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Doubles in session


Current system
20188+1530
CHE 299 AC


Nearby doubles
4' : 20190+1530
BKO 563

5' : 20190+1526
BPM2104

7' : 20189+1524
CHE 302

10' : 20194+1534
TOB 310

11' : 20190+1540
BPM2103

11' : 20195+1533
HDS2905

12' : 20183+1539
CHE 293

13' : 20185+1519
BPM2100

13' : 20180+1526
CHE 286

15' : 20192+1517
BPM2107

15' : 20197+1522
A 1673

15' : 20178+1530
CHE 280

16' : 20181+1519
CHE 290

16' : 20189+1546
CHE 301

17' : 20179+1520
SMA 116

18' : 20180+1543
CHE 285

19' : 20186+1548
CHE 295

19' : 20177+1539
CHE 278

19' : 20178+1520
CHE 281

19' : 20180+1544
CHE 284

21' : 20187+1551
CHE 297AB

21' : 20182+1511
A 1670

21' : 20201+1540
GWP2939

22' : 20174+1522
CHE 276

22' : 20203+1525
BPM2117

23' : 20183+1509
CHE 294AB



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

20188+1530 CHE 299 AC

 
 
20h 18m 49.47s +15° 29' 55.3" P.A. 329.00 sep 37.6 mag 12.25,13.45
 
 
Coord 2000 20188+1530 Discov num CHE 299 Comp AC Coord arcsec 2000 20 18 49.47 +15 29 55.3
Date first 1910 Date last 2019 Obs 11
Pa first 330 Pa last 329.3 P.A. Now (θ) 329.3°
Sep first 38.1 Sep last 37.6 Sep. Now (ρ) 37.6"
Mag pri 12.25 Mag sec 13.45 delta mag (ΔM) 1.2 Spectral class
Pri motion ra +012 Sec motion ra +005
Pri motion dec +009 Sec motion dec +002
Notes
rPM=0.66
Nature of this double is uncertain.
 
 
20188+1530 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 18 49 +15 29 55 TOB 319 AB 2019 10 65 14.9 12.25 13.10 0.85
Show 20 18 49 +15 29 55 CHE 299 AC 2019 11 329 37.6 12.25 13.45 1.20 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1808375639020707328
 
 
WDS 20188+1530 CHE 299 AC : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
CHE Chevalier, Stanislas
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
20188+1530 CHE 299 AC 1910 1 330 38.1 9.93 10.27 201849.41+152954.2
20188+1530 CHE 299 AC 2008 2 329 37.2 9.93 10.27 201849.41+152954.2
20188+1530 CHE 299 AC 2015 6 329 37.1 12.25 13.45 201849.47+152955.3
20188+1530 CHE 299 AC 2019 11 329 37.6 12.25 13.45 201849.47+152955.3

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

 
 
WDS 20188+1530 CHE 299 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20188+1530 CHE 299 AC : MEASURES
 
 
No records found.

 
 
WDS 20188+1530 : VIRTUAL EYEPIECE
 
 

20188+1530 TOB 319A mag 12.25 20188+1530 TOB 319B sep 14.9 P.A. 64.70 mag 13.1 20188+1530 CHE 299C sep 37.6 P.A. 329.30 mag 13.45 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20188+1530 : ALADIN DSS IMAGE @ 20h 18m 49.47s +15° 29' 55.3"
 
 
 
 
WDS 20188+1530 CHE 299 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20188+1530 CHE 299AC distance=0' 20190+1530 BKO 563 distance=4' 20190+1526 BPM2104 distance=5' 20189+1524 CHE 302 distance=7' 20194+1534 TOB 310 distance=10' 20190+1540 BPM2103 distance=11' 20195+1533 HDS2905 distance=11' 20183+1539 CHE 293 distance=12' 20185+1519 BPM2100 distance=13' 20180+1526 CHE 286 distance=13' 20192+1517 BPM2107 distance=15' 20197+1522 A 1673 distance=15' 20178+1530 CHE 280 distance=15' 20181+1519 CHE 290 distance=16' 20189+1546 CHE 301 distance=16' 20179+1520 SMA 116 distance=17' 20180+1543 CHE 285 distance=18' 20186+1548 CHE 295 distance=19' 20177+1539 CHE 278 distance=19' 20178+1520 CHE 281 distance=19' 20180+1544 CHE 284 distance=19' 20187+1551 CHE 297AB distance=21' 20187+1551 CHE 298AC distance=21' 20182+1511 A 1670 distance=21' 20187+1551 CHE 298BC distance=21' 20201+1540 GWP2939 distance=21' 20174+1522 CHE 276 distance=22' 20203+1525 BPM2117 distance=22' 20183+1509 CHE 294AB distance=23' 20183+1509 CHE 294AC distance=23' 20183+1508 BPM2098 distance=24' 20181+1552 CHE 289 distance=25' 20194+1507 BPM2110 distance=25' 20198+1550 STE 2 distance=26' 20179+1508 A 1669 distance=26' 20171+1536 CHE 272 distance=26' 20197+1507 BPM2113 distance=27' 20181+1555 J 553 distance=27' 20179+1553 CHE 283 distance=27' 20170+1538 CHE 269 distance=28' 20183+1556 CHE 292 distance=28' 20172+1515 CHE 274AB distance=28' 20172+1515 DAM 360AC distance=28' 20182+1504 BPM2097 distance=28' 20206+1519 BPM2122 distance=29' 20168+1523 CHE 267 distance=30' 20186+1600 BPM2102 distance=30' 20196+1502 BPM2112 distance=30' 20177+1504 BPM2091 distance=31' 20180+1501 CHE 287 distance=32' 20168+1543 CHE 266 distance=32' 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 20188+1530 TOB 319 AB 65 14.9 0
Show 20188+1530 CHE 299 AC 329 37.6 0
Show 20190+1530 BKO 563 147 9.2 4
Show 20190+1526 BPM2104 293 93.0 5
Show 20189+1524 CHE 302 129 23.7 7
Show 20194+1534 TOB 310 239 16.3 10
Show 20190+1540 BPM2103 173 15.0 11
Show 20195+1533 HDS2905 116 0.3 11
Show 20183+1539 CHE 293 354 24.8 12
Show 20185+1519 BPM2100 115 114.5 13
Show 20180+1526 CHE 286 92 25.9 13
Show 20192+1517 BPM2107 264 67.4 15
Show 20197+1522 A 1673 59 1.0 15
Show 20178+1530 CHE 280 230 27.7 15
Show 20181+1519 CHE 290 153 10.2 16
Show 20189+1546 CHE 301 296 28.1 16
Show 20179+1520 SMA 116 159 9.7 17
Show 20180+1543 CHE 285 17 7.1 18
Show 20186+1548 CHE 295 260 13.6 19
Show 20177+1539 CHE 278 89 10.5 19
Show 20178+1520 CHE 281 316 17.7 19
Show 20180+1544 CHE 284 339 30.4 19
Show 20187+1551 CHE 297 AB 6 35.1 21
Show 20187+1551 CHE 298 AC 318 16.9 21
Show 20182+1511 A 1670 216 0.4 21
Show 20187+1551 CHE 298 BC 213 27.0 21
Show 20201+1540 GWP2939 40 24.7 21
Show 20174+1522 CHE 276 261 18.0 22
Show 20203+1525 BPM2117 49 101.6 22
Show 20183+1509 CHE 294 AB 358 16.0 23
Show 20183+1509 CHE 294 AC 238 13.9 23
Show 20183+1508 BPM2098 80 119.1 24
Show 20181+1552 CHE 289 39 32.5 25
Show 20194+1507 BPM2110 256 78.9 25
Show 20198+1550 STE 2 164 8.1 26
Show 20179+1508 A 1669 247 3.1 26
Show 20171+1536 CHE 272 104 17.4 26
Show 20197+1507 BPM2113 3 78.8 27
Show 20181+1555 J 553 20 3.7 27
Show 20179+1553 CHE 283 80 24.5 27
Show 20170+1538 CHE 269 285 26.9 28
Show 20183+1556 CHE 292 181 15.7 28
Show 20172+1515 CHE 274 AB 148 27.7 28
Show 20172+1515 DAM 360 AC 21 5.9 28
Show 20182+1504 BPM2097 355 46.9 28
Show 20206+1519 BPM2122 117 119.3 29
Show 20168+1523 CHE 267 18 36.5 30
Show 20186+1600 BPM2102 47 72.1 30
Show 20196+1502 BPM2112 85 109.1 30
Show 20177+1504 BPM2091 71 77.9 31
Show 20180+1501 CHE 287 134 27.4 32

 
 
WDS 20188+1530 : COMPONENTS
 
 
  A B
B pa=64.7°
sep=14.90"
 
C pa=329.3°
sep=37.60"
pa=308.5°
sep=41.73"
 
 
20188+1530 A
 
 
Coord arcsec 2000 201849.47+152955.3 Mag 12.25 PmRA 12.00 PmDE 9.0
 
 
20188+1530 B
 
 
Coord arcsec 2000 201850.40+153001.7 Mag 13.1 PmRA 3.00 PmDE -1.0
Delta magnitude 0.85 Coordinate calculated yes
 
 
20188+1530 C
 
 
Coord arcsec 2000 201848.14+153027.6 Mag 13.45 PmRA 5.00 PmDE 2.0
Delta magnitude 1.2 Coordinate calculated yes