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Current system
20298+2556
J 1882
HD 340375


Nearby doubles
16' : 20298+2610
HJ 1520

21' : 20298+2613
BKO 585

31' : 20299+2624
S 750

34' : 20292+2521
TDT2318AB

35' : 20281+2624
TOI3569

36' : 20320+2548
STF2695

38' : 20269+2537
TDT2281

41' : 20294+2514
POU4527

41' : 20305+2517
POU4541

42' : 20310+2629
STF2692AB

44' : 20264+2537
TVB 11

46' : 20311+2514
POU4554

47' : 20301+2509
BKO 589

47' : 20317+2520
POU4571

48' : 20281+2510
POU4514

48' : 20298+2507
BKO 586

50' : 20302+2506
POU4536

50' : 20282+2507
BKO 577

51' : 20280+2508
POU4513

51' : 20298+2504
POU4531

52' : 20274+2510
POU4503

53' : 20317+2512
BKO 452

53' : 20322+2517
POU4585

54' : 20317+2510
POU4572

55' : 20318+2511
BKO 453

55' : 20280+2503
POU4510



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.

20298+2556 J 1882 (HD 340375)

 
 
20h 29m 22.80s +25° 54' 09.2" P.A. 115.00 sep 10.1 mag 9.50,11.00 Sp A5
 
 
Coord 2000 20298+2556 Discov num J  1882 Comp Coord arcsec 2000 20 29 22.80 +25 54 09.2
Date first 1893 Date last 2015 Obs 13
Pa first 100 Pa last 114.8 P.A. Now (θ) 114.8°
Sep first 8.6 Sep last 10.05 Sep. Now (ρ) 10.05"
Mag pri 9.50 Mag sec 11.00 delta mag (ΔM) 1.5 Spectral class A5 (white)
Pri motion ra +001 Sec motion ra +016
Pri motion dec -004 Sec motion dec -023
Notes
rPM=0.864
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 340375 Constellation Vulpecula Tycho2 2160-00583-1 Gaia DR2 1832600324028024192
HD 340375
 
 
WDS 20298+2556 J 1882 (HD 340375) : 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
20298+2556 J 1882 1941 2 105 7.0 9.50 11.00
20298+2556 J 1882 2008 3 114 10.1 9.50 11.00
20298+2556 J 1882 2010 6 115 9.7 9.50 11.00 A5 202922.80+255409.2
20298+2556 J 1882 2015 10 115 10.1 9.50 11.00 A5 202922.80+255409.2

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

 
 
WDS 20298+2556 J 1882 (HD 340375) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20298+2556 J 1882 (HD 340375) : MEASURES
 
 
No records found.

 
 
WDS 20298+2556 (HD 340375) : VIRTUAL EYEPIECE
 
 

20298+2556 J 1882A mag 9.5 Sp A5 20298+2556 J 1882B sep 9.2 P.A. 117.20 mag 11 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 20298+2556 (HD 340375) : ALADIN DSS IMAGE @ 20h 29m 22.80s +25° 54' 09.2"
 
 
 
 
WDS 20298+2556 J 1882 (HD 340375) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20298+2556 J 1882 distance=0' 20298+2610 HJ 1520 distance=16' 20298+2613 BKO 585 distance=21' 20299+2624 S 750 distance=31' 20292+2521 TDT2318AB distance=34' 20292+2521 POU4525AC distance=34' 20281+2624 TOI3569 distance=35' 20320+2548 STF2695 distance=36' 20269+2537 TDT2281 distance=38' 20294+2514 POU4527 distance=41' 20305+2517 POU4541 distance=41' 20310+2629 STF2692AB distance=42' 20310+2629 STF2692AC distance=42' 20310+2629 FYM 62AD distance=42' 20264+2537 TVB 11 distance=44' 20311+2514 POU4554 distance=46' 20301+2509 BKO 589 distance=47' 20317+2520 POU4571 distance=47' 20281+2510 POU4514 distance=48' 20298+2507 BKO 586 distance=48' 20302+2506 POU4536 distance=50' 20282+2507 BKO 577 distance=50' 20280+2508 POU4513 distance=51' 20298+2504 POU4531 distance=51' 20274+2510 POU4503 distance=52' 20317+2512 BKO 452 distance=53' 20322+2517 POU4585 distance=53' 20317+2510 POU4572 distance=54' 20318+2511 BKO 453 distance=55' 20280+2503 POU4510 distance=55' 20332+2616 RAO 438 distance=56' 20276+2502 BKO 575 distance=57' 20264+2514 POU4496 distance=58' 20302+2651 WOR 9AB distance=58' 20302+2651 BUP 213AC distance=58' 20302+2651 BUP 213AD distance=58' 20302+2651 BUP 213AE distance=58' 20302+2651 LMP 45AF distance=58' 20324+2512 POU4591 distance=59' 20262+2516 POU4494 distance=59' 20313+2500 POU4557 distance=60' 20257+2521 STF2682 distance=60' 20280+2456 POU4512 distance=61' 20291+2453 POU4523 distance=62' 20299+2453 POU4532 distance=62' 20328+2512 POU4607 distance=62' 20325+2508 POU4595 distance=62' 20291+2452 POU4522 distance=62' 20335+2527 TDT2371 distance=62' 20311+2455 POU4550 distance=63' 20254+2520 POU4484 distance=64' 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 20298+2556 J 1882 115 10.1
Show 20298+2610 HJ 1520 326 19.2 16
Show 20298+2613 BKO 585 30 2.7 21
Show 20299+2624 S 750 320 68.3 31
Show 20292+2521 TDT2318 AB 20 2.6 34
Show 20292+2521 POU4525 AC 2 12.5 34
Show 20281+2624 TOI3569 236 0.3 35
Show 20320+2548 STF2695 257 0.3 36
Show 20269+2537 TDT2281 3 1.8 38
Show 20294+2514 POU4527 208 13.8 41
Show 20305+2517 POU4541 73 13.1 41
Show 20310+2629 STF2692 AB 163 10.1 42
Show 20310+2629 STF2692 AC 301 25.8 42
Show 20310+2629 FYM 62 AD 57 28.0 42
Show 20264+2537 TVB 11 357 16.1 44
Show 20311+2514 POU4554 72 5.9 46
Show 20301+2509 BKO 589 84 5.2 47
Show 20317+2520 POU4571 15 4.8 47
Show 20281+2510 POU4514 93 17.0 48
Show 20298+2507 BKO 586 287 4.6 48
Show 20302+2506 POU4536 110 6.4 50
Show 20282+2507 BKO 577 209 8.6 50
Show 20280+2508 POU4513 39 7.2 51
Show 20298+2504 POU4531 212 8.2 51
Show 20274+2510 POU4503 283 18.1 52
Show 20317+2512 BKO 452 318 5.2 53
Show 20322+2517 POU4585 19 13.0 53
Show 20317+2510 POU4572 350 12.9 54
Show 20318+2511 BKO 453 3 5.4 55
Show 20280+2503 POU4510 356 13.9 55
Show 20332+2616 RAO 438 288 0.7 56
Show 20276+2502 BKO 575 349 3.7 57
Show 20264+2514 POU4496 24 10.9 58
Show 20302+2651 WOR 9 AB 225 0.5 58
Show 20302+2651 BUP 213 AC 318 9.7 58
Show 20302+2651 BUP 213 AD 281 93.0 58
Show 20302+2651 BUP 213 AE 93 999.9 58
Show 20302+2651 LMP 45 AF 252 43.7 58
Show 20324+2512 POU4591 278 12.9 59
Show 20262+2516 POU4494 202 15.7 59
Show 20313+2500 POU4557 312 11.5 60
Show 20257+2521 STF2682 298 22.0 60
Show 20280+2456 POU4512 268 13.4 61
Show 20291+2453 POU4523 140 16.8 62
Show 20299+2453 POU4532 195 17.5 62
Show 20328+2512 POU4607 65 11.7 62
Show 20325+2508 POU4595 54 7.1 62
Show 20291+2452 POU4522 165 12.8 62
Show 20335+2527 TDT2371 11 0.7 62
Show 20311+2455 POU4550 284 14.0 63
Show 20254+2520 POU4484 29 10.6 64

 
 
WDS 20298+2556 : COMPONENTS
 
 
  A
B pa=117.2°
sep=9.23"
 
 
20298+2556 A
 
 
Componente originario normalizzato AB Name HD 340375 Coord arcsec 2000 202922.80+255409.2 Mag 9.5
Spectral class A5 (white) PmRA 1.00 PmDE -4.0
 
 
20298+2556 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202923.41+255405.0 Mag 11 PmRA 16.00
PmDE -23.0 Tycho2 2160-00583-1 HD 340375 Calc delta mag 1.5
Calc coord yes
Tycho2
Tycho2 2160-00583-1 Pflag RAmdeg 307.34500501 DEmdeg 25.90254063
PmRA 3.2 PmDE -3.2 E RAmdeg 49 E DEmdeg 48
E pmRA 2.3 E pmDE 2.3 EpRAm 1986.24 EpDEm 1986.64
Num 3 Q RAmdeg 0.1 Q DEmdeg 0.1 Q pmRA 0.1
Q pmDE 0.1 BTmag 11.577 E BTmag 0.073 VTmag 11.173
E VTmag 0.085 Prox 999 TYC HIP
CCDM RAdeg 307.34499667 DEdeg 25.90254806 EpRA 1990 1.63
EpDE 1990 1.74 E RAdeg 50.8 E DEdeg 49.1 Posflg
Corr 0.1