BRT2271 269 4.5 74
Show 20421+4532 BKO 157 240 8.9 74
Show 20490+4525 SMA 120 313 4.3 75
Show 20473+4535 HO 280 75 11.7 75
Show 20511+4459 LDS2459 228 43.7 76
Show 20492+4525 COU2646 266 0.4 76
Show 20474+4314 TDT2539 77 0.5 77

 
 
WDS 20449+4425 : COMPONENTS
 
 
  A
B pa=333.1°
sep=6.37"
 
 
20449+4425 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204450.15+442503.8 Mag 10.58 PmRA 4.00
PmDE -5.0 Tycho2 3178-01162-1
Tycho2
Tycho2 3178-01162-1 Pflag RAmdeg 311.20898851 DEmdeg 44.41774937
PmRA 1.7 PmDE 1.6 E RAmdeg 22 E DEmdeg 21
E pmRA 1.4 E pmDE 1.4 EpRAm 1989.12 EpDEm 1989.41
Num 3 Q RAmdeg 2.2 Q DEmdeg 1.2 Q pmRA 2.2
Q pmDE 1.3 BTmag 10.595 E BTmag 0.034 VTmag 10.581
E VTmag 0.040 Prox 999 TYC T HIP
CCDM RAdeg 311.20898278 DEdeg 44.41774583 EpRA 1990 1.62
EpDE 1990 1.72 E RAdeg 22.2 E DEdeg 21.3 Posflg
Corr 0.0
 
 
20449+4425 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204449.88+442509.5 Mag 11.1 PmRA -1.00
PmDE 3.0 Calc delta mag 0.52 Calc coord yes