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Current system
20172+1446
BPM 2088


Nearby doubles
5' : 20173+1443
CHE 275

6' : 20175+1444
CHE 277

11' : 20178+1440
CHE 282

13' : 20171+1434
BPMA244

15' : 20167+1459
BPM2086

16' : 20181+1452
BPM2096

17' : 20174+1430
BPM2089

17' : 20166+1431
BPM2085

18' : 20177+1503
CHE 279

19' : 20164+1500
CHE 262

19' : 20180+1501
CHE 287

19' : 20177+1429
BPM2092

20' : 20177+1504
BPM2091

20' : 20169+1506
CHE 268AB

22' : 20186+1444
CHE 296

22' : 20159+1457
BKO 554

22' : 20158+1455
CHE 251

22' : 20157+1453
CHE 250

23' : 20182+1504
BPM2097

24' : 20188+1442
CHE 300

24' : 20157+1457
BKO 550

25' : 20155+1452
CHE 245AB

25' : 20179+1508
A 1669

25' : 20162+1504
CHE 259

26' : 20162+1507
CHE 258

26' : 20155+1455
BKO 544



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

20172+1446 BPM 2088

 
 
20h 17m 11.28s +14° 46' 17.4" P.A. 343.00 sep 73.4 mag 13.92,15.48
 
 
Coord 2000 20172+1446 Discov num BPM2088 Comp Coord arcsec 2000 20 17 11.28 +14 46 17.4
Date first 1964 Date last 2015 Obs 9
Pa first 343 Pa last 343 P.A. Now (θ) 343°
Sep first 73.4 Sep last 73.414 Sep. Now (ρ) 73.414"
Mag pri 13.92 Mag sec 15.48 delta mag (ΔM) 1.56 Spectral class
Pri motion ra +004 Sec motion ra +009
Pri motion dec -001 Sec motion dec -017
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.871
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1805225744363544960
 
 
WDS 20172+1446 BPM 2088 : NOTES
 
 
discov_num notes refcode
BPM2088 [PM2000] 2246994 + [PM2000] 2246829. Gvr2010
 
 
REFERENCES
 
 
refcode metd author reference
Gvr2010 Pa - Gavras, P. Sinachopoulos, D., Le Campion, J.F., & Cucourant, C. 2010A&A...521A 4G
Gvr2010 +T A&A 521, A4, 2010
Gvr2010 (Note: mean measures from AC2000.2, CdC2000, USNO-A2.0, Yellow Sky, and M2000
Gvr2010 catalogs, spanning years ~1900-2000)
 
 
DISCOVERER
 
 
idgroup discov author
1 BPM Bordeaux PM2000 catalogue (main catalog: separation < 2')
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20172+1446 BPM2088 1998 2 343 73.5 14.09 15.69 NV 201711.28+144617.4
20172+1446 BPM2088 2001 3 343 73.5 14.09 15.69 NV 201711.28+144617.4
20172+1446 BPM2088 2010 4 343 73.9 13.92 15.48 NV 201711.28+144617.4
20172+1446 BPM2088 2015 5 343 73.4 13.92 15.48 NV 201711.28+144617.4

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

 
 
WDS 20172+1446 BPM 2088 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20172+1446 BPM 2088 : MEASURES
 
 
No records found.

 
 
WDS 20172+1446 : VIRTUAL EYEPIECE
 
 

20172+1446 BPM2088A mag 13.92 20172+1446 BPM2088B sep 73.2 P.A. 343.50 mag 15.48 virtual eyepiece
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Radius:
Components only
 
 
WDS 20172+1446 : ALADIN DSS IMAGE @ 20h 17m 11.28s +14° 46' 17.4"
 
 
 
 
WDS 20172+1446 BPM 2088 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20172+1446 BPM2088 distance=1' 20173+1443 CHE 275 distance=5' 20175+1444 CHE 277 distance=6' 20178+1440 CHE 282 distance=11' 20171+1434 BPMA244 distance=13' 20167+1459 BPM2086 distance=15' 20181+1452 BPM2096 distance=16' 20174+1430 BPM2089 distance=17' 20166+1431 BPM2085 distance=17' 20177+1503 CHE 279 distance=18' 20164+1500 CHE 262 distance=19' 20180+1501 CHE 287 distance=19' 20177+1429 BPM2092 distance=19' 20177+1504 BPM2091 distance=20' 20169+1506 CHE 268BC distance=20' 20169+1506 CHE 268AB distance=20' 20169+1506 ABH 136AD distance=20' 20169+1506 ABH 136AE distance=20' 20169+1506 ABH 136AF distance=20' 20169+1506 ABH 136AG distance=20' 20169+1506 ABH 136AH distance=20' 20169+1506 ABH 136AI distance=20' 20169+1506 ABH 136AJ distance=20' 20169+1506 ABH 136AK distance=20' 20169+1506 ABH 136AL distance=20' 20169+1506 CHE 268AC distance=20' 20186+1444 CHE 296 distance=22' 20159+1457 BKO 554 distance=22' 20158+1455 CHE 251 distance=22' 20157+1453 CHE 250 distance=22' 20182+1504 BPM2097 distance=23' 20188+1442 CHE 300 distance=24' 20157+1457 BKO 550 distance=24' 20155+1452 CHE 245AB distance=25' 20155+1452 BKO 545AC distance=25' 20179+1508 A 1669 distance=25' 20162+1504 CHE 259 distance=25' 20162+1507 CHE 258 distance=26' 20155+1455 BKO 544 distance=26' 20190+1447 GWP2937 distance=27' 20159+1505 BKO 553 distance=27' 20183+1508 BPM2098 distance=27' 20183+1509 CHE 294AB distance=28' 20183+1509 CHE 294AC distance=28' 20190+1456 CHE 303 distance=28' 20167+1513 CHE 265 distance=28' 20155+1502 SMA 114 distance=29' 20154+1457 CHE 244 distance=29' 20172+1515 CHE 274AB distance=29' 20172+1515 DAM 360AC distance=29' 20182+1511 A 1670 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 20172+1446 BPM2088 343 73.4 1
Show 20173+1443 CHE 275 332 30.4 5
Show 20175+1444 CHE 277 346 4.0 6
Show 20178+1440 CHE 282 134 15.2 11
Show 20171+1434 BPMA244 112 297.6 13
Show 20167+1459 BPM2086 286 62.5 15
Show 20181+1452 BPM2096 2 45.2 16
Show 20174+1430 BPM2089 200 85.8 17
Show 20166+1431 BPM2085 221 113.9 17
Show 20177+1503 CHE 279 181 6.8 18
Show 20164+1500 CHE 262 245 19.7 19
Show 20180+1501 CHE 287 134 27.4 19
Show 20177+1429 BPM2092 318 79.2 19
Show 20177+1504 BPM2091 71 77.9 20
Show 20169+1506 CHE 268 BC 354 28.4 20
Show 20169+1506 CHE 268 AB 213 10.2 20
Show 20169+1506 ABH 136 AD 281 39.7 20
Show 20169+1506 ABH 136 AE 231 74.0 20
Show 20169+1506 ABH 136 AF 217 52.4 20
Show 20169+1506 ABH 136 AG 212 51.0 20
Show 20169+1506 ABH 136 AH 190 55.4 20
Show 20169+1506 ABH 136 AI 181 67.9 20
Show 20169+1506 ABH 136 AJ 57 93.0 20
Show 20169+1506 ABH 136 AK 65 103.2 20
Show 20169+1506 ABH 136 AL 64 125.3 20
Show 20169+1506 CHE 268 AC 337 21.4 20
Show 20186+1444 CHE 296 23 28.2 22
Show 20159+1457 BKO 554 145 5.8 22
Show 20158+1455 CHE 251 61 28.0 22
Show 20157+1453 CHE 250 145 20.7 22
Show 20182+1504 BPM2097 355 46.9 23
Show 20188+1442 CHE 300 319 40.2 24
Show 20157+1457 BKO 550 301 3.8 24
Show 20155+1452 CHE 245 AB 286 17.9 25
Show 20155+1452 BKO 545 AC 1 6.7 25
Show 20179+1508 A 1669 247 3.1 25
Show 20162+1504 CHE 259 138 16.5 25
Show 20162+1507 CHE 258 230 16.0 26
Show 20155+1455 BKO 544 29 2.6 26
Show 20190+1447 GWP2937 61 7.5 27
Show 20159+1505 BKO 553 111 5.2 27
Show 20183+1508 BPM2098 80 119.1 27
Show 20183+1509 CHE 294 AB 358 16.0 28
Show 20183+1509 CHE 294 AC 238 13.9 28
Show 20190+1456 CHE 303 260 21.5 28
Show 20167+1513 CHE 265 68 20.8 28
Show 20155+1502 SMA 114 310 5.0 29
Show 20154+1457 CHE 244 108 13.4 29
Show 20172+1515 CHE 274 AB 148 27.5 29
Show 20172+1515 DAM 360 AC 21 5.9 29
Show 20182+1511 A 1670 216 0.4 30

 
 
WDS 20172+1446 : COMPONENTS
 
 
  A
B pa=343.5°
sep=73.21"
 
 
20172+1446 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 201711.28+144617.4 Mag 13.92 PmRA 4.00
PmDE -1.0
 
 
20172+1446 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 201709.85+144727.6 Mag 15.48 PmRA 9.00
PmDE -17.0 Calc delta mag 1.56 Calc coord yes