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Current system
20031+2456
ROE 147
HD 339518


Nearby doubles
6' : 20032+2456
L 33

7' : 20035+2453
POU4197

11' : 20032+2506
POU4194AB

16' : 20020+2456
STT 395

19' : 20044+2501
POU4202

19' : 20044+2502
POU4203

23' : 20029+2518
POU4192

23' : 20041+2514
POU4199

25' : 20046+2509
POU4204

26' : 20047+2443
BRT3354

28' : 20015+2439
TDS1032

31' : 20030+2426
POU4191

32' : 20009+2446
POU4184

34' : 20051+2515
POU4207

35' : 20007+2445
BKO 753

35' : 20006+2451
POU4183AB

36' : 20003+2509
POU4182

39' : 20030+2534
NSN 726

39' : 20050+2526
FMR 157

40' : 20003+2446
POU4181

41' : 20003+2447
BKO 751

41' : 20017+2420
POU4185

42' : 20053+2427
TDT1961

42' : 20027+2415
POU4187

42' : 20002+2446
BKO 750

43' : 20019+2417
POU4186



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20031+2456 ROE 147 (HD 339518)

 
 
20h 03m 07.66s +24° 55' 56.3" P.A. 178.00 sep 2.1 mag 10.80,12.14 Sp A2
 
 
Coord 2000 20031+2456 Discov num ROE 147 Comp Coord arcsec 2000 20 03 07.66 +24 55 56.3
Date first 1919 Date last 2016 Obs 9
Pa first 178 Pa last 177.5 P.A. Now (θ) 177.5°
Sep first 2.0 Sep last 2.117 Sep. Now (ρ) 2.117"
Mag pri 10.80 Mag sec 12.14 delta mag (ΔM) 1.34 Spectral class A2 (white)
Pri motion ra +003 Sec motion ra
Pri motion dec -002 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 339518 Constellation Vulpecula Tycho2 2145-00572-1 Gaia DR2 1834673590626088448
HD 339518
 
 
WDS 20031+2456 ROE 147 (HD 339518) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Roe1908 Ma - Roe, E.D. 1908AN....178..169R
Roe1908 AN 178, 169, 1908
Roe1909 Ma - Roe, E.D. 1909AN....181..285R
Roe1909 AN 181, 285, 1909
Roe1910a Ma - Roe, E.D. 1910AJ.....26...93R
Roe1910a AJ 26, 93, 1910
Roe1910b Ma j Roe, E.D. ...................
Roe1910b Journal Astronomique 1, no. 4, 25, 1910
Roe1910c Ma - Roe, E.D. 1910AN....183..197R
Roe1910c AN 183, 197, 1910
Roe1910d Ma j Roe, E.D. 1910PA.....18..354R
Roe1910d Popular Astronomy 18, 354, 1910
Roe1910e Ma j Roe, E.D. 1910PA.....18..554R
Roe1910e Popular Astronomy 18, 554, 1910
Roe1911a Ma - Roe, E.D. 1911AN....187...39R
Roe1911a AN 187, 39, 1911
Roe1911b Ma - Roe, E.D. 1911AN....188..373R
Roe1911b AN 188, 373, 1911
Roe1911c Ma - Roe, E.D. 1911AN....190..137R
Roe1911c AN 190, 137, 1911
Roe1911d Ma j Roe, E.D. 1911PA.....19..383R
Roe1911d Popular Astronomy 19, 383, 1911
Roe1914 Ma j Roe, E.D. 1914AN....199..169R
Roe1914 AN 199, 169, 1914
Roe1915 Ma - Roe, E.D. 1915AN....202..99R
Roe1915 AN 202, 99, 1915
Roe1917 Ma j Roe, E.D. 1917AN....204...21R
Roe1917 AN 204, 21, 1917
Roe1918 Ma - Roe, E.D. 1918AJ.....31..149R
Roe1918 AJ 31, 149, 1918
Roe1919a Ma j Roe, E.D. 1919AJ.....32....6R
Roe1919a AJ 32, 6, 1919
Roe1919b Ma j Roe, E.D. 1919AJ.....32...25R
Roe1919b AJ 32, 25, 1919
Roe1932A - Roe, E.D. 1932QB821.A43......
Roe1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20031+2456 ROE 147 2003 8 176 2.1 10.80 12.14 A2 200307.66+245556.3
20031+2456 ROE 147 2016 9 178 2.1 10.80 12.14 A2 200307.66+245556.3

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

 
 
WDS 20031+2456 ROE 147 (HD 339518) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20031+2456 ROE 147 (HD 339518) : MEASURES
 
 
No records found.

 
 
WDS 20031+2456 (HD 339518) : VIRTUAL EYEPIECE
 
 

20031+2456 ROE 147A mag 10.8 Sp A2 20031+2456 ROE 147B sep 2.1 P.A. 177.70 mag 12.14 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 20031+2456 (HD 339518) : ALADIN DSS IMAGE @ 20h 03m 07.66s +24° 55' 56.3"
 
 
 
 
WDS 20031+2456 ROE 147 (HD 339518) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20031+2456 ROE 147 distance=0' 20032+2456 L 33 distance=6' 20035+2453 POU4197 distance=7' 20032+2506 POU4194AB distance=11' 20032+2506 POU4195AC distance=11' 20032+2506 POU4195BC distance=11' 20020+2456 STT 395 distance=16' 20044+2501 POU4202 distance=19' 20044+2502 POU4203 distance=19' 20029+2518 POU4192 distance=23' 20041+2514 POU4199 distance=23' 20046+2509 POU4204 distance=25' 20047+2443 BRT3354 distance=26' 20015+2439 TDS1032 distance=28' 20030+2426 POU4191 distance=31' 20009+2446 POU4184 distance=32' 20051+2515 POU4207 distance=34' 20007+2445 BKO 753 distance=35' 20006+2451 POU4183AB distance=35' 20006+2451 BKO 752BC distance=35' 20003+2509 POU4182 distance=36' 20030+2534 NSN 726 distance=39' 20050+2526 FMR 157 distance=39' 20003+2446 POU4181 distance=40' 20003+2447 BKO 751 distance=41' 20017+2420 POU4185 distance=41' 20053+2427 TDT1961 distance=42' 20027+2415 POU4187 distance=42' 20002+2446 BKO 750 distance=42' 20019+2417 POU4186 distance=43' 20061+2443 TDT1978 distance=43' 20000+2446 POU4175 distance=43' 20016+2418 BKO 754 distance=44' 20002+2434 POU4180 distance=45' 19597+2450 POU4170 distance=47' 20008+2533 BRT 206 distance=48' 19595+2443 BU 469 distance=51' 19596+2435 POU4168 distance=52' 19594+2450 CHE 186 distance=53' 20002+2420 POU4178 distance=54' 20070+2503 LOS 4AB distance=54' 20070+2503 POU4219AC distance=54' 20070+2503 POU4219BC distance=54' 20042+2547 HLA 26 distance=54' 20058+2536 HJ 1479 distance=55' 20057+2412 BAR 52AB distance=56' 20057+2412 BAR 52AC distance=56' 20067+2426 A 2995 distance=58' 20029+2356 POU4190 distance=61' 19599+2414 BKO 747 distance=61' 19592+2420 POU4163AB distance=62' 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 20031+2456 ROE 147 178 2.1
Show 20032+2456 L 33 20 0.5 6
Show 20035+2453 POU4197 41 19.3 7
Show 20032+2506 POU4194 AB 288 14.5 11
Show 20032+2506 POU4195 AC 279 22.9 11
Show 20032+2506 POU4195 BC 264 8.9 11
Show 20020+2456 STT 395 129 0.7 16
Show 20044+2501 POU4202 286 15.1 19
Show 20044+2502 POU4203 358 13.8 19
Show 20029+2518 POU4192 277 9.4 23
Show 20041+2514 POU4199 85 2.7 23
Show 20046+2509 POU4204 282 4.3 25
Show 20047+2443 BRT3354 5 3.8 26
Show 20015+2439 TDS1032 95 0.8 28
Show 20030+2426 POU4191 81 17.7 31
Show 20009+2446 POU4184 9 13.2 32
Show 20051+2515 POU4207 330 14.3 34
Show 20007+2445 BKO 753 25 5.7 35
Show 20006+2451 POU4183 AB 212 3.7 35
Show 20006+2451 BKO 752 BC 241 6.7 35
Show 20003+2509 POU4182 129 9.8 36
Show 20030+2534 NSN 726 338 1.7 39
Show 20050+2526 FMR 157 356 24.5 39
Show 20003+2446 POU4181 203 4.4 40
Show 20003+2447 BKO 751 198 5.0 41
Show 20017+2420 POU4185 131 11.9 41
Show 20053+2427 TDT1961 294 2.7 42
Show 20027+2415 POU4187 147 19.6 42
Show 20002+2446 BKO 750 161 4.8 42
Show 20019+2417 POU4186 281 16.8 43
Show 20061+2443 TDT1978 188 0.7 43
Show 20000+2446 POU4175 77 13.2 43
Show 20016+2418 BKO 754 185 4.6 44
Show 20002+2434 POU4180 257 9.5 45
Show 19597+2450 POU4170 94 9.0 47
Show 20008+2533 BRT 206 109 1.9 48
Show 19595+2443 BU 469 189 14.7 51
Show 19596+2435 POU4168 119 7.2 52
Show 19594+2450 CHE 186 176 1.2 53
Show 20002+2420 POU4178 6 11.6 54
Show 20070+2503 LOS 4 AB 111 3.1 54
Show 20070+2503 POU4219 AC 261 3.1 54
Show 20070+2503 POU4219 BC 276 5.9 54
Show 20042+2547 HLA 26 71 8.6 54
Show 20058+2536 HJ 1479 3 34.3 55
Show 20057+2412 BAR 52 AB 156 1.0 56
Show 20057+2412 BAR 52 AC 354 6.3 56
Show 20067+2426 A 2995 30 1.5 58
Show 20029+2356 POU4190 167 4.2 61
Show 19599+2414 BKO 747 154 8.4 61
Show 19592+2420 POU4163 AB 292 9.9 62

 
 
WDS 20031+2456 : COMPONENTS
 
 
  A
B pa=177.7°
sep=2.12"
 
 
20031+2456 A
 
 
Componente originario normalizzato AB Name HD 339518 Coord arcsec 2000 200307.66+245556.3 Mag 10.8
Spectral class A2 (white) PmRA 3.00 PmDE -2.0 Tycho2 2145-00572-1
HD 339518
Tycho2
Tycho2 2145-00572-1 Pflag RAmdeg 300.78191532 DEmdeg 24.93230148
PmRA 2.6 PmDE -1.5 E RAmdeg 27 E DEmdeg 24
E pmRA 1.4 E pmDE 1.4 EpRAm 1986.44 EpDEm 1987.54
Num 6 Q RAmdeg 0.8 Q DEmdeg 0.9 Q pmRA 0.8
Q pmDE 0.9 BTmag 11.064 E BTmag 0.040 VTmag 10.802
E VTmag 0.048 Prox 21 TYC T HIP
CCDM RAdeg 300.78190833 DEdeg 24.93230556 EpRA 1990 1.54
EpDE 1990 1.71 E RAdeg 28.2 E DEdeg 24.6 Posflg D
Corr 0.0
CCDM
Ccdm 20031+2456 RComp Comp A Note1
Note2 Discov num DRAs 1.61 DDEs -3.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 11.2 Sp A2 PmNote *
PmRA 2 PmDE 2 Dm number +24 3985 Cat1 BD
Name2 +24 2128 Cat2 AGK2/3 HD M HD
ADS BDS A13302 M ADS BDS N IDS IDS 19589N2439A
HIC
 
 
20031+2456 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200307.67+245554.2 Mag 12.14 Calc delta mag 1.34
Calc coord yes
CCDM
Ccdm 20031+2456 RComp Comp B Note1
Note2 Discov num ROE DRAs DDEs
R dRAs Year 1919 Theta 177 Rho 2.0
Obs 3 Vmag 11.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13302 M ADS BDS N IDS IDS 19589N2439B
HIC