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Doubles in session


Current system
20240+2505
J 557
HD 340158


Nearby doubles
3' : 20240+2503
POU4442

3' : 20240+2507
POU4443

4' : 20242+2504
POU4452

6' : 20238+2510
POU4439

6' : 20242+2510
POU4454

7' : 20235+2502
POU4432

10' : 20246+2510
POU4463

12' : 20248+2503
OSO 125AB

13' : 20248+2511
COU 521

13' : 20241+2453
POU4448

17' : 20244+2521
KPP2505

20' : 20253+2506
POU4483

20' : 20252+2456
POU4478

20' : 20252+2517
POU4479

21' : 20252+2454
POU4476AB

21' : 20243+2445
POU4455

22' : 20253+2516
POU4482

22' : 20229+2521
POU4421

23' : 20256+2504
A 392

23' : 20229+2522
POU4419

24' : 20222+2509
POU4408

25' : 20254+2520
POU4484

27' : 20228+2445
POU4418

28' : 20221+2516
BKO 831

29' : 20257+2521
STF2682

29' : 20219+2510
BKO 829



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.

20240+2505 J 557 (HD 340158)

 
 
20h 23m 57.13s +25° 05' 28.3" P.A. 244.00 sep 2.5 mag 11.18,11.23 Sp F5
 
 
Coord 2000 20240+2505 Discov num J   557 Comp Coord arcsec 2000 20 23 57.13 +25 05 28.3
Date first 1911 Date last 2015 Obs 27
Pa first 287 Pa last 244.1 P.A. Now (θ) 244.1°
Sep first 2.3 Sep last 2.521 Sep. Now (ρ) 2.521"
Mag pri 11.18 Mag sec 11.23 delta mag (ΔM) 0.05 Spectral class F5 (yellow-white)
Pri motion ra +003 Sec motion ra +003
Pri motion dec +008 Sec motion dec +008
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 340158 Constellation Vulpecula Tycho2 2160-01301-1 Gaia DR2 1832114580403713024
HD 340158
 
 
WDS 20240+2505 J 557 (HD 340158) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
J__1908 Ma - Jonckheere, R. 1908BuAsI..25..458J
J__1908 Bull. Astronomique 25, 458, 1908
J__1909a Ma - Jonckheere, R. ...................
J__1909a Journal Astronomique 1, no. 1, 1, 1909
J__1909b Ma - Jonckheere, R. ...................
J__1909b Journal Astronomique 1, no. 2, 1909
J__1909c Ma - Jonckheere, R. ...................
J__1909c Journal Astronomique 1, no. 3, 1909
J__1910a Ma j Jonckheere, R. ...................
J__1910a Journal Astronomique 1, no. 4, 25, 1910
J__1910b Ma - Jonckheere, R. ...................
J__1910b Journal Astronomique 1, no. 5, 1910
J__1910c Ma j Jonckheere, R. ...................
J__1910c Journal Astronomique 1, no. 7, 1910
J__1910d Ma - Jonckheere, R. ...................
J__1910d Journal Astronomique 1, no. 7, 1910
J__1910e Ma j Jonckheere, R. ...................
J__1910e Journal Astronomique 1, no. 7, 1910
J__1910f Ma j Jonckheere, R. ...................
J__1910f Journal Astronomique 1, no. 10, 77, 1910
J__1910g Ma - Jonckheere, R. ...................
J__1910g Journal Astronomique 1, no. 11, 81, 1910
J__1910h Ma j Jonckheere, R. ...................
J__1910h Journal Astronomique 1, no. 12, 89, 1910
J__1910i Ma j Jonckheere, R. ...................
J__1910i Journal Astronomique 1, no. 13, 98, 1910
J__1911a Ma - Jonckheere, R. ...................
J__1911a Journal Astronomique 1, no. 15, 114, 1911
J__1911b Ma j Jonckheere, R. ...................
J__1911b Journal Astronomique 1, no. 16, 121, 1911
J__1911c Ma j Jonckheere, R. 1911MNRAS..71..750J
J__1911c MNRAS 71, 750, 1911
J__1911d Ma - Jonckheere, R. 1911MNRAS..72...45J
J__1911d MNRAS 72, 45, 1911
J__1911e Ma - Jonckheere, R. 1911MNRAS..72..156J
J__1911e MNRAS 72, 156, 1911
J__1911f Ma j Jonckheere, R. 1911MNRAS..72..162J
J__1911f MNRAS 72, 162, 1911
J__1912a Ma j Jonckheere, R. 1912MNRAS..72..188J
J__1912a MNRAS 72, 188, 1912
J__1912b Ma j Jonckheere, R. ...................
J__1912b Journal Astronomique 1, no. 17, 129, 1912
J__1912c Ma - Jonckheere, R. ...................
J__1912c Journal Astronomique 1, no. 19, 134, 1912
J__1912d Ma j Jonckheere, R. ...................
J__1912d Journal Astronomique 1, no. 21, 145, 1912
J__1912e Ma - Jonckheere, R. ...................
J__1912e Journal Astronomique 1, no. 22, 148, 1912
J__1912f Ma j Jonckheere, R. ...................
J__1912f Journal Astronomique 1, no. 23, 150, 1912
J__1912g Ma j Jonckheere, R. ...................
J__1912g Journal Astronomique 2, no. 25, 1, 1912
J__1912h Ma - Jonckheere, R. ...................
J__1912h Journal Astronomique 2, no. 26, 5, 1912
J__1913a Ma j Jonckheere, R. ...................
J__1913a Journal Astronomique 2, no. 27, 9, 1913
J__1913b Ma j Jonckheere, R. ...................
J__1913b Journal Astronomique 2, no. 28, 13, 1913
J__1914 Ma - Jonckheere, R. ...................
J__1914 Journal Astronomique 2, no. 29, 18, 1914
J__1917a Ma - Jonckheere, R. 1917MmRAS..61....1J
J__1917a MemRAS 61, 1, 1917
J__1917c Ma j Jonckheere, R. 1917AJ.....31....1J
J__1917c AJ 31, 1, 1917
J__1918 Ma - Jonckheere, R. 1918AJ.....31..113J
J__1918 AJ 31, 113, 1918
J__1918b Ma j Jonckheere, R. 1918MNRAS..78..479J
J__1918b MNRAS 78, 479, 1918
J__1919 Ma j Jonckheere, R. 1919AJ.....32...65J
J__1919 AJ 32, 65, 1919
J__1920 Ma - Jonckheere, R. 1920AJ.....32..166J
J__1920 AJ 32, 166, 1920
J__1924 Ma - Jonckheere, R. 1924AJ.....35..173J
J__1924 +Mb AJ 35, 173, 1924
J__1930 Ma j Jonckheere, R. 1930JO.....13...76J
J__1930 J. Obs. 13, 76, 1930
J__1941a Ma - Jonckheere, R. 1941JO.....24...21J
J__1941a J. Obs. 24, 21, 1941
J__1941b Ma - Jonckheere, R. 1941JO.....24...69J
J__1941b +Mb J. Obs. 24, 69, 1941
J__1941c Ma - Jonckheere, R. 1941JO.....24...93J
J__1941c +Mb J. Obs. 24, 93, 1941
J__1941d Ma - Jonckheere, R. 1941JO.....24..114J
J__1941d +Mb J. Obs. 24, 114, 1941
J__1942a Ma - Jonckheere, R. 1942JO.....25...11J
J__1942a J. Obs. 25, 11, 1942
J__1942b Ma - Jonckheere, R. 1942JO.....25...15J
J__1942b J. Obs. 25, 15, 1942
J__1942c Ma - Jonckheere, R. 1942JO.....25...25J
J__1942c +Mb J. Obs. 25, 25, 1942
J__1942d Mb - Jonckheere, R. 1942JO.....25...78J
J__1942d J. Obs. 25, 78, 1942
J__1943 Ma - Jonckheere, R. 1943JO.....26...28J
J__1943 +Mb J. Obs. 26, 28, 1943
J__1944a Ma j Jonckheere, R. 1944JO.....27....1J
J__1944a +Mb J. Obs. 27, 1, 1944
J__1944b Ma - Jonckheere, R. 1944JO.....27....5J
J__1944b J. Obs. 27, 5, 1944
J__1944c Mb - Jonckheere, R. 1944JO.....27....6J
J__1944c J. Obs. 27, 6, 1944
J__1944d Ma j Jonckheere, R. 1944JO.....27....7J
J__1944d +Mb J. Obs. 27, 7, 1944
J__1944e Ma - Jonckheere, R. 1944JO.....27...11J
J__1944e J. Obs. 27, 11, 1944
J__1945 Ma - Jonckheere, R. 1945JO.....28...26J
J__1945 +Mb J. Obs. 28, 26, 1945
J__1946 Mb j Jonckheere, R. 1946JO.....29...49J
J__1946 J. Obs. 29, 49, 1946
J__1948 Ma j Jonckheere, R. 1948JO.....31...65J
J__1948 J. Obs. 31, 65, 1948
J__1949a Ma j Jonckheere, R. 1949JO.....32...13J
J__1949a +Mb J. Obs. 32, 13, 1949
J__1949b Ma j Jonckheere, R. 1949JO.....32...81J
J__1949b +Mb J. Obs. 32, 81, 1949
J__1952 M+ j Jonckheere, R. 1952JO.....35...37J
J__1952 +Pa J. Obs. 35, 37, 1952
J__1953a Ma - Jonckheere, R. 1953JO.....36...44J
J__1953a J. Obs. 36, 44, 1953
J__1953b Mb j Jonckheere, R. 1953JO.....36...49J
J__1953b J. Obs. 36, 49, 1953
J__1954 Mb j Jonckheere, R. 1954JO.....37...13J
J__1954 J. Obs. 37, 13, 1954
J__1955 Mb - Jonckheere, R. 1955JO.....38..254J
J__1955 J. Obs. 38, 254, 1955
J__1957 Mb j Jonckheere, R. 1957JO.....40....1J
J__1957 J. Obs. 40, 1, 1957
J__1958 Mb j Jonckheere, R. 1958JO.....41..145J
J__1958 J. Obs. 41, 145, 1958
J__1962a M+ j Jonckheere, R. 1962QB821.J64......
J__1962a +Pa General Cat. of Double Stars, Marseille, 1962
J__1962b Ma - Jonckheere, R. (measure by Vanderdonck, J.) 1962QB821.J64......
J__1962b General Cat. of Double Stars, Marseille, 1962
J__1963A - Jonckheere, R. 1963icvd.book.....J
J__1963A cited in IDS (Lick Index Cat.), 1963
J__9999 Ma - Jonckheere, R. ...................
J__9999 +Pp Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20240+2505 J 557 1991 18 250 2.6 11.18 11.23 F5 202357.13+250528.3
20240+2505 J 557 2008 19 247 3.3 11.18 11.23 F5 202357.13+250528.3
20240+2505 J 557 2009 20 244 2.7 11.18 11.23 F5 202357.13+250528.3
20240+2505 J 557 2010 21 244 2.8 11.18 11.23 F5 202357.13+250528.3
20240+2505 J 557 2011 22 244 2.8 11.18 11.23 F5 202357.13+250528.3
20240+2505 J 557 2013 25 243 2.8 11.18 11.23 F5 202357.13+250528.3
20240+2505 J 557 2015 28 244 2.5 11.18 11.23 F5 202357.13+250528.3

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

 
 
WDS 20240+2505 J 557 (HD 340158) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20240+2505 J 557 (HD 340158) : MEASURES
 
 
No records found.

 
 
WDS 20240+2505 (HD 340158) : VIRTUAL EYEPIECE
 
 

20240+2505 J 557A mag 11.18 Sp F5 20240+2505 J 557B sep 2.3 P.A. 241.80 mag 11.23 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 20240+2505 (HD 340158) : ALADIN DSS IMAGE @ 20h 23m 57.13s +25° 05' 28.3"
 
 
 
 
WDS 20240+2505 J 557 (HD 340158) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20240+2505 J 557 distance=0' 20240+2503 POU4442 distance=3' 20240+2507 POU4443 distance=3' 20242+2504 POU4452 distance=4' 20238+2510 POU4439 distance=6' 20242+2510 POU4454 distance=6' 20235+2502 POU4432 distance=7' 20246+2510 POU4463 distance=10' 20248+2503 OSO 125AB distance=12' 20248+2503 OSO 125AC distance=12' 20248+2511 COU 521 distance=13' 20241+2453 POU4448 distance=13' 20244+2521 KPP2505 distance=17' 20253+2506 POU4483 distance=20' 20252+2456 POU4478 distance=20' 20252+2517 POU4479 distance=20' 20252+2454 POU4476AB distance=21' 20252+2454 POU4477AC distance=21' 20243+2445 POU4455 distance=21' 20253+2516 POU4482 distance=22' 20229+2521 POU4421 distance=22' 20256+2504 A 392 distance=23' 20229+2522 POU4419 distance=23' 20222+2509 POU4408 distance=24' 20254+2520 POU4484 distance=25' 20228+2445 POU4418 distance=27' 20221+2516 BKO 831 distance=28' 20257+2521 STF2682 distance=29' 20219+2510 BKO 829 distance=29' 20262+2501 POU4493 distance=31' 20261+2455 POU4492 distance=31' 20221+2524 KPP2534 distance=31' 20262+2516 POU4494 distance=32' 20240+2433 POU4441 distance=32' 20218+2517 POU4399AB distance=33' 20218+2517 POU4400AC distance=33' 20242+2432 POU4451 distance=34' 20264+2514 POU4496 distance=35' 20255+2439 POU4485 distance=35' 20256+2438 POU4486 distance=36' 20215+2455 POU4395 distance=36' 20248+2431 POU4470 distance=36' 20223+2436 POU4409 distance=37' 20249+2430 POU4471 distance=38' 20246+2429 J 820 distance=38' 20236+2428 POU4433 distance=38' 20212+2507 POU4392 distance=39' 20213+2514 POU4393 distance=39' 20243+2427 POU4456AB distance=39' 20243+2427 POU4457AC distance=39' 20238+2425 POU4440 distance=41' 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 20240+2505 J 557 244 2.5
Show 20240+2503 POU4442 349 17.9 3
Show 20240+2507 POU4443 103 8.9 3
Show 20242+2504 POU4452 182 10.1 4
Show 20238+2510 POU4439 86 9.4 6
Show 20242+2510 POU4454 157 4.1 6
Show 20235+2502 POU4432 308 19.3 7
Show 20246+2510 POU4463 143 12.2 10
Show 20248+2503 OSO 125 AB 132 6.0 12
Show 20248+2503 OSO 125 AC 36 8.4 12
Show 20248+2511 COU 521 280 0.5 13
Show 20241+2453 POU4448 231 17.9 13
Show 20244+2521 KPP2505 159 22.5 17
Show 20253+2506 POU4483 229 5.5 20
Show 20252+2456 POU4478 339 15.7 20
Show 20252+2517 POU4479 331 15.8 20
Show 20252+2454 POU4476 AB 113 10.9 21
Show 20252+2454 POU4477 AC 327 16.8 21
Show 20243+2445 POU4455 298 6.6 21
Show 20253+2516 POU4482 57 3.2 22
Show 20229+2521 POU4421 237 10.1 22
Show 20256+2504 A 392 292 0.9 23
Show 20229+2522 POU4419 214 17.4 23
Show 20222+2509 POU4408 297 14.6 24
Show 20254+2520 POU4484 29 10.6 25
Show 20228+2445 POU4418 232 14.7 27
Show 20221+2516 BKO 831 89 6.9 28
Show 20257+2521 STF2682 298 22.0 29
Show 20219+2510 BKO 829 356 5.0 29
Show 20262+2501 POU4493 358 14.1 31
Show 20261+2455 POU4492 327 4.2 31
Show 20221+2524 KPP2534 44 22.9 31
Show 20262+2516 POU4494 202 15.7 32
Show 20240+2433 POU4441 248 13.3 32
Show 20218+2517 POU4399 AB 21 10.7 33
Show 20218+2517 POU4400 AC 73 17.8 33
Show 20242+2432 POU4451 222 16.2 34
Show 20264+2514 POU4496 24 10.9 35
Show 20255+2439 POU4485 200 17.5 35
Show 20256+2438 POU4486 242 12.8 36
Show 20215+2455 POU4395 229 10.0 36
Show 20248+2431 POU4470 78 9.5 36
Show 20223+2436 POU4409 80 6.6 37
Show 20249+2430 POU4471 243 7.6 38
Show 20246+2429 J 820 327 3.1 38
Show 20236+2428 POU4433 176 13.2 38
Show 20212+2507 POU4392 332 10.2 39
Show 20213+2514 POU4393 243 12.9 39
Show 20243+2427 POU4456 AB 326 11.5 39
Show 20243+2427 POU4457 AC 76 17.0 39
Show 20238+2425 POU4440 251 16.4 41

 
 
WDS 20240+2505 : COMPONENTS
 
 
  A
B pa=241.8°
sep=2.33"
 
 
20240+2505 A
 
 
Componente originario normalizzato AB Name HD 340158 Coord arcsec 2000 202357.13+250528.3 Mag 11.18
Spectral class F5 (yellow-white) PmRA 3.00 PmDE 8.0
 
 
20240+2505 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202356.98+250527.2 Mag 11.23 PmRA 3.00
PmDE 8.0 Tycho2 2160-01301-1 HD 340158 Calc delta mag 0.05
Calc coord yes
Tycho2
Tycho2 2160-01301-1 Pflag RAmdeg 305.98805079 DEmdeg 25.09118603
PmRA 3.3 PmDE 8.3 E RAmdeg 46 E DEmdeg 46
E pmRA 1.4 E pmDE 1.4 EpRAm 1978.38 EpDEm 1978.36
Num 4 Q RAmdeg 2.0 Q DEmdeg 0.5 Q pmRA 1.9
Q pmDE 0.5 BTmag 11.455 E BTmag 0.069 VTmag 11.275
E VTmag 0.094 Prox 999 TYC T HIP
CCDM RAdeg 305.98804194 DEdeg 25.09116667 EpRA 1990 1.56
EpDE 1990 1.59 E RAdeg 49.9 E DEdeg 49.5 Posflg
Corr 0.1