stampa
Login

Saving a selection in a list is possibile.
Create your account here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
20439+1255
J 1888


Nearby doubles
4' : 20440+1256
DAM 218

18' : 20428+1244
BPM2234

20' : 20426+1300
GWP2988

20' : 20450+1244
BU 64AB

22' : 20426+1244
STF2718AB

22' : 20446+1312
TDS1098

23' : 20441+1258
J 1889

29' : 20457+1302
WFC 258

30' : 20440+1225
HJ 1566AB

37' : 20438+1330
BPM2238

37' : 20460+1235
KPP 477

38' : 20418+1231
STF2715

39' : 20449+1219
STF2723AB

42' : 20446+1333
YSC 242AB

45' : 20442+1209
BPM2240

46' : 20426+1335
HEI 279AB

48' : 20471+1257
BPM2265

50' : 20444+1205
A 875

50' : 20420+1212
BPM2231

51' : 20405+1240
HEI 278

51' : 20413+1327
BPM2227AB

54' : 20402+1248
BPM2223

55' : 20421+1341
BPM2232

57' : 20466+1334
GWP2996

59' : 20408+1332
GWP2982

61' : 20446+1154
BPM2251



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20439+1255 J 1888

 
 
20h 43m 49.69s +12° 53' 40.5" P.A. 158.00 sep 10.0 mag 12.00,13.90
 
 
Coord 2000 20439+1255 Discov num J  1888 Comp Coord arcsec 2000 20 43 49.69 +12 53 40.5
Date first 1941 Date last 2015 Obs 8
Pa first 160 Pa last 157.6 P.A. Now (θ) 157.6°
Sep first 6.0 Sep last 9.971 Sep. Now (ρ) 9.971"
Mag pri 12.00 Mag sec 13.90 delta mag (ΔM) 1.9 Spectral class
Pri motion ra -005 Sec motion ra +011
Pri motion dec +011 Sec motion dec -004
Notes
rPM=1.815
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1755253323134008704
 
 
WDS 20439+1255 J 1888 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
J__1908 Ma - Jonckheere, R. 1908BuAsI..25..458J
J__1908 Bull. Astronomique 25, 458, 1908
J__1909a Ma - Jonckheere, R. ...................
J__1909a Journal Astronomique 1, no. 1, 1, 1909
J__1909b Ma - Jonckheere, R. ...................
J__1909b Journal Astronomique 1, no. 2, 1909
J__1909c Ma - Jonckheere, R. ...................
J__1909c Journal Astronomique 1, no. 3, 1909
J__1910a Ma j Jonckheere, R. ...................
J__1910a Journal Astronomique 1, no. 4, 25, 1910
J__1910b Ma - Jonckheere, R. ...................
J__1910b Journal Astronomique 1, no. 5, 1910
J__1910c Ma j Jonckheere, R. ...................
J__1910c Journal Astronomique 1, no. 7, 1910
J__1910d Ma - Jonckheere, R. ...................
J__1910d Journal Astronomique 1, no. 7, 1910
J__1910e Ma j Jonckheere, R. ...................
J__1910e Journal Astronomique 1, no. 7, 1910
J__1910f Ma j Jonckheere, R. ...................
J__1910f Journal Astronomique 1, no. 10, 77, 1910
J__1910g Ma - Jonckheere, R. ...................
J__1910g Journal Astronomique 1, no. 11, 81, 1910
J__1910h Ma j Jonckheere, R. ...................
J__1910h Journal Astronomique 1, no. 12, 89, 1910
J__1910i Ma j Jonckheere, R. ...................
J__1910i Journal Astronomique 1, no. 13, 98, 1910
J__1911a Ma - Jonckheere, R. ...................
J__1911a Journal Astronomique 1, no. 15, 114, 1911
J__1911b Ma j Jonckheere, R. ...................
J__1911b Journal Astronomique 1, no. 16, 121, 1911
J__1911c Ma j Jonckheere, R. 1911MNRAS..71..750J
J__1911c MNRAS 71, 750, 1911
J__1911d Ma - Jonckheere, R. 1911MNRAS..72...45J
J__1911d MNRAS 72, 45, 1911
J__1911e Ma - Jonckheere, R. 1911MNRAS..72..156J
J__1911e MNRAS 72, 156, 1911
J__1911f Ma j Jonckheere, R. 1911MNRAS..72..162J
J__1911f MNRAS 72, 162, 1911
J__1912a Ma j Jonckheere, R. 1912MNRAS..72..188J
J__1912a MNRAS 72, 188, 1912
J__1912b Ma j Jonckheere, R. ...................
J__1912b Journal Astronomique 1, no. 17, 129, 1912
J__1912c Ma - Jonckheere, R. ...................
J__1912c Journal Astronomique 1, no. 19, 134, 1912
J__1912d Ma j Jonckheere, R. ...................
J__1912d Journal Astronomique 1, no. 21, 145, 1912
J__1912e Ma - Jonckheere, R. ...................
J__1912e Journal Astronomique 1, no. 22, 148, 1912
J__1912f Ma j Jonckheere, R. ...................
J__1912f Journal Astronomique 1, no. 23, 150, 1912
J__1912g Ma j Jonckheere, R. ...................
J__1912g Journal Astronomique 2, no. 25, 1, 1912
J__1912h Ma - Jonckheere, R. ...................
J__1912h Journal Astronomique 2, no. 26, 5, 1912
J__1913a Ma j Jonckheere, R. ...................
J__1913a Journal Astronomique 2, no. 27, 9, 1913
J__1913b Ma j Jonckheere, R. ...................
J__1913b Journal Astronomique 2, no. 28, 13, 1913
J__1914 Ma - Jonckheere, R. ...................
J__1914 Journal Astronomique 2, no. 29, 18, 1914
J__1917a Ma - Jonckheere, R. 1917MmRAS..61....1J
J__1917a MemRAS 61, 1, 1917
J__1917c Ma j Jonckheere, R. 1917AJ.....31....1J
J__1917c AJ 31, 1, 1917
J__1918 Ma - Jonckheere, R. 1918AJ.....31..113J
J__1918 AJ 31, 113, 1918
J__1918b Ma j Jonckheere, R. 1918MNRAS..78..479J
J__1918b MNRAS 78, 479, 1918
J__1919 Ma j Jonckheere, R. 1919AJ.....32...65J
J__1919 AJ 32, 65, 1919
J__1920 Ma - Jonckheere, R. 1920AJ.....32..166J
J__1920 AJ 32, 166, 1920
J__1924 Ma - Jonckheere, R. 1924AJ.....35..173J
J__1924 +Mb AJ 35, 173, 1924
J__1930 Ma j Jonckheere, R. 1930JO.....13...76J
J__1930 J. Obs. 13, 76, 1930
J__1941a Ma - Jonckheere, R. 1941JO.....24...21J
J__1941a J. Obs. 24, 21, 1941
J__1941b Ma - Jonckheere, R. 1941JO.....24...69J
J__1941b +Mb J. Obs. 24, 69, 1941
J__1941c Ma - Jonckheere, R. 1941JO.....24...93J
J__1941c +Mb J. Obs. 24, 93, 1941
J__1941d Ma - Jonckheere, R. 1941JO.....24..114J
J__1941d +Mb J. Obs. 24, 114, 1941
J__1942a Ma - Jonckheere, R. 1942JO.....25...11J
J__1942a J. Obs. 25, 11, 1942
J__1942b Ma - Jonckheere, R. 1942JO.....25...15J
J__1942b J. Obs. 25, 15, 1942
J__1942c Ma - Jonckheere, R. 1942JO.....25...25J
J__1942c +Mb J. Obs. 25, 25, 1942
J__1942d Mb - Jonckheere, R. 1942JO.....25...78J
J__1942d J. Obs. 25, 78, 1942
J__1943 Ma - Jonckheere, R. 1943JO.....26...28J
J__1943 +Mb J. Obs. 26, 28, 1943
J__1944a Ma j Jonckheere, R. 1944JO.....27....1J
J__1944a +Mb J. Obs. 27, 1, 1944
J__1944b Ma - Jonckheere, R. 1944JO.....27....5J
J__1944b J. Obs. 27, 5, 1944
J__1944c Mb - Jonckheere, R. 1944JO.....27....6J
J__1944c J. Obs. 27, 6, 1944
J__1944d Ma j Jonckheere, R. 1944JO.....27....7J
J__1944d +Mb J. Obs. 27, 7, 1944
J__1944e Ma - Jonckheere, R. 1944JO.....27...11J
J__1944e J. Obs. 27, 11, 1944
J__1945 Ma - Jonckheere, R. 1945JO.....28...26J
J__1945 +Mb J. Obs. 28, 26, 1945
J__1946 Mb j Jonckheere, R. 1946JO.....29...49J
J__1946 J. Obs. 29, 49, 1946
J__1948 Ma j Jonckheere, R. 1948JO.....31...65J
J__1948 J. Obs. 31, 65, 1948
J__1949a Ma j Jonckheere, R. 1949JO.....32...13J
J__1949a +Mb J. Obs. 32, 13, 1949
J__1949b Ma j Jonckheere, R. 1949JO.....32...81J
J__1949b +Mb J. Obs. 32, 81, 1949
J__1952 M+ j Jonckheere, R. 1952JO.....35...37J
J__1952 +Pa J. Obs. 35, 37, 1952
J__1953a Ma - Jonckheere, R. 1953JO.....36...44J
J__1953a J. Obs. 36, 44, 1953
J__1953b Mb j Jonckheere, R. 1953JO.....36...49J
J__1953b J. Obs. 36, 49, 1953
J__1954 Mb j Jonckheere, R. 1954JO.....37...13J
J__1954 J. Obs. 37, 13, 1954
J__1955 Mb - Jonckheere, R. 1955JO.....38..254J
J__1955 J. Obs. 38, 254, 1955
J__1957 Mb j Jonckheere, R. 1957JO.....40....1J
J__1957 J. Obs. 40, 1, 1957
J__1958 Mb j Jonckheere, R. 1958JO.....41..145J
J__1958 J. Obs. 41, 145, 1958
J__1962a M+ j Jonckheere, R. 1962QB821.J64......
J__1962a +Pa General Cat. of Double Stars, Marseille, 1962
J__1962b Ma - Jonckheere, R. (measure by Vanderdonck, J.) 1962QB821.J64......
J__1962b General Cat. of Double Stars, Marseille, 1962
J__1963A - Jonckheere, R. 1963icvd.book.....J
J__1963A cited in IDS (Lick Index Cat.), 1963
J__9999 Ma - Jonckheere, R. ...................
J__9999 +Pp Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20439+1255 J 1888 1941 1 160 6.0 9.70 12.50
20439+1255 J 1888 2000 3 158 9.7 9.70 12.50 204349.69+125340.5
20439+1255 J 1888 2001 4 159 9.8 9.70 12.50 204349.69+125340.5
20439+1255 J 1888 2010 4 159 8.8 12.00 13.90 204349.69+125340.5
20439+1255 J 1888 2015 5 158 10.0 12.00 13.90 204349.69+125340.5

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

 
 
WDS 20439+1255 J 1888 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20439+1255 J 1888 : MEASURES
 
 
No records found.

 
 
WDS 20439+1255 : VIRTUAL EYEPIECE
 
 

20439+1255 J 1888A mag 12 20439+1255 J 1888B sep 9.9 P.A. 158.10 mag 13.9 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20439+1255 : ALADIN DSS IMAGE @ 20h 43m 49.69s +12° 53' 40.5"
 
 
 
 
WDS 20439+1255 J 1888 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20439+1255 J 1888 distance=1' 20440+1256 DAM 218 distance=4' 20428+1244 BPM2234 distance=18' 20426+1300 GWP2988 distance=20' 20450+1244 BU 64AB distance=20' 20450+1244 STTA209AC distance=20' 20450+1244 BU 64AD distance=20' 20426+1244 STF2718BC distance=21' 20426+1244 STF2718AB distance=22' 20426+1244 STF2718AC distance=22' 20446+1312 TDS1098 distance=22' 20450+1244 D 32CD distance=22' 20441+1258 J 1889 distance=23' 20457+1302 WFC 258 distance=29' 20440+1225 HJ 1566AB distance=30' 20440+1225 HJ 1566AC distance=30' 20438+1330 BPM2238 distance=37' 20460+1235 KPP 477 distance=37' 20418+1231 STF2715 distance=38' 20449+1219 B 2910Aa,Ab distance=39' 20449+1219 STF2723AB distance=39' 20449+1219 BU 1492AC distance=39' 20446+1333 YSC 242AB distance=42' 20442+1209 BPM2240 distance=45' 20426+1335 HEI 279BC distance=45' 20426+1335 HEI 279AB distance=46' 20471+1257 BPM2265 distance=48' 20413+1327 BPM2228BC distance=50' 20444+1205 A 875 distance=50' 20420+1212 BPM2231 distance=50' 20405+1240 HEI 278 distance=51' 20413+1327 BPM2227AB distance=51' 20402+1248 BPM2223 distance=54' 20421+1341 BPM2232 distance=55' 20466+1334 GWP2996 distance=57' 20408+1332 GWP2982 distance=59' 20446+1154 BPM2251 distance=61' 20410+1206 HEI 587 distance=63' 20429+1152 BPM2235 distance=64' 20396+1310 J 912 distance=64' 20467+1343 BPM2262 distance=65' 20414+1157 TDT2472 distance=67' 20419+1150 HEI 588 distance=69' 20391+1243 BPM2218 distance=70' 20488+1248 GWP3000 distance=73' 20486+1223 BPM2273 distance=76' 20458+1405 BPM2256 distance=77' 20418+1404 J 2575 distance=77' 20391+1329 TDT2453Aa,Ab distance=78' 20391+1329 UC 4242AB distance=78' 20492+1243 GWP3001 distance=79' 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 20439+1255 J 1888 158 10.0 1
Show 20440+1256 DAM 218 342 5.7 4
Show 20428+1244 BPM2234 331 93.5 18
Show 20426+1300 GWP2988 23 19.1 20
Show 20450+1244 BU 64 AB 174 0.7 20
Show 20450+1244 STTA209 AC 155 97.2 20
Show 20450+1244 BU 64 AD 117 64.3 20
Show 20426+1244 STF2718 BC 346 167.3 21
Show 20426+1244 STF2718 AB 87 8.5 22
Show 20426+1244 STF2718 AC 346 167.2 22
Show 20446+1312 TDS1098 279 0.9 22
Show 20450+1244 D 32 CD 15 60.8 22
Show 20441+1258 J 1889 10 4.6 23
Show 20457+1302 WFC 258 284 11.7 29
Show 20440+1225 HJ 1566 AB 16 16.9 30
Show 20440+1225 HJ 1566 AC 331 32.4 30
Show 20438+1330 BPM2238 50 66.9 37
Show 20460+1235 KPP 477 52 4.5 37
Show 20418+1231 STF2715 2 12.4 38
Show 20449+1219 B 2910 Aa,Ab 52 0.1 39
Show 20449+1219 STF2723 AB 140 1.0 39
Show 20449+1219 BU 1492 AC 30 37.0 39
Show 20446+1333 YSC 242 AB 157 1.5 42
Show 20442+1209 BPM2240 148 55.1 45
Show 20426+1335 HEI 279 BC 211 4.1 45
Show 20426+1335 HEI 279 AB 115 25.1 46
Show 20471+1257 BPM2265 51 16.1 48
Show 20413+1327 BPM2228 BC 141 118.1 50
Show 20444+1205 A 875 208 2.5 50
Show 20420+1212 BPM2231 330 108.9 50
Show 20405+1240 HEI 278 135 3.4 51
Show 20413+1327 BPM2227 AB 173 68.5 51
Show 20402+1248 BPM2223 290 95.3 54
Show 20421+1341 BPM2232 346 68.4 55
Show 20466+1334 GWP2996 157 54.2 57
Show 20408+1332 GWP2982 31 88.8 59
Show 20446+1154 BPM2251 51 84.7 61
Show 20410+1206 HEI 587 36 1.2 63
Show 20429+1152 BPM2235 142 114.9 64
Show 20396+1310 J 912 125 1.8 64
Show 20467+1343 BPM2262 331 74.6 65
Show 20414+1157 TDT2472 309 0.5 67
Show 20419+1150 HEI 588 293 2.3 69
Show 20391+1243 BPM2218 252 64.4 70
Show 20488+1248 GWP3000 280 24.1 73
Show 20486+1223 BPM2273 132 52.3 76
Show 20458+1405 BPM2256 194 73.0 77
Show 20418+1404 J 2575 305 1.7 77
Show 20391+1329 TDT2453 Aa,Ab 117 0.5 78
Show 20391+1329 UC 4242 AB 105 45.3 78
Show 20492+1243 GWP3001 126 94.3 79

 
 
WDS 20439+1255 : COMPONENTS
 
 
  A
B pa=158.1°
sep=9.93"
 
 
20439+1255 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204349.69+125340.5 Mag 12 PmRA -5.00
PmDE 11.0
 
 
20439+1255 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204349.94+125331.3 Mag 13.9 PmRA 11.00
PmDE -4.0 Calc delta mag 1.9 Calc coord yes