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Current system
20388+4629
BRT 2268


Nearby doubles
41' : 20427+4627
TDS1092

42' : 20353+4650
MZA 37AB

42' : 20379+4710
TDT2436

43' : 20352+4651
MZA 30AB

46' : 20360+4555
STJ 103

46' : 20431+4637
BRT2273

47' : 20349+4651
STTA208AB

52' : 20437+4619
HO 140

52' : 20397+4721
A 748

52' : 20339+4642
BU 1489AB

55' : 20423+4549
STT 411AB

55' : 20437+4651
TDS1096

56' : 20438+4610
TDT2503

60' : 20394+4530
TDS1087

61' : 20328+4646
POP 156

62' : 20329+4636
KRV 41

64' : 20335+4702
BKO 155

64' : 20434+4712
TDT2496

64' : 20335+4703
A 738AB

65' : 20326+4635
ES 664

66' : 20397+4734
A 747AB

67' : 20325+4644
GII 101

67' : 20421+4532
BKO 157

67' : 20420+4532
BRT2271

71' : 20456+4621
HDS2955

71' : 20322+4648
A 736AB



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.

20388+4629 BRT 2268

 
 
20h 38m 49.26s +46° 29' 39.1" P.A. 320.00 sep 3.4 mag 10.70,10.70
 
 
Coord 2000 20388+4629 Discov num BRT2268 Comp Coord arcsec 2000 20 38 49.26 +46 29 39.1
Date first 1892 Date last 2017 Obs 8
Pa first 319 Pa last 320.4 P.A. Now (θ) 320.4°
Sep first 2.7 Sep last 3.437 Sep. Now (ρ) 3.437"
Mag pri 10.70 Mag sec 10.70 delta mag (ΔM) 0 Spectral class
Pri motion ra +024 Sec motion ra
Pri motion dec -030 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3574-02068-1 Gaia DR2 2071287977537772672
 
 
WDS 20388+4629 BRT 2268 : 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
20388+4629 BRT2268 2002 3 317 3.4 9.40 10.20 203849.26+462939.1
20388+4629 BRT2268 2003 4 317 3.4 9.40 10.20 203849.26+462939.1
20388+4629 BRT2268 2017 8 320 3.4 10.70 10.70 203849.26+462939.1

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

 
 
WDS 20388+4629 BRT 2268 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20388+4629 BRT 2268 : MEASURES
 
 
No records found.

 
 
WDS 20388+4629 : VIRTUAL EYEPIECE
 
 

20388+4629 BRT2268A mag 10.7 20388+4629 BRT2268B sep 3.0 P.A. 330.30 mag 10.7 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 20388+4629 : ALADIN DSS IMAGE @ 20h 38m 49.26s +46° 29' 39.1"
 
 
 
 
WDS 20388+4629 BRT 2268 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20388+4629 BRT2268 distance=0' 20427+4627 TDS1092 distance=41' 20353+4650 MZA 37AB distance=42' 20353+4650 MZA 37AC distance=42' 20379+4710 TDT2436 distance=42' 20352+4651 MZA 30AB distance=43' 20352+4651 MZA 30AC distance=43' 20352+4651 MZA 30AD distance=43' 20352+4651 MZA 30AE distance=43' 20352+4651 MZA 30AF distance=43' 20360+4555 STJ 103 distance=46' 20431+4637 BRT2273 distance=46' 20349+4651 STTA208AB distance=47' 20349+4651 BKO 156AC distance=47' 20437+4619 HO 140 distance=52' 20397+4721 A 748 distance=52' 20339+4642 HDS2940Aa,Ab distance=52' 20339+4642 BU 1489AB distance=52' 20423+4549 WAL 132BC distance=54' 20423+4549 CTT 15BD distance=54' 20423+4549 CTT 15BE distance=54' 20423+4549 STT 411AB distance=55' 20423+4549 WAL 132AC distance=55' 20423+4549 BKO 158AF distance=55' 20437+4651 TDS1096 distance=55' 20438+4610 TDT2503 distance=56' 20423+4549 BKO 158EH distance=56' 20423+4549 BKO 158EF distance=56' 20423+4549 BKO 158EG distance=56' 20423+4549 BKO 158EI distance=56' 20394+4530 TDS1087 distance=60' 20328+4646 POP 156 distance=61' 20329+4636 KRV 41 distance=62' 20335+4702 BKO 155 distance=64' 20434+4712 TDT2496 distance=64' 20335+4703 A 738AB distance=64' 20335+4703 HJ 1541AC distance=64' 20335+4703 SS 9AD distance=64' 20335+4703 SS 9AE distance=64' 20335+4703 SS 9AF distance=64' 20335+4703 SS 9AG distance=64' 20335+4703 SS 9AH distance=64' 20335+4703 HJ 1541BC distance=64' 20326+4635 ES 664 distance=65' 20397+4734 A 747AB distance=66' 20397+4734 ES 90AB,C distance=66' 20325+4644 GII 101 distance=67' 20421+4532 BKO 157 distance=67' 20420+4532 BRT2271 distance=67' 20456+4621 HDS2955 distance=71' 20322+4648 A 736AB distance=71' 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 20388+4629 BRT2268 320 3.4
Show 20427+4627 TDS1092 315 0.9 41
Show 20353+4650 MZA 37 AB 319 6.1 42
Show 20353+4650 MZA 37 AC 319 11.1 42
Show 20379+4710 TDT2436 82 0.6 42
Show 20352+4651 MZA 30 AB 140 22.5 43
Show 20352+4651 MZA 30 AC 115 14.2 43
Show 20352+4651 MZA 30 AD 132 23.8 43
Show 20352+4651 MZA 30 AE 123 17.4 43
Show 20352+4651 MZA 30 AF 106 12.3 43
Show 20360+4555 STJ 103 338 1.3 46
Show 20431+4637 BRT2273 308 4.7 46
Show 20349+4651 STTA208 AB 241 83.5 47
Show 20349+4651 BKO 156 AC 98 45.9 47
Show 20437+4619 HO 140 313 8.0 52
Show 20397+4721 A 748 27 1.4 52
Show 20339+4642 HDS2940 Aa,Ab 46 0.3 52
Show 20339+4642 BU 1489 AB 16 116.5 52
Show 20423+4549 WAL 132 BC 4 40.1 54
Show 20423+4549 CTT 15 BD 178 86.6 54
Show 20423+4549 CTT 15 BE 141 87.9 54
Show 20423+4549 STT 411 AB 349 31.8 55
Show 20423+4549 WAL 132 AC 357 71.2 55
Show 20423+4549 BKO 158 AF 143 41.0 55
Show 20437+4651 TDS1096 147 0.9 55
Show 20438+4610 TDT2503 68 0.5 56
Show 20423+4549 BKO 158 EH 340 51.6 56
Show 20423+4549 BKO 158 EF 281 24.9 56
Show 20423+4549 BKO 158 EG 221 28.7 56
Show 20423+4549 BKO 158 EI 236 39.6 56
Show 20394+4530 TDS1087 141 1.0 60
Show 20328+4646 POP 156 4 3.2 61
Show 20329+4636 KRV 41 172 19.6 62
Show 20335+4702 BKO 155 310 8.2 64
Show 20434+4712 TDT2496 49 1.7 64
Show 20335+4703 A 738 AB 249 2.4 64
Show 20335+4703 HJ 1541 AC 266 6.3 64
Show 20335+4703 SS 9 AD 198 18.0 64
Show 20335+4703 SS 9 AE 54 20.7 64
Show 20335+4703 SS 9 AF 117 26.0 64
Show 20335+4703 SS 9 AG 176 27.6 64
Show 20335+4703 SS 9 AH 15 29.2 64
Show 20335+4703 HJ 1541 BC 276 4.0 64
Show 20326+4635 ES 664 55 9.0 65
Show 20397+4734 A 747 AB 104 0.3 66
Show 20397+4734 ES 90 AB,C 141 7.1 66
Show 20325+4644 GII 101 289 0.4 67
Show 20421+4532 BKO 157 240 8.9 67
Show 20420+4532 BRT2271 269 4.5 67
Show 20456+4621 HDS2955 289 0.4 71
Show 20322+4648 A 736 AB 349 0.6 71

 
 
WDS 20388+4629 : COMPONENTS
 
 
  A
B pa=330.3°
sep=3.05"
 
 
20388+4629 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 203849.26+462939.1 Mag 10.7 PmRA 24.00
PmDE -30.0 Tycho2 3574-02068-1
Tycho2
Tycho2 3574-02068-1 Pflag RAmdeg 309.70524888 DEmdeg 46.49419673
PmRA 0.6 PmDE -7.9 E RAmdeg 45 E DEmdeg 49
E pmRA 1.6 E pmDE 1.5 EpRAm 1982.83 EpDEm 1979.68
Num 4 Q RAmdeg 0.6 Q DEmdeg 1.2 Q pmRA 0.6
Q pmDE 1.3 BTmag 11.928 E BTmag 0.092 VTmag 11.110
E VTmag 0.072 Prox 999 TYC T HIP
CCDM RAdeg 309.70524667 DEdeg 46.49421472 EpRA 1990 1.71
EpDE 1990 1.68 E RAdeg 47.3 E DEdeg 52.4 Posflg
Corr 0.0
 
 
20388+4629 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203849.11+462941.7 Mag 10.7 Calc coord yes