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Doubles in session


Current system
20418+2502
POU 4880 AC


Nearby doubles
3' : 20420+2501
POU4889

5' : 20415+2459
POU4874

6' : 20414+2500
J 512

8' : 20424+2506
POU4898AB

9' : 20416+2510
POU4875

9' : 20423+2457
POU4897

9' : 20420+2510
POU4888

10' : 20425+2503
TDT2485

11' : 20420+2452
POU4886AB

11' : 20425+2508
POU4901

12' : 20426+2509
POU4904

14' : 20417+2449
POU4877AB

14' : 20413+2513
POU4869

14' : 20419+2448
POU4881

14' : 20420+2516
POU4890

15' : 20408+2505
POU4854

15' : 20409+2510
POU4857

16' : 20425+2451
POU4903

17' : 20412+2448
POU4868

18' : 20410+2449
POU4865

19' : 20432+2502
POU4914

21' : 20422+2442
POU4892

22' : 20403+2501
POU4843

22' : 20434+2500
POU4921

22' : 20403+2510
POU4846

23' : 20410+2443
POU4858



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20418+2502 POU 4880 AC

 
 
20h 41m 51.07s +25° 02' 24.7" P.A. 128.00 sep 11.9 mag 13.60,15.90
 
 
Coord 2000 20418+2502 Discov num POU4880 Comp AC Coord arcsec 2000 20 41 51.07 +25 02 24.7
Date first 1999 Date last 2015 Obs 7
Pa first 128 Pa last 127.5 P.A. Now (θ) 127.5°
Sep first 11.8 Sep last 11.857 Sep. Now (ρ) 11.857"
Mag pri 13.60 Mag sec 15.90 delta mag (ΔM) 2.3 Spectral class
Pri motion ra +006 Sec motion ra
Pri motion dec +006 Sec motion dec
Notes R (Red magnitudes)
Nature of this double is uncertain.
 
 
20418+2502 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 41 51 +25 02 25 POU 4880 AB 2015 10 152 13.3 13.60 14.40 0.80
Show 20 41 51 +25 02 25 POU 4880 AC 2015 7 128 11.9 13.60 15.90 2.30 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Gaia DR2 1843591592006115968
 
 
WDS 20418+2502 POU 4880 AC : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Pou1933 Pa - Pourteau, M. A. .
Pou1933 Cat. des etoiles doubles de la zone +24deg de la carte photog. du ciel, 1933
Pou1933 (Obs. de Paris, H. Tessier) [QB821.P7]
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20418+2502 POU4880 AC 1999 1 128 11.8 13.60 15.90 204151.07+250224.7
20418+2502 POU4880 AC 2002 3 127 11.9 13.60 15.90 204151.07+250224.7
20418+2502 POU4880 AC 2015 4 128 11.8 13.60 15.90 R 204151.07+250224.7

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

 
 
WDS 20418+2502 POU 4880 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20418+2502 POU 4880 AC : MEASURES
 
 
No records found.

 
 
WDS 20418+2502 : VIRTUAL EYEPIECE
 
 

20418+2502 POU4880A mag 13.6 20418+2502 POU4880B sep 13.1 P.A. 154.50 mag 14.4 20418+2502 POU4880C sep 11.2 P.A. 130.30 mag 15.9 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20418+2502 : ALADIN DSS IMAGE @ 20h 41m 51.07s +25° 02' 24.7"
 
 
 
 
WDS 20418+2502 POU 4880 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20418+2502 POU4880AC distance=0' 20420+2501 POU4889 distance=3' 20415+2459 POU4874 distance=5' 20414+2500 J 512 distance=6' 20424+2506 POU4898AB distance=8' 20424+2506 POU4899AC distance=8' 20416+2510 POU4875 distance=9' 20423+2457 POU4897 distance=9' 20420+2510 POU4888 distance=9' 20425+2503 TDT2485 distance=10' 20420+2452 POU4886AB distance=11' 20420+2452 POU4887AC distance=11' 20425+2508 POU4901 distance=11' 20426+2509 POU4904 distance=12' 20417+2449 POU4877AB distance=14' 20417+2449 POU4878AC distance=14' 20413+2513 POU4869 distance=14' 20419+2448 POU4881 distance=14' 20420+2516 POU4890 distance=14' 20408+2505 POU4854 distance=15' 20409+2510 POU4857 distance=15' 20425+2451 POU4903 distance=16' 20412+2448 POU4868 distance=17' 20410+2449 POU4865 distance=18' 20432+2502 POU4914 distance=19' 20422+2442 POU4892 distance=21' 20403+2501 POU4843 distance=22' 20434+2500 POU4921 distance=22' 20403+2510 POU4846 distance=22' 20410+2443 POU4858 distance=23' 20419+2439 POU4882 distance=23' 20405+2448 POU4850 distance=24' 20401+2509 POU4838 distance=24' 20403+2451 POU4845 distance=24' 20408+2521 POU4853 distance=24' 20400+2503 POU4833 distance=25' 20401+2458 POU4840 distance=25' 20436+2505 POU4924 distance=25' 20417+2437 POU4879 distance=26' 20425+2439 POU4902 distance=26' 20401+2450 POU4834 distance=27' 20401+2513 POU4835 distance=27' 20401+2516 POU4839 distance=27' 20437+2456 POU4927 distance=28' 20433+2444 POU4917AB distance=28' 20433+2444 POU4918AC distance=28' 20403+2520 J 511 distance=28' 20436+2518 POU4923 distance=28' 20398+2505 POU4825 distance=29' 20398+2512 BKO 617 distance=30' 20397+2503 POU4822 distance=30' 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 20418+2502 POU4880 AB 152 13.3
Show 20418+2502 POU4880 AC 128 11.9
Show 20420+2501 POU4889 13 14.6 3
Show 20415+2459 POU4874 198 8.8 5
Show 20414+2500 J 512 89 2.4 6
Show 20424+2506 POU4898 AB 347 6.2 8
Show 20424+2506 POU4899 AC 318 19.1 8
Show 20416+2510 POU4875 126 5.0 9
Show 20423+2457 POU4897 185 9.5 9
Show 20420+2510 POU4888 353 17.2 9
Show 20425+2503 TDT2485 215 2.8 10
Show 20420+2452 POU4886 AB 122 15.5 11
Show 20420+2452 POU4887 AC 113 28.7 11
Show 20425+2508 POU4901 159 8.8 11
Show 20426+2509 POU4904 217 8.5 12
Show 20417+2449 POU4877 AB 36 8.5 14
Show 20417+2449 POU4878 AC 321 15.9 14
Show 20413+2513 POU4869 245 13.3 14
Show 20419+2448 POU4881 211 10.4 14
Show 20420+2516 POU4890 222 10.6 14
Show 20408+2505 POU4854 303 18.7 15
Show 20409+2510 POU4857 83 15.4 15
Show 20425+2451 POU4903 126 8.5 16
Show 20412+2448 POU4868 140 15.5 17
Show 20410+2449 POU4865 145 5.4 18
Show 20432+2502 POU4914 88 10.8 19
Show 20422+2442 POU4892 169 14.9 21
Show 20403+2501 POU4843 146 8.6 22
Show 20434+2500 POU4921 72 4.1 22
Show 20403+2510 POU4846 166 8.0 22
Show 20410+2443 POU4858 142 18.0 23
Show 20419+2439 POU4882 145 9.5 23
Show 20405+2448 POU4850 280 5.3 24
Show 20401+2509 POU4838 289 10.4 24
Show 20403+2451 POU4845 150 15.4 24
Show 20408+2521 POU4853 233 16.9 24
Show 20400+2503 POU4833 272 20.4 25
Show 20401+2458 POU4840 16 14.8 25
Show 20436+2505 POU4924 61 6.0 25
Show 20417+2437 POU4879 94 8.5 26
Show 20425+2439 POU4902 141 8.7 26
Show 20401+2450 POU4834 35 5.7 27
Show 20401+2513 POU4835 296 18.6 27
Show 20401+2516 POU4839 340 22.0 27
Show 20437+2456 POU4927 176 15.0 28
Show 20433+2444 POU4917 AB 253 11.6 28
Show 20433+2444 POU4918 AC 208 16.6 28
Show 20403+2520 J 511 8 2.0 28
Show 20436+2518 POU4923 309 15.5 28
Show 20398+2505 POU4825 108 16.6 29
Show 20398+2512 BKO 617 285 4.9 30

 
 
WDS 20418+2502 : COMPONENTS
 
 
  A B
B pa=154.5°
sep=13.05"
 
C pa=130.3°
sep=11.17"
pa=32.5°
sep=5.40"
 
 
20418+2502 A
 
 
Coord arcsec 2000 204151.07+250224.7 Mag 13.6 PmRA 6.00 PmDE 6.0
 
 
20418+2502 B
 
 
Coord arcsec 2000 204151.48+250212.9 Mag 14.4 PmRA -4.00 PmDE -42.0
Calc delta mag 0.8 Calc coord yes
 
 
20418+2502 C
 
 
Coord arcsec 2000 204151.70+250217.5 Mag 15.9 Calc delta mag 2.3 Calc coord yes