stampa
Login

Want to manage your own lists?
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
14542-6625
HJ 4707
HD 130940


Nearby doubles
10' : 14558-6626
TDS9346

11' : 14544-6615
JRN 21

16' : 14521-6615
JRN 20

20' : 14514-6616
TDS9326

20' : 14550-6645
TDS9341

22' : 14507-6629
HDS2095

23' : 14504-6625
FIN 426AB

26' : 14518-6646
JRN 19

28' : 14530-6652
TDS9334

28' : 14588-6621
TDS9355

33' : 14572-6652
I 327

35' : 14487-6636
I 369AB

37' : 14501-6558
JRN 17AB

38' : 14498-6651
DON 682

38' : 14480-6618
RST 725AB

43' : 14489-6557
TDS9315

45' : 14469-6631
MLO 59

49' : 14465-6641
TDS9302

51' : 14458-6631
TDS9299

52' : 14457-6617
TDS 759

53' : 14457-6614
RST 722

53' : 14592-6708
TDS9360

57' : 14494-6714
DON 680

59' : 14447-6613
JRN 14

61' : 15016-6706
MLO 61

63' : 15038-6649
MLO 62



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.

14542-6625 HJ 4707 (HD 130940)

 
 
14h 54m 10.91s -66° 25' 12.4" P.A. 268.00 sep 1.2 mag 7.53,8.09 Sp G0V dist. 38.49 pc (125.55 l.y.)
 
 
Coord 2000 14542-6625 Discov num HJ 4707 Comp Coord arcsec 2000 14 54 10.91 -66 25 12.4
Date first 1835 Date last 2019 Obs 65
Pa first 221 Pa last 267.7 P.A. Now (θ) 267.7°
Sep first 1.5 Sep last 1.248 Sep. Now (ρ) 1.248"
Mag pri 7.53 Mag sec 8.09 delta mag (ΔM) 0.56 Spectral class G0V (yellow)
Pri motion ra -280 Sec motion ra -280
Pri motion dec -178 Sec motion dec -178
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 130940 Constellation Circinus SAO 252945 HIP 72921
Tycho2 9032-02228-1 Gaia DR2 5848710168215059584 HD 130940 GC 20007
CD CD-65 1810 CP CP-65 2914 Distance 38.49 Distance ly 125.55
 
 
ORBITAL ELEMENTS
 
 
Period (P)313.7278y± 84.8355 Periastron (T)1925.0726y± 10.7829 Semi-major axis (a)1.5328a± 0.20774
Eccentricity (e)0.36357± 0.06149 Inclination (i)111.296°± 1.389 Longitude of periastron (ω)347.119°± 22.335
Node (Ω)63.429°± 2.852 Notes ReferenceIzm2019
Equinox Last observation2015 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 284.5 0.861
2001 283.3 0.882
2002 282.1 0.902
2003 281.0 0.923
2004 280.0 0.944
2005 279.0 0.965
2006 278.0 0.986
2007 277.1 1.007
2008 276.2 1.028
2009 275.4 1.049
2010 274.6 1.070
2011 273.8 1.091
2012 273.0 1.112
2013 272.3 1.133
2014 271.6 1.153
2015 270.9 1.174
2016 270.3 1.194
2017 269.7 1.214
2018 269.1 1.234
2019 268.5 1.254
2020 267.9 1.274
2021 267.3 1.294
2022 266.8 1.313
2023 266.3 1.332
2024 265.8 1.351
2025 265.3 1.370
2026 264.8 1.389
2027 264.3 1.407
2028 263.9 1.426
2029 263.4 1.444
2030 263.0 1.462


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds14542-6625b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 14542-6625 HJ 4707 (HD 130940) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Izm2019 orb u Izmailov, I.S. 2019AstL...45...30I
Izm2019 Ast. Lett. 45, 30, 2019
Izm2019 (Orbital elements from weighted solutions used when available (Table 2),
Izm2019 unweighted elements (Table 1) used for remaining 29 systems.)
 
 
DISCOVERER
 
 
idgroup discov author
1 HJ Herschel, J.F.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
14542-6625 HJ 4707 1997 52 289 0.8 7.53 8.09 G0V NOD 145410.91-662512.4
14542-6625 HJ 4707 2009 53 275 1.0 7.53 8.09 G0V NOD 145410.91-662512.4
14542-6625 HJ 4707 2010 55 276 1.1 7.53 8.09 G0V NO 145410.91-662512.4
14542-6625 HJ 4707 2014 56 271 1.1 7.53 8.09 G0V O 145410.91-662512.4
14542-6625 HJ 4707 2016 60 271 1.2 7.53 8.09 G0V O 145410.91-662512.4
14542-6625 HJ 4707 2018 63 268 1.2 7.53 8.09 G0V O 145410.91-662512.4
14542-6625 HJ 4707 2019 64 268 1.2 7.53 8.09 G0V O 145410.91-662512.4

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

 
 
WDS 14542-6625 HJ 4707 (HD 130940) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 14542-6625 HJ 4707 (HD 130940) : MEASURES
 
 
No records found.

 
 
WDS 14542-6625 (HD 130940) : VIRTUAL EYEPIECE
 
 

14542-6625 HJ 4707A mag 7.53 Sp G0V 14542-6625 HJ 4707B sep 0.5 P.A. 264.30 mag 8.09 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 14542-6625 (HD 130940) : ALADIN DSS IMAGE @ 14h 54m 10.91s -66° 25' 12.4"
 
 
 
 
WDS 14542-6625 HJ 4707 (HD 130940) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

14542-6625 HJ 4707 distance=0' 14558-6626 TDS9346 distance=10' 14544-6615 JRN 21 distance=11' 14521-6615 JRN 20 distance=16' 14514-6616 TDS9326 distance=20' 14550-6645 TDS9341 distance=20' 14507-6629 HDS2095 distance=22' 14504-6625 JRN 18CD distance=23' 14504-6625 JRN 18CE distance=23' 14504-6625 FIN 426AB distance=23' 14504-6625 JRN 18AB,C distance=23' 14504-6625 JRN 18AD distance=23' 14518-6646 JRN 19 distance=26' 14530-6652 TDS9334 distance=28' 14588-6621 TDS9355 distance=28' 14572-6652 I 327 distance=33' 14487-6636 I 369BC distance=34' 14487-6636 I 369AB distance=35' 14487-6636 JRN 16AD distance=35' 14487-6636 I 369DE distance=35' 14501-6558 JRN 17AB distance=37' 14501-6558 JRN 17AC distance=37' 14498-6651 DON 682 distance=38' 14480-6618 RST 725AB distance=38' 14480-6618 JRN 15AC distance=38' 14489-6557 TDS9315 distance=43' 14469-6631 MLO 59 distance=45' 14465-6641 TDS9302 distance=49' 14458-6631 TDS9299 distance=51' 14457-6617 TDS 759 distance=52' 14457-6614 RST 722 distance=53' 14592-6708 TDS9360 distance=53' 14494-6714 DON 680 distance=57' 14447-6613 JRN 14 distance=59' 15016-6706 MLO 61 distance=61' 15038-6649 MLO 62 distance=63' 14451-6658 DON 673 distance=63' 14434-6647 DON 671AB distance=68' 14434-6647 JRN 13AB,C distance=68' 15053-6615 I 531 distance=68' 14505-6730 RSS 349AB distance=69' 14505-6730 KRV 38AC distance=69' 14505-6730 EVS 47AD distance=69' 14555-6735 DON 694 distance=70' 14436-6556 RST 719 distance=71' 14427-6652 JRN 11 distance=73' 15027-6719 HDS2122 distance=74' 14428-6656 JRN 12 distance=75' 15062-6648 TDS9403 distance=76' 14531-6510 RSS 356 distance=76' 14534-6741 KPP1616 distance=76' 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 14542-6625 HJ 4707 268 1.2
Show 14558-6626 TDS9346 174 0.6 10
Show 14544-6615 JRN 21 18 7.4 11
Show 14521-6615 JRN 20 38 6.0 16
Show 14514-6616 TDS9326 292 0.8 20
Show 14550-6645 TDS9341 218 0.7 20
Show 14507-6629 HDS2095 140 0.2 22
Show 14504-6625 JRN 18 CD 43 4.4 23
Show 14504-6625 JRN 18 CE 36 19.6 23
Show 14504-6625 FIN 426 AB 146 3.5 23
Show 14504-6625 JRN 18 AB,C 104 35.7 23
Show 14504-6625 JRN 18 AD 99 38.1 23
Show 14518-6646 JRN 19 7 3.9 26
Show 14530-6652 TDS9334 17 0.5 28
Show 14588-6621 TDS9355 357 2.1 28
Show 14572-6652 I 327 82 2.3 33
Show 14487-6636 I 369 BC 233 9.7 34
Show 14487-6636 I 369 AB 33 47.2 35
Show 14487-6636 JRN 16 AD 322 88.2 35
Show 14487-6636 I 369 DE 130 21.9 35
Show 14501-6558 JRN 17 AB 347 25.3 37
Show 14501-6558 JRN 17 AC 271 97.4 37
Show 14498-6651 DON 682 239 1.0 38
Show 14480-6618 RST 725 AB 301 10.2 38
Show 14480-6618 JRN 15 AC 131 9.7 38
Show 14489-6557 TDS9315 49 0.4 43
Show 14469-6631 MLO 59 81 3.6 45
Show 14465-6641 TDS9302 228 0.8 49
Show 14458-6631 TDS9299 90 0.5 51
Show 14457-6617 TDS 759 187 1.9 52
Show 14457-6614 RST 722 288 0.6 53
Show 14592-6708 TDS9360 198 0.5 53
Show 14494-6714 DON 680 242 2.4 57
Show 14447-6613 JRN 14 58 6.3 59
Show 15016-6706 MLO 61 335 8.7 61
Show 15038-6649 MLO 62 194 4.1 63
Show 14451-6658 DON 673 103 1.8 63
Show 14434-6647 DON 671 AB 204 7.5 68
Show 14434-6647 JRN 13 AB,C 65 10.1 68
Show 15053-6615 I 531 260 0.8 68
Show 14505-6730 RSS 349 AB 134 17.9 69
Show 14505-6730 KRV 38 AC 128 89.6 69
Show 14505-6730 EVS 47 AD 289 2.1 69
Show 14555-6735 DON 694 150 0.5 70
Show 14436-6556 RST 719 358 4.9 71
Show 14427-6652 JRN 11 277 12.5 73
Show 15027-6719 HDS2122 357 1.2 74
Show 14428-6656 JRN 12 196 3.3 75
Show 15062-6648 TDS9403 345 0.4 76
Show 14531-6510 RSS 356 207 16.5 76
Show 14534-6741 KPP1616 353 12.4 76

 
 
WDS 14542-6625 : COMPONENTS
 
 
  A
B pa=264.3°
sep=0.50"
 
 
14542-6625 A
 
 
Componente originario normalizzato AB Name HD 130940 Coord arcsec 2000 145410.91-662512.4 Mag 7.53
Spectral class G0V (yellow) PmRA -280.00 PmDE -178.0 SAO 252945
HIP 72921 Tycho2 9032-02228-1 HD 130940 GC 20007
CD CD-65 1810 CP CP-65 2914
Tycho2
Tycho2 9032-02228-1 Pflag RAmdeg 223.54535672 DEmdeg -66.42007119
PmRA -279.6 PmDE -178.0 E RAmdeg 4 E DEmdeg 4
E pmRA 1.2 E pmDE 1.4 EpRAm 1991.41 EpDEm 1991.60
Num 15 Q RAmdeg 1.5 Q DEmdeg 1.2 Q pmRA 1.6
Q pmDE 1.2 BTmag 7.805 E BTmag 0.015 VTmag 7.173
E VTmag 0.009 Prox 999 TYC T HIP 72921
CCDM AB RAdeg 223.54697000 DEdeg -66.41966333 EpRA 1990 1.69
EpDE 1990 1.75 E RAdeg 3.8 E DEdeg 3.5 Posflg P
Corr -0.1
SAO
SAO 252945 DelFlag RA1950 PmRA1950 -0.044
DE1950 PmDE1950 -0.202 Vmag 6.9 SpType G0
Double code Source 70 CatNum 20007 DM CP-65 2914
DMcomp BDsup HD 130940 M HD 0
GC 20007 RA1950rad 3.88304412 DE1950rad -1.15565641 PmRA2000 -0.0455
PmDE2000 -0.199
Hipparcos
Catalog H HIP 72921 Proxy H RAhms 14 54 11.32
DEdms -66 25 10.8 Vmag 6.98 VarFlag R Vmag G
RAdeg 223.547 DEdeg -66.4197 AstroRef A Plx 23.05
CCDM 14542-6625 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 298 Rho 0.689 HD 130940 BD
CD CD-65 1810 CP CP-65 2914 Dm number -65 1810 VIred 0.65
SpType G0V R SpType Coord arcsec 2000 145411.32-662510.8
Hipparcos 2
HIP 72921 Sn 15 So 3 Nc 2
RArad 3.9016344037 DErad -1.1592418654 Plx 25.98 PmRA -271.56
PmDE -173.29 E RArad 0.78 E DErad 0.78 E Plx 1.24
E pmRA 0.84 E pmDE 1.2 Hpmag 7.096 E Hpmag 0.0008
SHp 0.012 VA 0 BV 0.58 E BV 0.008
VI 0.65
CCDM
Ccdm 14542-6625 RComp Comp A Note1
Note2 Discov num DRAs -1.01 DDEs -17.4
R dRAs 43 Year Theta Rho
Obs 2 Vmag 7.5 Sp G0 PmNote *
PmRA -270 PmDE -200 Dm number -65 2914 Cat1 CPD
Name2 252945 Cat2 SAO HD 130940 M HD
ADS BDS M ADS BDS N IDS IDS 14458S6600A
HIC 72921
 
 
14542-6625 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 145410.83-662512.5 Mag 8.09 PmRA -280.00
PmDE -178.0 Calc delta mag 0.56 Calc coord yes
CCDM
Ccdm 14542-6625 RComp Comp B Note1 *
Note2 Discov num HJ 4707 DRAs DDEs
R dRAs Year 1837 Theta Rho
Obs 99 Vmag 7.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 14458S6600B
HIC 72921