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Doubles in session


Current system
20186+1444
CHE 296


Nearby doubles
4' : 20188+1442
CHE 300

6' : 20190+1447
GWP2937

11' : 20181+1452
BPM2096

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CHE 303

14' : 20178+1440
CHE 282

17' : 20175+1444
CHE 277

18' : 20180+1501
CHE 287

19' : 20173+1443
CHE 275

20' : 20182+1504
BPM2097

21' : 20177+1429
BPM2092

22' : 20172+1446
BPM2088

22' : 20177+1503
CHE 279

23' : 20196+1502
BPM2112

23' : 20174+1430
BPM2089

24' : 20183+1508
BPM2098

24' : 20177+1504
BPM2091

24' : 20194+1507
BPM2110

25' : 20183+1509
CHE 294AB

26' : 20204+1447
BPM2119

26' : 20179+1508
A 1669

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BPMA244

27' : 20197+1507
BPM2113

27' : 20182+1511
A 1670

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BPM2093AB

32' : 20167+1459
BPM2086

32' : 20204+1427
BPM2120



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

20186+1444 CHE 296

 
 
20h 18m 38.20s +14° 45' 20.8" P.A. 23.00 sep 28.2 mag 12.93,13.13 Sp B8+A4
 
 
Coord 2000 20186+1444 Discov num CHE 296 Comp Coord arcsec 2000 20 18 38.20 +14 45 20.8
Date first 1910 Date last 2019 Obs 14
Pa first 23 Pa last 23.4 P.A. Now (θ) 23.4°
Sep first 28.4 Sep last 28.2 Sep. Now (ρ) 28.2"
Mag pri 12.93 Mag sec 13.13 delta mag (ΔM) 0.2 Spectral class B8+A4 (blue-white/white)
Pri motion ra -011 Sec motion ra -001
Pri motion dec -012 Sec motion dec -004
Notes
rPM=0.787
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1805215264643351680
 
 
WDS 20186+1444 CHE 296 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Che1908 Pa - Chevalier, Stanislas .
Che1908 Shanghai Obs. Zo-Se 4, 60, 1908 (corrections described in Bko2011c and Hrt2012b)
Che1909 Pa - Chevalier, Stanislas .
Che1909 Shanghai Obs. Zo-Se 5, 86, 1909 (corrections are described in Hrt2012b)
Che1910 Ma j Chevalier, Stanislas & Tsang Ziang-seng .
Che1910 +Pa Shanghai Obs. Zo-Se 6, O5, 1910 (corrections are described in Hrt2012b)
Che1911 Ma - Chevalier, Stanislas .
Che1911 +Pa Shanghai Obs. Zo-Se 7, B1, 1911 (corrections are described in Hrt2012b)
Che1925 Pa - Chevalier, Stanislas 1925JO......8...65G
Che1925 J. Obs. 8, 65, 1925
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20186+1444 CHE 296 1984 2 23 28.3 10.02 10.50 201838.23+144319.3
20186+1444 CHE 296 2008 3 24 29.5 10.02 10.50 201838.23+144319.3
20186+1444 CHE 296 2010 6 24 29.6 12.93 13.13 201838.20+144520.8
20186+1444 CHE 296 2016 9 24 29.6 12.93 13.13 B8+A4 201838.20+144520.8
20186+1444 CHE 296 2019 14 23 28.2 12.93 13.13 B8+A4 201838.20+144520.8

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

 
 
WDS 20186+1444 CHE 296 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20186+1444 CHE 296 : MEASURES
 
 
No records found.

 
 
WDS 20186+1444 : VIRTUAL EYEPIECE
 
 

20186+1444 CHE 296A mag 12.93 Sp B8 20186+1444 CHE 296B sep 28.1 P.A. 22.70 mag 13.13 Sp A4 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20186+1444 : ALADIN DSS IMAGE @ 20h 18m 38.20s +14° 45' 20.8"
 
 
 
 
WDS 20186+1444 CHE 296 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20186+1444 CHE 296 distance=0' 20188+1442 CHE 300 distance=4' 20190+1447 GWP2937 distance=6' 20181+1452 BPM2096 distance=11' 20190+1456 CHE 303 distance=12' 20178+1440 CHE 282 distance=14' 20175+1444 CHE 277 distance=17' 20180+1501 CHE 287 distance=18' 20173+1443 CHE 275 distance=19' 20182+1504 BPM2097 distance=20' 20177+1429 BPM2092 distance=21' 20172+1446 BPM2088 distance=22' 20177+1503 CHE 279 distance=22' 20196+1502 BPM2112 distance=23' 20174+1430 BPM2089 distance=23' 20183+1508 BPM2098 distance=24' 20177+1504 BPM2091 distance=24' 20194+1507 BPM2110 distance=24' 20183+1509 CHE 294AB distance=25' 20183+1509 CHE 294AC distance=25' 20194+1422 A 1672BC distance=26' 20204+1447 BPM2119 distance=26' 20194+1422 STF2665A,BC distance=26' 20179+1508 A 1669 distance=26' 20171+1434 BPMA244 distance=26' 20197+1507 BPM2113 distance=27' 20182+1511 A 1670 distance=27' 20178+1417 BPM2094BC distance=30' 20178+1417 BPM2093AB distance=31' 20167+1459 BPM2086 distance=32' 20204+1427 BPM2120 distance=32' 20169+1506 CHE 268BC distance=32' 20169+1506 CHE 268AB distance=32' 20169+1506 ABH 136AD distance=32' 20169+1506 ABH 136AE distance=32' 20169+1506 ABH 136AF distance=32' 20169+1506 ABH 136AG distance=32' 20169+1506 ABH 136AH distance=32' 20169+1506 ABH 136AI distance=32' 20169+1506 ABH 136AJ distance=32' 20169+1506 ABH 136AK distance=32' 20169+1506 ABH 136AL distance=32' 20169+1506 CHE 268AC distance=32' 20166+1431 BPM2085 distance=33' 20192+1517 BPM2107 distance=33' 20185+1519 BPM2100 distance=34' 20181+1519 CHE 290 distance=34' 20164+1500 CHE 262 distance=36' 20172+1515 CHE 274AB distance=36' 20172+1515 DAM 360AC distance=36' 20179+1520 SMA 116 distance=37' 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 20186+1444 CHE 296 23 28.2
Show 20188+1442 CHE 300 319 40.2 4
Show 20190+1447 GWP2937 61 7.5 6
Show 20181+1452 BPM2096 2 45.2 11
Show 20190+1456 CHE 303 260 21.5 12
Show 20178+1440 CHE 282 134 15.2 14
Show 20175+1444 CHE 277 346 4.0 17
Show 20180+1501 CHE 287 134 27.4 18
Show 20173+1443 CHE 275 332 30.4 19
Show 20182+1504 BPM2097 355 46.9 20
Show 20177+1429 BPM2092 318 79.2 21
Show 20172+1446 BPM2088 343 73.4 22
Show 20177+1503 CHE 279 181 6.8 22
Show 20196+1502 BPM2112 85 109.1 23
Show 20174+1430 BPM2089 200 85.8 23
Show 20183+1508 BPM2098 80 119.1 24
Show 20177+1504 BPM2091 71 77.9 24
Show 20194+1507 BPM2110 256 78.9 24
Show 20183+1509 CHE 294 AB 358 16.0 25
Show 20183+1509 CHE 294 AC 238 13.9 25
Show 20194+1422 A 1672 BC 59 0.1 26
Show 20204+1447 BPM2119 30 110.7 26
Show 20194+1422 STF2665 A,BC 12 3.3 26
Show 20179+1508 A 1669 247 3.1 26
Show 20171+1434 BPMA244 112 297.6 26
Show 20197+1507 BPM2113 3 78.8 27
Show 20182+1511 A 1670 216 0.4 27
Show 20178+1417 BPM2094 BC 233 66.9 30
Show 20178+1417 BPM2093 AB 68 116.6 31
Show 20167+1459 BPM2086 286 62.5 32
Show 20204+1427 BPM2120 168 117.9 32
Show 20169+1506 CHE 268 BC 354 28.4 32
Show 20169+1506 CHE 268 AB 213 10.2 32
Show 20169+1506 ABH 136 AD 281 39.7 32
Show 20169+1506 ABH 136 AE 231 74.0 32
Show 20169+1506 ABH 136 AF 217 52.4 32
Show 20169+1506 ABH 136 AG 212 51.0 32
Show 20169+1506 ABH 136 AH 190 55.4 32
Show 20169+1506 ABH 136 AI 181 67.9 32
Show 20169+1506 ABH 136 AJ 57 93.0 32
Show 20169+1506 ABH 136 AK 65 103.2 32
Show 20169+1506 ABH 136 AL 64 125.3 32
Show 20169+1506 CHE 268 AC 337 21.4 32
Show 20166+1431 BPM2085 221 113.9 33
Show 20192+1517 BPM2107 264 67.4 33
Show 20185+1519 BPM2100 115 114.5 34
Show 20181+1519 CHE 290 153 10.2 34
Show 20164+1500 CHE 262 245 19.7 36
Show 20172+1515 CHE 274 AB 148 27.5 36
Show 20172+1515 DAM 360 AC 21 5.9 36
Show 20179+1520 SMA 116 159 9.7 37

 
 
WDS 20186+1444 : COMPONENTS
 
 
  A
B pa=22.7°
sep=28.06"
 
 
20186+1444 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 201838.20+144520.8 Mag 12.93 Spectral class B8 (blue-white)
PmRA -11.00 PmDE -12.0
 
 
20186+1444 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 201838.95+144546.7 Mag 13.13 Spectral class A4 (white)
PmRA -1.00 PmDE -4.0 Calc delta mag 0.2 Calc coord yes