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Current system
20020+1702
BPM 1942


Nearby doubles
5' : 20020+1707
BPM1941

12' : 20019+1651
BPM1938

17' : 20031+1656
BPM1957

20' : 20032+1712
BPM1960

22' : 20006+1657
BPM1921

24' : 20012+1642
BPM1929

24' : 20035+1715
TDT1941

28' : 20040+1704
BPM1970

29' : 20004+1720
SLE 676

30' : 20005+1643
BPMA225

30' : 20041+1704
STT 592AB

31' : 20041+1700
STF2622AB

32' : 20006+1727
BPM1923

36' : 20036+1635
SLE 678

36' : 20044+1715
COU 325AB

37' : 20036+1634
BPM1966

37' : 20034+1631
BPM1964

39' : 20033+1736
BPM1962

39' : 20001+1731
H 4 100AB

40' : 19596+1720
BPM1912

40' : 20001+1636
J 1204AB

41' : 19599+1637
J 1203

41' : 20002+1733
SLE 675

42' : 20024+1744
BPM1947AB

43' : 20045+1638
BPM1972AB

44' : 20001+1737
S 730AB



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

20020+1702 BPM 1942

 
 
20h 02m 01.99s +17° 02' 27.6" P.A. 288.00 sep 114.8 mag 14.10,16.13
 
 
Coord 2000 20020+1702 Discov num BPM1942 Comp Coord arcsec 2000 20 02 01.99 +17 02 27.6
Date first 1995 Date last 2015 Obs 7
Pa first 288 Pa last 288.2 P.A. Now (θ) 288.2°
Sep first 114.8 Sep last 114.821 Sep. Now (ρ) 114.821"
Mag pri 14.10 Mag sec 16.13 delta mag (ΔM) 2.03 Spectral class
Pri motion ra -019 Sec motion ra -041
Pri motion dec -020 Sec motion dec -031
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.479
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagitta Gaia DR2 1820220956977723520
 
 
WDS 20020+1702 BPM 1942 : NOTES
 
 
discov_num notes refcode
BPM1942 [PM2000] 2140266 + [PM2000] 2139243. 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
20020+1702 BPM1942 1997 2 288 114.9 14.10 16.13 NV 200201.99+170227.6
20020+1702 BPM1942 2001 3 288 114.9 14.10 16.13 NV 200201.99+170227.6
20020+1702 BPM1942 2010 4 288 114.8 14.10 16.13 NV 200201.99+170227.6
20020+1702 BPM1942 2015 5 288 114.8 14.10 16.13 NV 200201.99+170227.6

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

 
 
WDS 20020+1702 BPM 1942 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20020+1702 BPM 1942 : MEASURES
 
 
No records found.

 
 
WDS 20020+1702 : VIRTUAL EYEPIECE
 
 

20020+1702 BPM1942A mag 14.1 20020+1702 BPM1942B sep 110.3 P.A. 289.00 mag 16.13 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20020+1702 : ALADIN DSS IMAGE @ 20h 02m 01.99s +17° 02' 27.6"
 
 
 
 
WDS 20020+1702 BPM 1942 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20020+1702 BPM1942 distance=0' 20020+1707 BPM1941 distance=5' 20019+1651 BPM1938 distance=12' 20031+1656 BPM1957 distance=17' 20032+1712 BPM1960 distance=20' 20006+1657 BPM1921 distance=22' 20012+1642 BPM1929 distance=24' 20035+1715 TDT1941 distance=24' 20041+1704 ENG 69BC distance=28' 20041+1704 STTA202BG distance=28' 20040+1704 BPM1970 distance=28' 20041+1704 BUP 202CH distance=29' 20004+1720 SLE 676 distance=29' 20005+1643 BPMA225 distance=30' 20041+1704 STT 592AB distance=30' 20041+1704 STT 592AC distance=30' 20041+1704 BUP 202AD distance=30' 20041+1704 BUP 202AE distance=30' 20041+1704 BUP 202AF distance=30' 20041+1704 LIM 3Aa,Ab distance=30' 20041+1704 SBN 1Aa,Ac distance=30' 20041+1704 SMR 20AI distance=30' 20041+1704 TNN 14AJ distance=30' 20041+1704 TNN 14AK distance=30' 20041+1704 TNN 14AL distance=30' 20041+1700 EGG 3Ba,Bb distance=31' 20041+1700 STF2622AB distance=31' 20041+1700 STF2622AC distance=31' 20006+1727 BPM1923 distance=32' 20036+1635 SLE 678 distance=36' 20044+1715 COU 325AB distance=36' 20044+1715 GII 28AB,C distance=36' 20036+1634 BPM1966 distance=37' 20034+1631 BPM1964 distance=37' 20033+1736 BPM1962 distance=39' 20001+1731 H 4 100AB distance=39' 20001+1731 H 4 100AC distance=39' 20001+1731 H 4 100BC distance=39' 19596+1720 BPM1912 distance=40' 20001+1636 J 1204AB distance=40' 20001+1731 BU 1477CD distance=41' 20001+1731 BU 1477CE distance=41' 19599+1637 J 1203 distance=41' 20001+1636 J 1204BC distance=41' 20002+1733 SLE 675 distance=41' 20024+1744 BPM1947AB distance=42' 20045+1638 BPM1972AB distance=43' 20045+1638 BPM1973AC distance=43' 20045+1638 BPM1974AD distance=43' 20024+1744 BPM1948BC distance=43' 20001+1737 S 730AB distance=44' 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 20020+1702 BPM1942 288 114.8
Show 20020+1707 BPM1941 347 105.5 5
Show 20019+1651 BPM1938 82 118.4 12
Show 20031+1656 BPM1957 81 96.1 17
Show 20032+1712 BPM1960 348 93.0 20
Show 20006+1657 BPM1921 221 78.6 22
Show 20012+1642 BPM1929 144 31.6 24
Show 20035+1715 TDT1941 165 1.1 24
Show 20041+1704 ENG 69 BC 24 152.0 28
Show 20041+1704 STTA202 BG 230 181.4 28
Show 20040+1704 BPM1970 183 36.6 28
Show 20041+1704 BUP 202 CH 185 95.6 29
Show 20004+1720 SLE 676 228 12.6 29
Show 20005+1643 BPMA225 98 247.3 30
Show 20041+1704 STT 592 AB 291 163.2 30
Show 20041+1704 STT 592 AC 335 217.0 30
Show 20041+1704 BUP 202 AD 3 89.1 30
Show 20041+1704 BUP 202 AE 51 175.0 30
Show 20041+1704 BUP 202 AF 315 142.4 30
Show 20041+1704 LIM 3 Aa,Ab 337 0.5 30
Show 20041+1704 SBN 1 Aa,Ac 95 7.1 30
Show 20041+1704 SMR 20 AI 129 132.1 30
Show 20041+1704 TNN 14 AJ 283 3.3 30
Show 20041+1704 TNN 14 AK 162 6.2 30
Show 20041+1704 TNN 14 AL 140 9.3 30
Show 20041+1700 EGG 3 Ba,Bb 192 0.2 31
Show 20041+1700 STF2622 AB 193 6.0 31
Show 20041+1700 STF2622 AC 304 17.1 31
Show 20006+1727 BPM1923 2 117.5 32
Show 20036+1635 SLE 678 334 13.2 36
Show 20044+1715 COU 325 AB 225 0.8 36
Show 20044+1715 GII 28 AB,C 107 3.8 36
Show 20036+1634 BPM1966 301 16.8 37
Show 20034+1631 BPM1964 97 46.3 37
Show 20033+1736 BPM1962 177 88.6 39
Show 20001+1731 H 4 100 AB 265 23.9 39
Show 20001+1731 H 4 100 AC 297 112.6 39
Show 20001+1731 H 4 100 BC 306 97.1 39
Show 19596+1720 BPM1912 304 92.0 40
Show 20001+1636 J 1204 AB 235 40.2 40
Show 20001+1731 BU 1477 CD 208 27.0 41
Show 20001+1731 BU 1477 CE 114 45.9 41
Show 19599+1637 J 1203 352 2.1 41
Show 20001+1636 J 1204 BC 267 2.0 41
Show 20002+1733 SLE 675 310 7.1 41
Show 20024+1744 BPM1947 AB 2 31.3 42
Show 20045+1638 BPM1972 AB 206 37.6 43
Show 20045+1638 BPM1973 AC 330 98.3 43
Show 20045+1638 BPM1974 AD 297 102.2 43
Show 20024+1744 BPM1948 BC 279 114.7 43
Show 20001+1737 S 730 AB 14 112.8 44

 
 
WDS 20020+1702 : COMPONENTS
 
 
  A
B pa=289.0°
sep=110.28"
 
 
20020+1702 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 200201.99+170227.6 Mag 14.1 PmRA -19.00
PmDE -20.0
 
 
20020+1702 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200154.72+170303.5 Mag 16.13 PmRA -41.00
PmDE -31.0 Calc delta mag 2.03 Calc coord yes