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Doubles in session


Current system
20448+2444
POU 4947 AC


Nearby doubles
8' : 20453+2444
POU4954

13' : 20456+2442
AG 264

14' : 20456+2438
POU4958

14' : 20455+2450
POU4960

14' : 20438+2441
POU4926AB

15' : 20455+2435
POU4956

17' : 20448+2500
BRT3361

17' : 20437+2456
POU4927

17' : 20437+2436
POU4925

19' : 20433+2444
POU4917AB

21' : 20439+2428
TDT2505

21' : 20460+2453
POU4968

21' : 20447+2424
POU4943

21' : 20443+2504
POU4934

21' : 20459+2456
POU4964

22' : 20434+2434
POU4916

22' : 20450+2423
POU4950

22' : 20446+2422
BKO 849

22' : 20446+2423
POU4936

23' : 20458+2428
POU4961

25' : 20434+2500
POU4921

25' : 20445+2420
BKO 848

26' : 20436+2505
POU4924

26' : 20450+2510
POU4951

27' : 20432+2502
POU4914

27' : 20465+2432
POU4977AB



Selections
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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.

20448+2444 POU 4947 AC

 
 
20h 44m 42.91s +24° 44' 14.2" P.A. 193.00 sep 28.5 mag 12.10,12.50
 
 
Coord 2000 20448+2444 Discov num POU4947 Comp AC Coord arcsec 2000 20 44 42.91 +24 44 14.2
Date first 1899 Date last 2015 Obs 9
Pa first 199 Pa last 192.8 P.A. Now (θ) 192.8°
Sep first 23.5 Sep last 28.454 Sep. Now (ρ) 28.454"
Mag pri 12.10 Mag sec 12.50 delta mag (ΔM) 0.4 Spectral class
Pri motion ra +006 Sec motion ra -010
Pri motion dec +052 Sec motion dec +003
Notes
rPM=0.985
This double is not physical.
 
 
20448+2444 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 44 43 +24 44 14 POU 4946 AB 2015 9 211 19.4 12.10 12.80 0.70
Show 20 44 43 +24 44 14 POU 4947 AC 2015 9 193 28.5 12.10 12.50 0.40 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Gaia DR2 1843336707164900096
 
 
WDS 20448+2444 POU 4947 AC : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
POU Pourteau, M. A.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
20448+2444 POU4947 AC 1899 1 199 23.5 13.00 12.70 204442.91+244414.2
20448+2444 POU4947 AC 1999 2 193 27.7 12.10 12.50 D 204442.91+244414.2
20448+2444 POU4947 AC 2008 3 193 28.3 12.10 12.50 D 204442.91+244414.2
20448+2444 POU4947 AC 2015 5 193 28.4 12.10 12.50 204442.91+244414.2

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

 
 
WDS 20448+2444 POU 4947 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20448+2444 POU 4947 AC : MEASURES
 
 
No records found.

 
 
WDS 20448+2444 : VIRTUAL EYEPIECE
 
 

20448+2444 POU4946A mag 12.1 20448+2444 POU4946B sep 19.4 P.A. 210.80 mag 12.8 20448+2444 POU4947C sep 28.4 P.A. 192.80 mag 12.5 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20448+2444 : ALADIN DSS IMAGE @ 20h 44m 42.91s +24° 44' 14.2"
 
 
 
 
WDS 20448+2444 POU 4947 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20448+2444 POU4947AC distance=0' 20453+2444 POU4954 distance=8' 20456+2442 AG 264 distance=13' 20456+2438 POU4958 distance=14' 20455+2450 POU4960 distance=14' 20438+2441 POU4926AB distance=14' 20438+2441 BKO 647AC distance=14' 20455+2435 POU4956 distance=15' 20448+2500 BRT3361 distance=17' 20437+2456 POU4927 distance=17' 20437+2436 POU4925 distance=17' 20433+2444 POU4917AB distance=19' 20433+2444 POU4918AC distance=19' 20439+2428 TDT2505 distance=21' 20460+2453 POU4968 distance=21' 20447+2424 POU4943 distance=21' 20443+2504 POU4934 distance=21' 20459+2456 POU4964 distance=21' 20434+2434 POU4916 distance=22' 20450+2423 POU4950 distance=22' 20446+2422 BKO 849 distance=22' 20446+2423 POU4936 distance=22' 20458+2428 POU4961 distance=23' 20434+2500 POU4921 distance=25' 20445+2420 BKO 848 distance=25' 20436+2505 POU4924 distance=26' 20450+2510 POU4951 distance=26' 20432+2502 POU4914 distance=27' 20465+2432 POU4977AB distance=27' 20440+2510 POU4931 distance=27' 20465+2432 POU4978CD distance=28' 20439+2510 POU4930 distance=28' 20455+2509 POU4959 distance=28' 20464+2501 POU4976 distance=29' 20436+2420 BRT2481 distance=29' 20435+2420 BKO 847 distance=30' 20445+2514 POU4937 distance=30' 20425+2439 POU4902 distance=30' 20425+2451 POU4903 distance=31' 20439+2416 POU4928 distance=31' 20458+2416 A 173 distance=32' 20465+2506 POU4980AB distance=33' 20465+2506 POU4979AC distance=33' 20422+2442 POU4892 distance=34' 20435+2415 POU4922 distance=35' 20430+2421 POU4910 distance=35' 20423+2457 POU4897 distance=35' 20425+2503 TDT2485 distance=35' 20462+2513 POU4972 distance=36' 20451+2414 POU4967 distance=36' 20427+2427 POU4905 distance=36' 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 20448+2444 POU4946 AB 211 19.4 0
Show 20448+2444 POU4947 AC 193 28.5 0
Show 20453+2444 POU4954 203 17.6 8
Show 20456+2442 AG 264 359 1.9 13
Show 20456+2438 POU4958 58 9.5 14
Show 20455+2450 POU4960 143 6.2 14
Show 20438+2441 POU4926 AB 38 17.7 14
Show 20438+2441 BKO 647 AC 248 8.4 14
Show 20455+2435 POU4956 244 6.7 15
Show 20448+2500 BRT3361 140 4.9 17
Show 20437+2456 POU4927 176 15.0 17
Show 20437+2436 POU4925 10 13.9 17
Show 20433+2444 POU4917 AB 253 11.6 19
Show 20433+2444 POU4918 AC 208 16.6 19
Show 20439+2428 TDT2505 134 4.3 21
Show 20460+2453 POU4968 27 9.0 21
Show 20447+2424 POU4943 294 11.8 21
Show 20443+2504 POU4934 332 4.9 21
Show 20459+2456 POU4964 154 13.9 21
Show 20434+2434 POU4916 276 14.8 22
Show 20450+2423 POU4950 137 13.9 22
Show 20446+2422 BKO 849 60 4.8 22
Show 20446+2423 POU4936 257 9.4 22
Show 20458+2428 POU4961 114 13.2 23
Show 20434+2500 POU4921 72 4.1 25
Show 20445+2420 BKO 848 73 4.4 25
Show 20436+2505 POU4924 61 6.0 26
Show 20450+2510 POU4951 52 5.2 26
Show 20432+2502 POU4914 88 10.8 27
Show 20465+2432 POU4977 AB 328 16.7 27
Show 20440+2510 POU4931 300 12.2 27
Show 20465+2432 POU4978 CD 2 6.5 28
Show 20439+2510 POU4930 163 8.6 28
Show 20455+2509 POU4959 139 14.0 28
Show 20464+2501 POU4976 224 17.0 29
Show 20436+2420 BRT2481 138 0.5 29
Show 20435+2420 BKO 847 347 10.4 30
Show 20445+2514 POU4937 276 6.5 30
Show 20425+2439 POU4902 141 8.7 30
Show 20425+2451 POU4903 126 8.5 31
Show 20439+2416 POU4928 208 8.8 31
Show 20458+2416 A 173 126 1.0 32
Show 20465+2506 POU4980 AB 145 7.4 33
Show 20465+2506 POU4979 AC 106 13.0 33
Show 20422+2442 POU4892 169 14.9 34
Show 20435+2415 POU4922 190 18.5 35
Show 20430+2421 POU4910 114 15.9 35
Show 20423+2457 POU4897 185 9.5 35
Show 20425+2503 TDT2485 215 2.8 35
Show 20462+2513 POU4972 280 13.8 36
Show 20451+2414 POU4967 96 2.8 36

 
 
WDS 20448+2444 : COMPONENTS
 
 
  A B
B pa=210.8°
sep=19.45"
 
C pa=192.8°
sep=28.45"
pa=161.7°
sep=11.63"
 
 
20448+2444 A
 
 
Coord arcsec 2000 204442.91+244414.2 Mag 12.1 PmRA 6.00 PmDE 52.0
 
 
20448+2444 B
 
 
Coord arcsec 2000 204442.18+244357.5 Mag 12.8 PmRA -59.00 PmDE 201.0
Delta magnitude 0.7 Coordinate calculated yes
 
 
20448+2444 C
 
 
Coord arcsec 2000 204442.45+244346.5 Mag 12.5 PmRA -10.00 PmDE 3.0
Delta magnitude 0.4 Coordinate calculated yes