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Doubles in session


Current system
20180+1501
CHE 287


Nearby doubles
5' : 20182+1504
BPM2097

5' : 20177+1503
CHE 279

7' : 20177+1504
BPM2091

8' : 20179+1508
A 1669

9' : 20181+1452
BPM2096

9' : 20183+1508
BPM2098

10' : 20183+1509
CHE 294AB

12' : 20182+1511
A 1670

16' : 20190+1456
CHE 303

17' : 20169+1506
CHE 268AB

18' : 20186+1444
CHE 296

18' : 20181+1519
CHE 290

19' : 20172+1515
CHE 274AB

19' : 20175+1444
CHE 277

19' : 20172+1446
BPM2088

20' : 20179+1520
SMA 116

20' : 20178+1520
CHE 281

20' : 20167+1459
BPM2086

20' : 20185+1519
BPM2100

20' : 20190+1447
GWP2937

21' : 20178+1440
CHE 282

21' : 20173+1443
CHE 275

21' : 20194+1507
BPM2110

22' : 20188+1442
CHE 300

23' : 20167+1513
CHE 265

23' : 20164+1500
CHE 262



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

20180+1501 CHE 287

 
 
20h 18m 00.58s +15° 00' 33.6" P.A. 134.00 sep 27.4 mag 13.50,14.27
 
 
Coord 2000 20180+1501 Discov num CHE 287 Comp Coord arcsec 2000 20 18 00.58 +15 00 33.6
Date first 1910 Date last 2015 Obs 11
Pa first 143 Pa last 134.3 P.A. Now (θ) 134.3°
Sep first 26.4 Sep last 27.385 Sep. Now (ρ) 27.385"
Mag pri 13.50 Mag sec 14.27 delta mag (ΔM) 0.77 Spectral class
Pri motion ra -002 Sec motion ra +022
Pri motion dec -003 Sec motion dec +007
Notes
rPM=1.126
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1805238216948607744
 
 
WDS 20180+1501 CHE 287 : 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
20180+1501 CHE 287 2004 2 135 27.2 11.00 11.50 201800.53+150033.5
20180+1501 CHE 287 2008 3 135 27.3 11.00 11.50 201800.53+150033.5
20180+1501 CHE 287 2010 6 135 27.3 13.50 14.27 201800.58+150033.6
20180+1501 CHE 287 2015 7 134 27.4 13.50 14.27 201800.58+150033.6

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

 
 
WDS 20180+1501 CHE 287 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20180+1501 CHE 287 : MEASURES
 
 
No records found.

 
 
WDS 20180+1501 : VIRTUAL EYEPIECE
 
 

20180+1501 CHE 287A mag 13.5 20180+1501 CHE 287B sep 26.9 P.A. 135.30 mag 14.27 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20180+1501 : ALADIN DSS IMAGE @ 20h 18m 00.58s +15° 00' 33.6"
 
 
 
 
WDS 20180+1501 CHE 287 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20180+1501 CHE 287 distance=0' 20182+1504 BPM2097 distance=5' 20177+1503 CHE 279 distance=5' 20177+1504 BPM2091 distance=7' 20179+1508 A 1669 distance=8' 20181+1452 BPM2096 distance=9' 20183+1508 BPM2098 distance=9' 20183+1509 CHE 294AB distance=10' 20183+1509 CHE 294AC distance=10' 20182+1511 A 1670 distance=12' 20190+1456 CHE 303 distance=16' 20169+1506 CHE 268AB distance=17' 20169+1506 ABH 136AD distance=17' 20169+1506 ABH 136AE distance=17' 20169+1506 ABH 136AF distance=17' 20169+1506 ABH 136AG distance=17' 20169+1506 ABH 136AH distance=17' 20169+1506 ABH 136AI distance=17' 20169+1506 ABH 136AJ distance=17' 20169+1506 ABH 136AK distance=17' 20169+1506 ABH 136AL distance=17' 20169+1506 CHE 268AC distance=17' 20169+1506 CHE 268BC distance=17' 20186+1444 CHE 296 distance=18' 20181+1519 CHE 290 distance=18' 20172+1515 CHE 274AB distance=19' 20172+1515 DAM 360AC distance=19' 20175+1444 CHE 277 distance=19' 20172+1446 BPM2088 distance=19' 20179+1520 SMA 116 distance=20' 20178+1520 CHE 281 distance=20' 20167+1459 BPM2086 distance=20' 20185+1519 BPM2100 distance=20' 20190+1447 GWP2937 distance=20' 20178+1440 CHE 282 distance=21' 20173+1443 CHE 275 distance=21' 20194+1507 BPM2110 distance=21' 20188+1442 CHE 300 distance=22' 20167+1513 CHE 265 distance=23' 20164+1500 CHE 262 distance=23' 20174+1522 CHE 276 distance=23' 20196+1502 BPM2112 distance=24' 20192+1517 BPM2107 distance=25' 20180+1526 CHE 286 distance=25' 20197+1507 BPM2113 distance=26' 20162+1507 CHE 258 distance=27' 20189+1524 CHE 302 distance=27' 20168+1523 CHE 267 distance=28' 20178+1530 CHE 280 distance=29' 20162+1504 CHE 259 distance=30' 20190+1526 BPM2104 distance=30' 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 20180+1501 CHE 287 134 27.4
Show 20182+1504 BPM2097 355 46.9 5
Show 20177+1503 CHE 279 181 6.8 5
Show 20177+1504 BPM2091 71 77.9 7
Show 20179+1508 A 1669 247 3.1 8
Show 20181+1452 BPM2096 2 45.2 9
Show 20183+1508 BPM2098 80 119.1 9
Show 20183+1509 CHE 294 AB 358 16.0 10
Show 20183+1509 CHE 294 AC 238 13.9 10
Show 20182+1511 A 1670 216 0.4 12
Show 20190+1456 CHE 303 260 21.5 16
Show 20169+1506 CHE 268 AB 213 10.2 17
Show 20169+1506 ABH 136 AD 281 39.7 17
Show 20169+1506 ABH 136 AE 231 74.0 17
Show 20169+1506 ABH 136 AF 217 52.4 17
Show 20169+1506 ABH 136 AG 212 51.0 17
Show 20169+1506 ABH 136 AH 190 55.4 17
Show 20169+1506 ABH 136 AI 181 67.9 17
Show 20169+1506 ABH 136 AJ 57 93.0 17
Show 20169+1506 ABH 136 AK 65 103.2 17
Show 20169+1506 ABH 136 AL 64 125.3 17
Show 20169+1506 CHE 268 AC 337 21.4 17
Show 20169+1506 CHE 268 BC 354 28.4 17
Show 20186+1444 CHE 296 23 28.2 18
Show 20181+1519 CHE 290 153 10.2 18
Show 20172+1515 CHE 274 AB 148 27.5 19
Show 20172+1515 DAM 360 AC 21 5.9 19
Show 20175+1444 CHE 277 346 4.0 19
Show 20172+1446 BPM2088 343 73.4 19
Show 20179+1520 SMA 116 159 9.7 20
Show 20178+1520 CHE 281 316 17.7 20
Show 20167+1459 BPM2086 286 62.5 20
Show 20185+1519 BPM2100 115 114.5 20
Show 20190+1447 GWP2937 61 7.5 20
Show 20178+1440 CHE 282 134 15.2 21
Show 20173+1443 CHE 275 332 30.4 21
Show 20194+1507 BPM2110 256 78.9 21
Show 20188+1442 CHE 300 319 40.2 22
Show 20167+1513 CHE 265 68 20.8 23
Show 20164+1500 CHE 262 245 19.7 23
Show 20174+1522 CHE 276 261 18.0 23
Show 20196+1502 BPM2112 85 109.1 24
Show 20192+1517 BPM2107 264 67.4 25
Show 20180+1526 CHE 286 92 25.9 25
Show 20197+1507 BPM2113 3 78.8 26
Show 20162+1507 CHE 258 230 16.0 27
Show 20189+1524 CHE 302 129 23.7 27
Show 20168+1523 CHE 267 18 36.5 28
Show 20178+1530 CHE 280 230 27.7 29
Show 20162+1504 CHE 259 138 16.5 30
Show 20190+1526 BPM2104 293 93.0 30

 
 
WDS 20180+1501 : COMPONENTS
 
 
  A
B pa=135.3°
sep=26.91"
 
 
20180+1501 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 201800.58+150033.6 Mag 13.5 PmRA -2.00
PmDE -3.0
 
 
20180+1501 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 201801.89+150014.5 Mag 14.27 PmRA 22.00
PmDE 7.0 Calc delta mag 0.77 Calc coord yes