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Current system
20544+3625
POP 157


Nearby doubles
7' : 20538+3622
SEI1302

20' : 20533+3639
SEI1293

21' : 20531+3610
SEI1291

22' : 20536+3605
SEI1297

23' : 20535+3645
SEI1296

23' : 20544+3648
SEI1306

24' : 20562+3616
TOB 202

25' : 20563+3634
SEI1324

26' : 20562+3614
SEI1323

27' : 20560+3643
SEI1320

29' : 20528+3646
COU2221

31' : 20528+3602
TDT2598

32' : 20561+3649
SEI1321

33' : 20521+3645
ES 250

34' : 20544+3658
TDT2623

37' : 20573+3632
SEI1328

37' : 20526+3655
A 1435

38' : 20538+3702
SEI1300

40' : 20544+3704
SEI1305

40' : 20547+3704
STT 419

41' : 20577+3623
SEI1330

42' : 20521+3657
SEI1285

42' : 20575+3643
SEI1329

44' : 20560+3546
COU2134

45' : 20546+3709
SEI1307

45' : 20554+3708
SEI1314



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

20544+3625 POP 157

 
 
20h 54m 22.98s +36° 24' 41.8" P.A. 224.00 sep 3.0 mag 11.10,12.30
 
 
Coord 2000 20544+3625 Discov num POP 157 Comp Coord arcsec 2000 20 54 22.98 +36 24 41.8
Date first 1980 Date last 2008 Obs 2
Pa first 227 Pa last 224.2 P.A. Now (θ) 224.2°
Sep first 3.5 Sep last 2.99 Sep. Now (ρ) 2.99"
Mag pri 11.10 Mag sec 12.30 delta mag (ΔM) 1.2 Spectral class
Pri motion ra -004 Sec motion ra
Pri motion dec -007 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2700-02245-1 Gaia DR2 1870014162102044928
 
 
WDS 20544+3625 POP 157 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Pop1967 Ma j Popovic, G.M. 1967BOBeo..26...67P
Pop1967 Bull. Obs. Astron. Belgrade 26, 67, 1967
Pop1969a Ma j Popovic, G.M. 1969BOBeo..27....1P
Pop1969a Bull. Obs. Astron. Belgrade 27, #1, 1, 1969
Pop1969b orb - Popovic, G.M. 1969BOBeo..27...33P
Pop1969b Bull. Obs. Astron. Belgrade 27, #1, 33-54, 1969
Pop1969c Ma j Popovic, G.M. 1969BOBeo..27...67P
Pop1969c Bull. Obs. Astron. Belgrade 27, #1, 67, 1969
Pop1969d orb - Popovic, G.M. 1969IAUDS..49....1P
Pop1969d Inf. Circ. 49, 1, 1969
Pop1970a Ma j Popovic, G.M. 1970BOBeo..28...69P
Pop1970a Bull. Obs. Astron. Belgrade 28, 69, 1970
Pop1970b Ma j Popovic, G.M. 1970BOBeo..28...81P
Pop1970b Bull. Obs. Astron. Belgrade 28, 81, 1970
Pop1970c orb - Popovic, G.M. 1970BOBeo..28..141P
Pop1970c Bull. Obs. Astron. Belgrade 28, 141, 1970
Pop1972 orb - Popovic, G.M. 1972BOBeo..29...31P
Pop1972 Bull. Obs. Astron. Belgrade 29, 31, 1972/3
Pop1973a Ma j Popovic, G.M. 1973BOBeo..29...37P
Pop1973a Bull. Obs. Astron. Belgrade 29, 37, 1973
Pop1973b Ma j Popovic, G.M. 1973BOBeo..29...44P
Pop1973b Bull. Obs. Astron. Belgrade 29, 44, 1973
Pop1975a Ma j Popovic, G.M. 1975BOBeo.126...35P
Pop1975a Bull. Obs. Astron. Belgrade #126, 35, 1975
Pop1975b Ma j Popovic, G.M. 1975BOBeo.126...47P
Pop1975b Bull. Obs. Astron. Belgrade #126, 47, 1975
Pop1976 orb - Popovic, G.M. 1976BOBeo.127...11P
Pop1976 Bull. Obs. Astron. Belgrade #127, 11, 1976
Pop1977a Ma - Popovic, G.M. 1977BOBeo.128...30P
Pop1977a Bull. Obs. Astron. Belgrade #128, 30, 1977
Pop1977b Ma j Popovic, G.M. 1977BOBeo.128...37P
Pop1977b Bull. Obs. Astron. Belgrade #128, 37, 1977
Pop1978 orb - Popovic, G.M. 1978BOBeo.129....9P
Pop1978 Bull. Obs. Astron. Belgrade #129, 9, 1978
Pop1979 Ma - Popovic, G.M. 1979BOBeo.130...28P
Pop1979 Bull. Obs. Astron. Belgrade #130, 28, 1979
Pop1980 orb - Popovic, G.M. 1980IAUDS..81....1P
Pop1980 Inf. Circ. 81, 1, 1980
Pop1981a Ma j Popovic, G.M. 1981BOBeo.131...23P
Pop1981a Bull. Obs. Astron. Belgrade #131, 23, 1981
Pop1981b orb - Popovic, G.M. 1981IAUDS..85....1P
Pop1981b Inf. Circ. 85, 1, 1981
Pop1981c orb - Popovic, G.M. 1981BOBeo.131...15P
Pop1981c Bull. Obs. Astron. Belgrade #131, 15, 1981
Pop1982a orb - Popovic, G.M. 1982BOBeo.132...13P
Pop1982a Bull. Obs. Astron. Belgrade #132, 13, 1982
Pop1982b Ma j Popovic, G.M. 1982BOBeo.132...34P
Pop1982b Bull. Obs. Astron. Belgrade #132, 34, 1982
Pop1982c orb - Popovic, G.M. 1982IAUDS..86....1P
Pop1982c Inf. Circ. 86, 1, 1982
Pop1983a orb - Popovic, G.M. 1983BOBeo.133...27P
Pop1983a Bull. Obs. Astron. Belgrade #133, 27, 1983
Pop1983b orb - Popovic, G.M. 1983IAUDS..91....1P
Pop1983b Inf. Circ. 91, 1, 1983
Pop1983c Ma j Popovic, G.M. 1983BOBeo.133...31P
Pop1983c Bull. Obs. Astron. Belgrade #133, 31, 1983
Pop1984 Ma j Popovic, G.M. 1984BOBeo.134...60P
Pop1984 Bull. Obs. Astron. Belgrade #134, 60, 1984
Pop1986a Ma u Popovic, G.M. 1986BOBeo.136...49P
Pop1986a Bull. Obs. Astron. Belgrade #136, 49, 1986
Pop1986b orb - Popovic, G.M. 1986IAUDS..98....1P
Pop1986b Inf. Circ. 98, 1, 1986
Pop1986c Ma u Popovic, G.M. 1986BOBeo.136...84P
Pop1986c Bull. Obs. Astron. Belgrade #136, 84, 1986
Pop1986d orb - Popovic, G.M. 1986IAUDS.100....1P
Pop1986d Inf. Circ. 100, 1, 1986
Pop1987 orb - Popovic, G.M. 1987BOBeo.137...82P
Pop1987 Bull. Obs. Astron. Belgrade #137, 82, 1987
Pop1988 Ma u Popovic, G.M. 1988BOBeo.138...55P
Pop1988 Bull. Obs. Astron. Belgrade #138, 55, 1988
Pop1989a Ma u Popovic, G.M. 1989BOBeo.140...83P
Pop1989a Bull. Obs. Astron. Belgrade #140, 83, 1989
Pop1989b orb - Popovic, G.M. & Catovic, Z. 1989IAUDS.107....1P
Pop1989b Inf. Circ. 107, 1, 1989
Pop1989c orb - Popovic, G.M. & Catovic, Z. 1989IAUDS.109....1P
Pop1989c Inf. Circ. 109, 1, 1989
Pop1990 orb - Popovic, G.M. & Catovic, Z. 1990IAUDS.112....1P
Pop1990 Inf. Circ. 112, 1, 1990
Pop1991 Ma u Popovic, G.M. 1991BOBeo.144...39P
Pop1991 Bull. Obs. Astron. Belgrade #144, 39, 1991
Pop1993 Ma u Popovic, G.M. & Zulevic, D.J. 1993BOBeo.147...45P
Pop1993 Bull. Obs. Astron. Belgrade #147, 45, 1993
Pop1994 Ma u Popovic, G.M. 1994BOBeo.150..109P
Pop1994 Bull. Obs. Astron. Belgrade #150, 109, 1994
Pop1995a orb - Popovic, G.M. & Pavlovic, R. 1995IAUDS.125....2P
Pop1995a Inf. Circ. 125, 2, 1995
Pop1995b orb - Popovic, G.M. & Pavlovic, R. 1995IAUDS.126....1P
Pop1995b Inf. Circ. 126, 1, 1995
Pop1995c orb - Popovic, G.M. & Pavlovic, R. 1995IAUDS.127....1P
Pop1995c Inf. Circ. 127, 1, 1995
Pop1995d orb - Popovic, G.M. & Pavlovic, R. 1995BOBeo.151...45P
Pop1995d Bull. Obs. Astron. Belgrade #151, 45, 1995
Pop1996a orb - Popovic, G.M. & Pavlovic, R. 1996IAUDS.128....1P
Pop1996a Inf. Circ. 128, 1, 1996
Pop1996b orb - Popovic, G.M. & Pavlovic, R. 1996BOBeo.153...57P
Pop1996b Bull. Obs. Astron. Belgrade #153, 57, 1996
Pop1996c orb - Popovic, G.M. & Zivkov, V. 1996IAUDS.130....1P
Pop1996c Inf. Circ. 130, 1, 1996
Pop1997a Ma u Popovic, G.M. & Pavlovic, R. 1997A&AS..123..487P
Pop1997a +C A&AS 123, 487, 1997
Pop1997b Ma u Popovic, G.M. & Pavlovic, R. 1997BOBeo.155...97P
Pop1997b Bull. Obs. Astron. Belgrade #155, 97, 1997
Pop1997c orb - Popovic, G.M. & Pavlovic, R. 1997IAUDS.131R...1P
Pop1997c Inf. Circ. 131, 1, 1997
Pop1997d orb - Popovic, G.M. & Zivkov, V. 1997IAUDS.131Q...1P
Pop1997d Inf. Circ. 131, 1, 1997
Pop1997e orb - Popovic, G.M. & Pavlovic, R. 1997IAUDS.132....1P
Pop1997e Inf. Circ. 132, 1, 1997
Pop1997f orb - Popovic, G.M., Pavlovic, R., & Zivkov, V. 1997BOBeo.156..189P
Pop1997f Bull. Obs. Astron. Belgrade #156, 189, 1997
Pop1998a orb - Popovic, G.M. & Zivkov, V. 1998IAUDS.135Q...2P
Pop1998a Inf. Circ. 135, 2, 1998
Pop1998b orb - Popovic, G.M. 1998IAUDS.136....2P
Pop1998b Inf. Circ. 136, 2, 1998
Pop1998c orb - Popovic, G.M. & Pavlovic, R. 1998IAUDS.136R...1P
Pop1998c Inf. Circ. 136, 1, 1998
Pop1998d Ma u Popovic, G.M. (Popovic & Pavlovic) 1998SerAJ.158...67P
Pop1998d +C SerAJ 158, 67, 1998
Pop2000a orb - Popovic, G.M., Pavlovic, R., & Zivkov, V. 2000A&AS..144..211P
Pop2000a A&AS 144, 211, 2000
Pop2000b Ma u Popovic, G.M. (Zulevic et al.) 2000SerAJ.161...25Z
Pop2000b SerAJ 161, 25, 2000
Pop2001 Ma u Popovic, G.M. 2001SerAJ.163...49P
Pop2001 SerAJ 163, 49, 2001
Pop2002a orb - Popovic, G.M. & Olevic, D. 2002IAUDS.146....2P
Pop2002a Inf. Circ. 146, 2, 2002
Pop2002b orb - Popovic, G.M. & Olevic, D. 2002IAUDS.147....2P
Pop2002b Inf. Circ. 147, 2, 2002
Pop2006 C u Popovic, G.M. (Cvetkovic, Z., Novakovic, B. Strigachev, A. & Popovic, G.M. 2006SerAJ.172...53C
Pop2006 SerAJ 172, 53, 2006
Pop2007 C u Popovic, G.M. (Cvetkovic, Z., Pavlovic, R., Strigachev, A., Novakovic, B., & 2007SerAJ.174...83C
Pop2007 Popovic, G.M.)
Pop2007 SerAJ 174, 83, 2007
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20544+3625 POP 157 1980 1 227 3.5 11.10 12.30 205422.98+362441.8
20544+3625 POP 157 2008 2 224 3.0 11.10 12.30 205422.98+362441.8

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

 
 
WDS 20544+3625 POP 157 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20544+3625 POP 157 : MEASURES
 
 
No records found.

 
 
WDS 20544+3625 : VIRTUAL EYEPIECE
 
 

20544+3625 POP 157A mag 11.1 20544+3625 POP 157B sep 2.7 P.A. 218.00 mag 12.3 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 20544+3625 : ALADIN DSS IMAGE @ 20h 54m 22.98s +36° 24' 41.8"
 
 
 
 
WDS 20544+3625 POP 157 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20544+3625 POP 157 distance=0' 20538+3622 SEI1302 distance=7' 20533+3639 SEI1293 distance=20' 20531+3610 SEI1291 distance=21' 20536+3605 SEI1297 distance=22' 20535+3645 SEI1296 distance=23' 20544+3648 SEI1306 distance=23' 20562+3616 TOB 202 distance=24' 20563+3634 SEI1324 distance=25' 20562+3614 SEI1323 distance=26' 20560+3643 SEI1320 distance=27' 20528+3646 COU2221 distance=29' 20528+3602 TDT2598 distance=31' 20561+3649 SEI1321 distance=32' 20521+3645 ES 250 distance=33' 20544+3658 TDT2623 distance=34' 20573+3632 SEI1328 distance=37' 20526+3655 A 1435 distance=37' 20538+3702 SEI1300 distance=38' 20544+3704 SEI1305 distance=40' 20547+3704 STT 419 distance=40' 20577+3623 SEI1330 distance=41' 20521+3657 SEI1285 distance=42' 20575+3643 SEI1329 distance=42' 20560+3546 COU2134 distance=44' 20546+3709 SEI1307 distance=45' 20554+3708 SEI1314 distance=45' 20549+3709 COU2295 distance=45' 20508+3641 SEI1276 distance=46' 20579+3641 SEI1335 distance=46' 20506+3615 SEI1274 distance=46' 20512+3650 SEI1280 distance=47' 20520+3547 TDT2589 distance=47' 20557+3540 SEI1316 distance=48' 20522+3544 HJ 1586 distance=49' 20561+3541 TDT2641 distance=49' 20505+3635 SEI1271AB distance=49' 20505+3635 SEI1272AC distance=49' 20584+3612 POP 82 distance=50' 20547+3714 TDT2625 distance=50' 20503+3615 TDT2569 distance=50' 20562+3538 HU 763 distance=52' 20535+3534 SEI1295 distance=53' 20502+3642 SEI1270 distance=54' 20503+3645 TDT2568 distance=54' 20513+3546 TDT2580 distance=54' 20500+3640 TOB 199 distance=55' 20506+3552 SEI1273 distance=57' 20542+3528 GRV 394 distance=57' 20587+3644 ES 251 distance=57' 20538+3723 SEI1299AB distance=59' 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 20544+3625 POP 157 224 3.0
Show 20538+3622 SEI1302 47 25.0 7
Show 20533+3639 SEI1293 53 14.2 20
Show 20531+3610 SEI1291 103 9.0 21
Show 20536+3605 SEI1297 270 18.6 22
Show 20535+3645 SEI1296 278 10.5 23
Show 20544+3648 SEI1306 306 17.1 23
Show 20562+3616 TOB 202 179 18.1 24
Show 20563+3634 SEI1324 92 19.3 25
Show 20562+3614 SEI1323 169 21.2 26
Show 20560+3643 SEI1320 64 13.9 27
Show 20528+3646 COU2221 30 0.3 29
Show 20528+3602 TDT2598 227 0.5 31
Show 20561+3649 SEI1321 96 22.7 32
Show 20521+3645 ES 250 88 4.4 33
Show 20544+3658 TDT2623 36 1.0 34
Show 20573+3632 SEI1328 234 7.9 37
Show 20526+3655 A 1435 6 0.5 37
Show 20538+3702 SEI1300 120 1.8 38
Show 20544+3704 SEI1305 148 23.0 40
Show 20547+3704 STT 419 24 1.7 40
Show 20577+3623 SEI1330 51 14.2 41
Show 20521+3657 SEI1285 301 27.6 42
Show 20575+3643 SEI1329 30 24.7 42
Show 20560+3546 COU2134 264 0.6 44
Show 20546+3709 SEI1307 307 3.7 45
Show 20554+3708 SEI1314 178 18.4 45
Show 20549+3709 COU2295 180 0.4 45
Show 20508+3641 SEI1276 266 22.6 46
Show 20579+3641 SEI1335 28 18.2 46
Show 20506+3615 SEI1274 243 33.5 46
Show 20512+3650 SEI1280 5 3.8 47
Show 20520+3547 TDT2589 192 0.5 47
Show 20557+3540 SEI1316 24 12.3 48
Show 20522+3544 HJ 1586 260 16.2 49
Show 20561+3541 TDT2641 50 1.7 49
Show 20505+3635 SEI1271 AB 27 14.9 49
Show 20505+3635 SEI1272 AC 185 20.4 49
Show 20584+3612 POP 82 25 5.5 50
Show 20547+3714 TDT2625 255 0.5 50
Show 20503+3615 TDT2569 55 0.4 50
Show 20562+3538 HU 763 329 1.5 52
Show 20535+3534 SEI1295 32 9.6 53
Show 20502+3642 SEI1270 211 23.1 54
Show 20503+3645 TDT2568 174 2.4 54
Show 20513+3546 TDT2580 151 0.7 54
Show 20500+3640 TOB 199 109 18.8 55
Show 20506+3552 SEI1273 159 24.1 57
Show 20542+3528 GRV 394 6 71.0 57
Show 20587+3644 ES 251 141 6.6 57
Show 20538+3723 SEI1299 AB 356 9.0 59

 
 
WDS 20544+3625 : COMPONENTS
 
 
  A
B pa=218.0°
sep=2.72"
 
 
20544+3625 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205422.98+362441.8 Mag 11.1 PmRA -4.00
PmDE -7.0 Tycho2 2700-02245-1
Tycho2
Tycho2 2700-02245-1 Pflag RAmdeg 313.59580487 DEmdeg 36.41162332
PmRA -4.1 PmDE -7.2 E RAmdeg 38 E DEmdeg 33
E pmRA 2.0 E pmDE 1.9 EpRAm 1983.44 EpDEm 1983.67
Num 8 Q RAmdeg 1.2 Q DEmdeg 1.8 Q pmRA 1.1
Q pmDE 1.7 BTmag 12.867 E BTmag 0.221 VTmag 11.101
E VTmag 0.066 Prox 999 TYC HIP
CCDM RAdeg 313.59581722 DEdeg 36.41164639 EpRA 1990 1.69
EpDE 1990 1.69 E RAdeg 53.8 E DEdeg 52.4 Posflg
Corr 0.2
 
 
20544+3625 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205422.84+362439.7 Mag 12.3 Calc delta mag 1.2
Calc coord yes