20361+4745 HJ 1549

 
 
20h 36m 03.82s +47 45' 09.5" P.A. 55.00 sep 5.5 mag 9.60,10.50
 
 
Coord 2000 20361+4745 Discov num HJ 1549 Comp Coord arcsec 2000 20 36 03.82 +47 45 09.5
Date first 1828 Date last 2018 Obs 10
Pa first 52 Pa last 54.7 P.A. Now (θ) 54.7°
Sep first 4.0 Sep last 5.517 Sep. Now (ρ) 5.517"
Mag pri 9.60 Mag sec 10.50 delta mag (ΔM) 0.9 Spectral class
Pri motion ra -025 Sec motion ra -009
Pri motion dec -021 Sec motion dec -015
Notes
rPM=0.523
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 2071632365196287488
 
 
WDS 20361+4745 HJ 1549 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
idgroup discov author
1 HJ Herschel, J.F.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20361+4745 HJ 1549 2006 4 58 5.5 9.60 10.50 D 203603.82+474509.5
20361+4745 HJ 1549 2010 7 51 4.5 9.60 10.50 203603.82+474509.5
20361+4745 HJ 1549 2015 7 55 5.5 9.60 10.50 203603.82+474509.5
20361+4745 HJ 1549 2018 8 55 5.5 9.60 10.50 203603.82+474509.5

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WDS 20361+4745 HJ 1549 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20361+4745 HJ 1549 : MEASURES
 
 
No records found.

 
 
WDS 20361+4745 : VIRTUAL EYEPIECE
 
 

20361+4745 HJ 1549A mag 9.6 20361+4745 HJ 1549B sep 4.4 P.A. 43.50 mag 10.5 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 20361+4745 : ALADIN DSS IMAGE @ 20h 36m 03.82s +47 45' 09.5"
 
 
 
 
WDS 20361+4745 HJ 1549 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


20361+4745  HJ 1549 distance=0' 20379+4757  HDS2944Ca,Cb distance=21' 20379+4757  STF2707AB distance=22' 20379+4757  STF2707AC distance=22' 20379+4757  ES 2697AD distance=22' 20379+4757  GUI  33BC distance=22' 20341+4804  YSC 116 distance=28' 20334+4752  J     4 distance=28' 20383+4804  ES   89AB distance=30' 20389+4741  A   746 distance=30' 20389+4803  CNT   7 distance=34' 20336+4719  ES  665 distance=37' 20397+4734  A   747AB distance=39' 20397+4734  ES   90AB,C distance=39' 20379+4710  TDT2436 distance=40' 20397+4806  ES  806AB distance=44' 20397+4806  ES  806AC distance=44' 20397+4721  A   748 distance=45' 20348+4830  ES  666 distance=47' 20335+4703  A   738AB distance=50' 20335+4703  HJ 1541AC distance=50' 20335+4703  SS    9AD distance=50' 20335+4703  SS    9AE distance=50' 20335+4703  SS    9AF distance=50' 20335+4703  SS    9AG distance=50' 20335+4703  SS    9AH distance=50' 20335+4703  HJ 1541BC distance=50' 20335+4702  BKO 155 distance=51' 20387+4830  HJ 1558 distance=51' 20396+4823  RAO 616 distance=52' 20352+4651  MZA  30AB distance=55' 20352+4651  MZA  30AC distance=55' 20352+4651  MZA  30AD distance=55' 20352+4651  MZA  30AE distance=55' 20352+4651  MZA  30AF distance=55' 20353+4650  MZA  37AB distance=56' 20353+4650  MZA  37AC distance=56' 20414+4758  ES  809AB distance=56' 20414+4758  SKF2394AC distance=56' 20349+4651  STTA208AB distance=56' 20349+4651  BKO 156AC distance=56' 20409+4828  ES  808 distance=65' 20328+4646  POP 156 distance=66' 20339+4642  HDS2940Aa,Ab distance=68' 20339+4642  BU 1489AB distance=68' 20322+4648  A   736AB distance=70' 20322+4648  DAM 636AC distance=70' 20325+4644  GII 101 distance=71' 20287+4737  GRF  17 distance=75' 20329+4636  KRV  41 distance=77' 20437+4733  A   749 distance=79' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.

Show name coord_2000 discov# comp pa sep dist(')
Show 20361+4745 HJ 1549 55 5.5
Show 20379+4757 HDS2944 Ca,Cb 29 0.4 21
Show 20379+4757 STF2707 AB 29 21.8 22
Show 20379+4757 STF2707 AC 195 55.3 22
Show 20379+4757 ES 2697 AD 192 17.5 22
Show 20379+4757 GUI 33 BC 199 76.6 22
Show 20341+4804 YSC 116 270 0.2 28
Show 20334+4752 J 4 1 2.6 28
Show 20383+4804 ES 89 AB 209 21.5 30
Show 20389+4741 A 746 150 2.0 30
Show 20389+4803 CNT 7 82 3.5 34
Show 20336+4719 ES 665 129 5.7 37
Show 20397+4734 A 747 AB 104 0.3 39
Show 20397+4734 ES 90 AB,C 141 7.1 39
Show 20379+4710 TDT2436 82 0.6 40
Show 20397+4806 ES 806 AB 267 7.0 44
Show 20397+4806 ES 806 AC 24 11.9 44
Show 20397+4721 A 748 27 1.4 45
Show 20348+4830 ES 666 317 3.0 47
Show 20335+4703 A 738 AB 249 2.4 50
Show 20335+4703 HJ 1541 AC 266 6.3 50
Show 20335+4703 SS 9 AD 198 18.0 50
Show 20335+4703 SS 9 AE 54 20.7 50
Show 20335+4703 SS 9 AF 117 26.0 50
Show 20335+4703 SS 9 AG 176 27.6 50
Show 20335+4703 SS 9 AH 15 29.2 50
Show 20335+4703 HJ 1541 BC 276 4.0 50
Show 20335+4702 BKO 155 310 8.2 51
Show 20387+4830 HJ 1558 205 4.4 51
Show 20396+4823 RAO 616 122 1.8 52
Show 20352+4651 MZA 30 AB 140 22.5 55
Show 20352+4651 MZA 30 AC 115 14.2 55
Show 20352+4651 MZA 30 AD 132 23.8 55
Show 20352+4651 MZA 30 AE 123 17.4 55
Show 20352+4651 MZA 30 AF 106 12.3 55
Show 20353+4650 MZA 37 AB 319 6.1 56
Show 20353+4650 MZA 37 AC 319 11.1 56
Show 20414+4758 ES 809 AB 285 1.6 56
Show 20414+4758 SKF2394 AC 68 3.0 56
Show 20349+4651 STTA208 AB 241 83.5 56
Show 20349+4651 BKO 156 AC 98 45.9 56
Show 20409+4828 ES 808 157 3.3 65
Show 20328+4646 POP 156 4 3.2 66
Show 20339+4642 HDS2940 Aa,Ab 46 0.3 68
Show 20339+4642 BU 1489 AB 16 116.5 68
Show 20322+4648 A 736 AB 349 0.6 70
Show 20322+4648 DAM 636 AC 106 17.0 70
Show 20325+4644 GII 101 289 0.4 71
Show 20287+4737 GRF 17 102 160.1 75
Show 20329+4636 KRV 41 172 19.6 77
Show 20437+4733 A 749 306 0.5 79

 
 
WDS 20361+4745 : COMPONENTS
 
 
  A
B pa=43.5°
sep=4.40"
 
 
20361+4745 A
 
 
Coord arcsec 2000 203603.82+474509.5 Mag 9.6 PmRA -25.00 PmDE -21.0
 
 
20361+4745 B
 
 
Coord arcsec 2000 203604.12+474512.7 Mag 10.5 PmRA -9.00 PmDE -15.0
Calc delta mag 0.9 Calc coord yes