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Doubles in session


Current system
18494+6528
ES 1912


Nearby doubles
19' : 18514+6514
STF2423

30' : 18540+6522
DAM 680

31' : 18538+6509
MLB 215

32' : 18532+6507
DAM 127

35' : 18526+6556
LDS2423

35' : 18530+6501
DAM 126

49' : 18417+6520
LDS2748

59' : 18497+6429
LDS2422

63' : 18593+6538
KPP1783

64' : 18510+6425
UC 3695

64' : 18509+6425
TOI1749

65' : 18427+6618
TOI1825

67' : 18567+6440
TDT1141

67' : 18552+6432
HU 938

73' : 18482+6415
SLN 84

73' : 18430+6427
UC 3653

75' : 19003+6459
FMR 142

78' : 18554+6420
MLR 59

79' : 19000+6620
MLB1081

79' : 18462+6412
HU 937

82' : 18426+6420
LDS2420

84' : 18409+6633
LDS2419

87' : 18592+6629
TDT1166

88' : 18456+6404
ES 1840

88' : 18446+6649
MLB 286

96' : 18396+6416
LDS2745



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.

18494+6528 ES 1912

 
 
18h 49m 21.62s +65° 27' 44.0" P.A. 21.00 sep 7.6 mag 10.33,11.90
 
 
Coord 2000 18494+6528 Discov num ES 1912 Comp Coord arcsec 2000 18 49 21.62 +65 27 44.0
Date first 1892 Date last 2021 Obs 15
Pa first 25 Pa last 21 P.A. Now (θ) 21°
Sep first 7.6 Sep last 7.6 Sep. Now (ρ) 7.6"
Mag pri 10.33 Mag sec 11.90 delta mag (ΔM) 1.57 Spectral class
Pri motion ra +003 Sec motion ra -002
Pri motion dec +025 Sec motion dec +020
Notes
rPM=0.281 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco Tycho2 4223-00954-1 Gaia DR2 2253942010228816896
 
 
WDS 18494+6528 ES 1912 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
18494+6528 ES 1912 2006 6 21 7.8 10.33 11.90 D 184921.62+652744.0
18494+6528 ES 1912 2010 8 21 7.0 10.33 11.90 184921.62+652744.0
18494+6528 ES 1912 2015 9 22 7.5 10.33 11.90 184921.62+652744.0
18494+6528 ES 1912 2021 15 21 7.6 10.33 11.90 184921.62+652744.0

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

 
 
WDS 18494+6528 ES 1912 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18494+6528 ES 1912 : MEASURES
 
 
No records found.

 
 
WDS 18494+6528 : VIRTUAL EYEPIECE
 
 

18494+6528 ES 1912A mag 10.33 18494+6528 ES 1912B sep 7.2 P.A. 9.10 mag 11.9 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 18494+6528 : ALADIN DSS IMAGE @ 18h 49m 21.62s +65° 27' 44.0"
 
 
 
 
WDS 18494+6528 ES 1912 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18494+6528 ES 1912 distance=0' 18514+6514 STF2423 distance=19' 18540+6522 DAM 680 distance=30' 18538+6509 MLB 215 distance=31' 18532+6507 DAM 127 distance=32' 18526+6556 LDS2423 distance=35' 18530+6501 DAM 126 distance=35' 18417+6520 LDS2748 distance=49' 18497+6429 LDS2422 distance=59' 18593+6538 KPP1783 distance=63' 18510+6425 UC 3695 distance=64' 18509+6425 TOI1749 distance=64' 18427+6618 TOI1825 distance=65' 18567+6440 TDT1141 distance=67' 18552+6432 HU 938 distance=67' 18482+6415 SLN 84 distance=73' 18430+6427 UC 3653 distance=73' 19003+6459 FMR 142 distance=75' 18554+6420 MLR 59 distance=78' 19000+6620 MLB1081 distance=79' 18462+6412 HU 937 distance=79' 18426+6420 LDS2420 distance=82' 18409+6633 LDS2419 distance=84' 18592+6629 TDT1166 distance=87' 18456+6404 ES 1840 distance=88' 18446+6649 MLB 286 distance=88' 18396+6416 LDS2745 distance=96' 18572+6406 KPP4130 distance=96' 18418+6402 WIS 329 distance=99' 18462+6351 STI 861 distance=99' 19035+6445 KPP2643 distance=100' 18543+6705 MLB1080 distance=102' 18543+6706 MLB 287 distance=103' 19057+6502 ES 1914 distance=106' 19058+6501 DAM 137 distance=107' 19059+6501 DAM 138 distance=108' 19000+6403 LDS2425 distance=109' 19069+6501 LDS2428 distance=112' 19058+6445 UC 3797 distance=113' 18312+6526 KUI 86 distance=113' 18335+6432 FAR 67Aa,Ab distance=116' 18335+6432 FAR 67AB distance=116' 19035+6416 ES 1913 distance=116' 19068+6450 ES 1915 distance=117' 18364+6655 TOK 323 distance=118' 18361+6405 MLB 214 distance=118' 18393+6348 ES 126BC distance=119' 18312+6608 ES 1911 distance=119' 19084+6527 UC 3814 distance=119' 18393+6348 ES 126AB distance=120' 18393+6348 ES 126AD distance=120' 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 18494+6528 ES 1912 21 7.6
Show 18514+6514 STF2423 197 2.2 19
Show 18540+6522 DAM 680 117 15.7 30
Show 18538+6509 MLB 215 193 3.4 31
Show 18532+6507 DAM 127 55 3.5 32
Show 18526+6556 LDS2423 359 11.1 35
Show 18530+6501 DAM 126 236 9.6 35
Show 18417+6520 LDS2748 226 50.5 49
Show 18497+6429 LDS2422 94 75.9 59
Show 18593+6538 KPP1783 347 13.8 63
Show 18510+6425 UC 3695 217 23.0 64
Show 18509+6425 TOI1749 37 23.1 64
Show 18427+6618 TOI1825 208 3.0 65
Show 18567+6440 TDT1141 167 0.4 67
Show 18552+6432 HU 938 325 1.5 67
Show 18482+6415 SLN 84 341 2.2 73
Show 18430+6427 UC 3653 335 32.5 73
Show 19003+6459 FMR 142 345 8.6 75
Show 18554+6420 MLR 59 286 0.8 78
Show 19000+6620 MLB1081 130 6.4 79
Show 18462+6412 HU 937 333 1.0 79
Show 18426+6420 LDS2420 84 9.3 82
Show 18409+6633 LDS2419 212 45.1 84
Show 18592+6629 TDT1166 195 0.9 87
Show 18456+6404 ES 1840 216 9.1 88
Show 18446+6649 MLB 286 290 3.8 88
Show 18396+6416 LDS2745 86 37.5 96
Show 18572+6406 KPP4130 294 2.2 96
Show 18418+6402 WIS 329 288 491.7 99
Show 18462+6351 STI 861 61 12.8 99
Show 19035+6445 KPP2643 109 24.7 100
Show 18543+6705 MLB1080 6 10.0 102
Show 18543+6706 MLB 287 314 7.4 103
Show 19057+6502 ES 1914 338 2.6 106
Show 19058+6501 DAM 137 43 7.1 107
Show 19059+6501 DAM 138 138 5.2 108
Show 19000+6403 LDS2425 82 32.9 109
Show 19069+6501 LDS2428 250 4.0 112
Show 19058+6445 UC 3797 270 69.3 113
Show 18312+6526 KUI 86 44 23.0 113
Show 18335+6432 FAR 67 Aa,Ab 222 0.1 116
Show 18335+6432 FAR 67 AB 129 1.8 116
Show 19035+6416 ES 1913 296 5.8 116
Show 19068+6450 ES 1915 292 1.3 117
Show 18364+6655 TOK 323 116 181.1 118
Show 18361+6405 MLB 214 124 2.0 118
Show 18393+6348 ES 126 BC 24 4.8 119
Show 18312+6608 ES 1911 293 5.7 119
Show 19084+6527 UC 3814 265 30.7 119
Show 18393+6348 ES 126 AB 52 72.4 120
Show 18393+6348 ES 126 AD 54 46.0 120

 
 
WDS 18494+6528 : COMPONENTS
 
 
  A
B pa=9.1°
sep=7.18"
 
 
18494+6528 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184921.62+652744.0 Mag 10.33 PmRA 3.00
PmDE 25.0 Tycho2 4223-00954-1
Tycho2
Tycho2 4223-00954-1 Pflag RAmdeg 282.34012084 DEmdeg 65.46224963
PmRA 0.9 PmDE 23.0 E RAmdeg 23 E DEmdeg 25
E pmRA 1.8 E pmDE 1.9 EpRAm 1989.98 EpDEm 1989.88
Num 3 Q RAmdeg 0.9 Q DEmdeg 0.9 Q pmRA 0.9
Q pmDE 0.9 BTmag 10.867 E BTmag 0.043 VTmag 10.330
E VTmag 0.037 Prox 999 TYC T HIP
CCDM RAdeg 282.34011583 DEdeg 65.46219639 EpRA 1990 1.72
EpDE 1990 1.67 E RAdeg 23.2 E DEdeg 25.1 Posflg
Corr 0.0
 
 
18494+6528 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184921.80+652751.1 Mag 11.9 PmRA -2.00
PmDE 20.0 Calc delta mag 1.57 Calc coord yes