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Current system
20025+3940
BRT 2251


Nearby doubles
12' : 20027+3928
SKF1765AB

16' : 20038+3937
ALI1132

20' : 20035+3924
SEI 828AB

20' : 20026+3959
TDT1929

20' : 20011+3940
BRT2228

23' : 20044+3947
ALI1133

25' : 20041+3957
COU2534

32' : 20011+3913
SEI 791

36' : 20056+3935
COU2535

40' : 19591+3942
ES 1970AB

41' : 20015+4018
HJ 1468

45' : 20053+4011
TDT1959

47' : 20035+3837
COU2533

51' : 20057+3905
J 1072

51' : 20069+3938
ES 1971

52' : 20022+3849
ES 2044

53' : 20052+3857
BU 1480

53' : 20042+3851
ALI 915

56' : 20040+3847
ALI 914AB

59' : 19595+3853
ALI 912

60' : 20001+4032
KOI3213

60' : 19574+3931
SEI 746

61' : 20020+3840
A 1411AB

61' : 19584+4017
GRV 301

61' : 20000+4033
KOI6577

63' : 19576+3914
J 1069



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.

20025+3940 BRT 2251

 
 
20h 02m 32.24s +39° 39' 48.8" P.A. 155.00 sep 4.3 mag 10.70,11.90
 
 
Coord 2000 20025+3940 Discov num BRT2251 Comp Coord arcsec 2000 20 02 32.24 +39 39 48.8
Date first 1892 Date last 2015 Obs 8
Pa first 144 Pa last 154.7 P.A. Now (θ) 154.7°
Sep first 4.0 Sep last 4.341 Sep. Now (ρ) 4.341"
Mag pri 10.70 Mag sec 11.90 delta mag (ΔM) 1.2 Spectral class
Pri motion ra -019 Sec motion ra -015
Pri motion dec +029 Sec motion dec -030
Notes
rPM=1.706
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3154-01062-1 Gaia DR2 2074008096283717632
 
 
WDS 20025+3940 BRT 2251 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Brt1926a Pa - Barton, S.G. 1926AJ.....36..155B
Brt1926a AJ 36, 155, 1926 (BRT 1 - BRT 62)
Brt1926b Pa j Barton, S.G. 1926AJ.....37...57B
Brt1926b AJ 37, 57, 1926 (BRT 63 - BRT 116)
Brt1928 Pa - Barton, S.G. 1928AJ.....38..168B
Brt1928 AJ 38, 168, 1928 (BRT 117 - BRT 230)
Brt1929a Pa - Barton, S.G. 1929AN....235..425B
Brt1929a AN 235, 425, 1929 (BRT 294 - BRT 322)
Brt1929b Pa - Barton, S.G. 1929AJ.....39...93B
Brt1929b AJ 39, 93, 1929 (BRT 231 - BRT 293)
Brt1929c Ma j Barton, S.G. 1929AJ.....39..120B
Brt1929c AJ 39, 120, 1929
Brt1930 Pa - Barton, S.G. 1930AJ.....40..181B
Brt1930 AJ 40, 181, 1930 (BRT 323 - BRT 348)
Brt1931 Pa - Barton, S.G. (BRT 349 - BRT 562) 1931AJ.....41...35B
Brt1931 AJ 41, 35, 1931 (no measures for BRT 529 - BRT 562)
Brt1932a Pa - Barton, S.G. 1932AJ.....42...93B
Brt1932a AJ 42, 93, 1932 (BRT 604 - BRT 636)
Brt1932b Ma - Barton, S.G. 1932PFAO....5a...1B
Brt1932b +Pa Pub. Univ. Penn. 5, Pt.1, Sec.2, 1932 (BRT 563 - BRT 603, BRT1928, etc.)
Brt1932C Ma - Barton, S.G. 1932QB821.A43......
Brt1932C cited in ADS (Aitken Double Star Cat.), 1932
Brt1933 Pa - Barton, S.G. 1933AN....250...49B
Brt1933 AN 250, 49, 1933
Brt1933 (BRT 637 - BRT1134; very approximate dates added for pairs listed with only
Brt1933 secondary magnitudes and no astrometry)
Brt1934 Pa - Barton, S.G. 1934AJ.....43..119B
Brt1934 +Ma AJ 43, 119, 1934
Brt1935a Pa - Barton, S.G. 1935AJ.....44..105B
Brt1935a +Ma AJ 44, 105, 1935
Brt1935b Pa - Barton, S.G. 1935AN....256..357B
Brt1935b AN 256, 357, 1935
Brt1936a Ma - Barton, S.G. 1936AJ.....45...33B
Brt1936a +Pa AJ 45, 33, 1936
Brt1936b Pa - Barton, S.G. 1936AJ.....45...99B
Brt1936b +Ma AJ 45, 99, 1936
Brt1937a Pa - Barton, S.G. 1937AN....263..347B
Brt1937a AN 263, 347, 1937
Brt1937b Pa - Barton, S.G. 1937AN....263..383B
Brt1937b AN 263, 383, 1937
Brt1938 Ma - Barton, S.G. 1938AJ.....47..133B
Brt1938 +Pa AJ 47, 133, 1938
Brt1939a Ma - Barton, S.G. 1939PFAO....5b...1B
Brt1939a +Pa Pub. Univ. Penn. 5, Pt.2, Sec.2, 1939
Brt1939b Pa - Barton, S.G. 1939AJ.....48..145B
Brt1939b +Ma AJ 48, 145, 1939
Brt1941 Pa - Barton, S.G. 1941PASP...55..339B
Brt1941 PASP 55, 339, 1941
Brt1942 Pa - Barton, S.G. 1942AJ.....50...11B
Brt1942 AJ 50, 11, 1942
Brt1947 Ma - Barton, S.G. 1947AJ.....52..178B
Brt1947 +Pa AJ 52, 178, 1947
Brt1949 Ma - Barton, S.G. 1949PFAO....7a...1B
Brt1949 Pub. Univ. Penn. 7, Pt.1, Sec.1, 1949
Brt1951 Pa - Barton, S.G. 1951AJ.....55..218B
Brt1951 AJ 55, 218, 1951
Brt1957 Ma - Barton, S.G. 1957QB4.P5v7ps3....
Brt1957 Pub. Univ. Penn. 7, Pt.3, 15, 1957
Brt9999 Ma - Barton, S.G. ...................
Brt9999 +Pa Unpublished, manuscript or reference not found.
Brt2002A Ma - Barton, S.G. 2002yCat.1275....0D
Brt2002A +Pa cited in CCDM
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20025+3940 BRT2251 2007 4 151 4.2 9.30 10.50 D 200232.24+393948.8
20025+3940 BRT2251 2011 7 154 4.3 9.30 10.50 200232.24+393948.8
20025+3940 BRT2251 2015 8 155 4.3 10.70 11.90 200232.24+393948.8

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

 
 
WDS 20025+3940 BRT 2251 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20025+3940 BRT 2251 : MEASURES
 
 
No records found.

 
 
WDS 20025+3940 : VIRTUAL EYEPIECE
 
 

20025+3940 BRT2251A mag 10.7 20025+3940 BRT2251B sep 4.2 P.A. 160.00 mag 11.9 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 20025+3940 : ALADIN DSS IMAGE @ 20h 02m 32.24s +39° 39' 48.8"
 
 
 
 
WDS 20025+3940 BRT 2251 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20025+3940 BRT2251 distance=0' 20027+3928 SKF1765AB distance=12' 20038+3937 ALI1132 distance=16' 20035+3924 SEI 828AB distance=20' 20035+3924 SEI 829AC distance=20' 20026+3959 TDT1929 distance=20' 20011+3940 BRT2228 distance=20' 20044+3947 ALI1133 distance=23' 20041+3957 COU2534 distance=25' 20011+3913 SEI 791 distance=32' 20056+3935 COU2535 distance=36' 19591+3942 ES 1970BC distance=40' 19591+3942 ES 1970AB distance=40' 19591+3942 BER 1AE distance=40' 20015+4018 HJ 1468 distance=41' 20053+4011 TDT1959 distance=45' 20035+3837 COU2533 distance=47' 20057+3905 J 1072 distance=51' 20069+3938 ES 1971 distance=51' 20022+3849 ES 2044 distance=52' 20052+3857 BU 1480 distance=53' 20042+3851 ALI 915 distance=53' 20040+3847 ALI 914AB distance=56' 19595+3853 ALI 912 distance=59' 20001+4032 KOI3213 distance=60' 19574+3931 SEI 746 distance=60' 20020+3840 A 1411AB distance=61' 20020+3840 A 1411AC distance=61' 20020+3840 A 1411AD distance=61' 19584+4017 GRV 301 distance=61' 20000+4033 KOI6577 distance=61' 19576+3914 J 1069 distance=63' 19578+3910 HEI9014 distance=63' 20079+3949 STJ 83 distance=63' 19573+3927 SEI 744 distance=63' 19590+3851 SEI 763 distance=64' 19587+4026 KOI 643AB distance=64' 19587+4026 KOI 643AC distance=64' 20026+4044 POP 171 distance=65' 19594+4034 KOI3856 distance=65' 20001+3842 SEI 777 distance=65' 20073+4013 BRT2252 distance=65' 20034+4044 DAM1458 distance=66' 20081+3926 ES 1972 distance=66' 19576+3906 MLB 981 distance=66' 20055+4037 WFC 228 distance=67' 20011+4045 BRT2250 distance=68' 19569+3922 SEI 742 distance=68' 20048+3837 SEI 843 distance=68' 19598+4041 DEA 484 distance=69' 20085+3936 MLB 768 distance=70' 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 20025+3940 BRT2251 155 4.3
Show 20027+3928 SKF1765 AB 224 55.1 12
Show 20038+3937 ALI1132 229 7.8 16
Show 20035+3924 SEI 828 AB 85 19.8 20
Show 20035+3924 SEI 829 AC 262 22.7 20
Show 20026+3959 TDT1929 214 2.1 20
Show 20011+3940 BRT2228 265 4.3 20
Show 20044+3947 ALI1133 346 13.1 23
Show 20041+3957 COU2534 7 0.2 25
Show 20011+3913 SEI 791 59 5.6 32
Show 20056+3935 COU2535 135 2.0 36
Show 19591+3942 ES 1970 BC 335 5.3 40
Show 19591+3942 ES 1970 AB 150 19.1 40
Show 19591+3942 BER 1 AE 139 46.8 40
Show 20015+4018 HJ 1468 282 11.7 41
Show 20053+4011 TDT1959 358 0.8 45
Show 20035+3837 COU2533 102 1.0 47
Show 20057+3905 J 1072 252 4.1 51
Show 20069+3938 ES 1971 291 3.3 51
Show 20022+3849 ES 2044 19 7.4 52
Show 20052+3857 BU 1480 328 8.2 53
Show 20042+3851 ALI 915 198 14.9 53
Show 20040+3847 ALI 914 AB 230 14.8 56
Show 19595+3853 ALI 912 206 10.4 59
Show 20001+4032 KOI3213 214 1.0 60
Show 19574+3931 SEI 746 324 26.2 60
Show 20020+3840 A 1411 AB 204 1.3 61
Show 20020+3840 A 1411 AC 208 10.2 61
Show 20020+3840 A 1411 AD 116 22.7 61
Show 19584+4017 GRV 301 178 17.2 61
Show 20000+4033 KOI6577 179 3.7 61
Show 19576+3914 J 1069 66 2.4 63
Show 19578+3910 HEI9014 103 8.9 63
Show 20079+3949 STJ 83 307 0.9 63
Show 19573+3927 SEI 744 85 16.5 63
Show 19590+3851 SEI 763 333 23.7 64
Show 19587+4026 KOI 643 AB 279 2.2 64
Show 19587+4026 KOI 643 AC 197 3.3 64
Show 20026+4044 POP 171 296 1.1 65
Show 19594+4034 KOI3856 101 2.5 65
Show 20001+3842 SEI 777 222 25.0 65
Show 20073+4013 BRT2252 188 2.9 65
Show 20034+4044 DAM1458 319 5.1 66
Show 20081+3926 ES 1972 146 4.4 66
Show 19576+3906 MLB 981 61 6.2 66
Show 20055+4037 WFC 228 167 13.7 67
Show 20011+4045 BRT2250 16 5.3 68
Show 19569+3922 SEI 742 144 7.8 68
Show 20048+3837 SEI 843 132 13.3 68
Show 19598+4041 DEA 484 238 73.3 69
Show 20085+3936 MLB 768 111 5.1 70

 
 
WDS 20025+3940 : COMPONENTS
 
 
  A
B pa=160.0°
sep=4.18"
 
 
20025+3940 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 200232.24+393948.8 Mag 10.7 PmRA -19.00
PmDE 29.0 Tycho2 3154-01062-1
Tycho2
Tycho2 3154-01062-1 Pflag RAmdeg 300.63432969 DEmdeg 39.66356846
PmRA 3.8 PmDE -4.1 E RAmdeg 47 E DEmdeg 44
E pmRA 1.9 E pmDE 1.8 EpRAm 1984.77 EpDEm 1985.37
Num 3 Q RAmdeg 0.5 Q DEmdeg 0.8 Q pmRA 0.5
Q pmDE 0.8 BTmag 11.859 E BTmag 0.091 VTmag 10.827
E VTmag 0.063 Prox 745 TYC T HIP
CCDM RAdeg 300.63431778 DEdeg 39.66357778 EpRA 1990 1.55
EpDE 1990 1.74 E RAdeg 49.3 E DEdeg 44.7 Posflg
Corr 0.1
 
 
20025+3940 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200232.36+393944.9 Mag 11.9 PmRA -15.00
PmDE -30.0 Calc delta mag 1.2 Calc coord yes