20444+1945 CAR 2 (HD 352860)

 
 
20h 44m 21.94s +19° 44' 57.9" P.A. 82.00 sep 0.2 mag 10.29,11.60 Sp K6V dist. 21.08 pc (68.76 l.y.)
 
 
Coord 2000 20444+1945 Discov num CAR   2 Comp Coord arcsec 2000 20 44 21.94 +19 44 57.9
Date first 2000 Date last 2020 Obs 44
Pa first 340 Pa last 81.8 P.A. Now (θ) 55.1°
Sep first 0.2 Sep last 0.226 Sep. Now (ρ) 0.333"
Mag pri 10.29 Mag sec 11.60 delta mag (ΔM) 1.31 Spectral class K6V (yellow-orange)
Pri motion ra -016 Sec motion ra
Pri motion dec -600 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 352860 Constellation Delphinus HIP 102357 Tycho2 1642-02848-1
Gaia DR2 1814070838667074560 HD 352860 GL Gl 804 BD BD+19 4499
Distance 21.08 Distance ly 68.76
 
 
ORBITAL ELEMENTS
 
 
Period (P)14.73y± 0.03 Periastron (T)2004.43y± 0.04 Semi-major axis (a)281.2m± 1.7
Eccentricity (e)0.6± 0.004 Inclination (i)129°± 0.6 Longitude of periastron (ω)245.6°± 0.7
Node (Ω)78.9°± 0.5 Notes ReferenceMit2021
Equinox Last observation2020 Grade2(1=Definitive, 9=Indet.)
label theta rho
2000 349.0 0.250
2001 331.8 0.228
2002 311.3 0.209
2003 286.5 0.186
2004 247.6 0.125
2005 120.1 0.108
2006 81.8 0.225
2007 67.5 0.293
2008 57.5 0.328
2009 48.9 0.342
2010 40.6 0.342
2011 32.0 0.331
2012 22.7 0.314
2013 12.1 0.292
2014 359.6 0.267
2015 344.6 0.244
2016 326.6 0.222
2017 305.2 0.204
2018 278.5 0.176
2019 225.5 0.095
2020 103.1 0.144
2021 77.1 0.248
2022 64.5 0.305
2023 55.1 0.333
2024 46.6 0.343
2025 38.3 0.340
2026 29.6 0.327
2027 20.0 0.308
2028 8.9 0.285
2029 355.8 0.261
2030 340.1 0.238


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



 
 


wds20444%2B1945b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
WDS 20444+1945 CAR 2 (HD 352860) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Mit2021 S - Mitrofanova, A., Dyachenko, V., Beskakotov, A., Balega, Y., Maksimov, A. & 2021AJ....162..156M
Mit2021 +orb Rastegaev, D.
Mit2021 AJ 162, 156, 2021
 
 
DISCOVERER
 
 
idgroup discov author
1 CAR Carbillet, M., Ricort, G., Aime, C., & Perrier, C.
2 CAR Carbillet, M., Lopez, B., Aristidi, E., Bresson, Y., Aime, C., Ricort, G., Prieur,
2 CAR J.-L., Koechlin, L., et al.
3 CAR Carbillet, M., Lopez, B., Aristidi, E., Bresson, Y., Aime, C., Ricort, G., Prieur,
3 CAR J.-L., Koechlin, L., et al.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20444+1945 CAR 2 2001 3 317 0.2 10.29 11.60 D 204421.95+194504.1
20444+1945 CAR 2 2004 4 140 0.1 10.29 11.60 D 204421.95+194504.1
20444+1945 CAR 2 2009 6 44 0.3 10.29 11.60 204421.95+194504.1
20444+1945 CAR 2 2018 9 250 0.1 10.29 11.60 O 204421.94+194457.9
20444+1945 CAR 2 2020 29 82 0.2 10.29 11.60 O 204421.94+194457.9

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

 
 
WDS 20444+1945 CAR 2 (HD 352860) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20444+1945 CAR 2 (HD 352860) : MEASURES
 
 
No records found.

 
 
WDS 20444+1945 (HD 352860) : VIRTUAL EYEPIECE
 
 

20444+1945 CAR   2A mag 10.29 Sp K6V 20444+1945 CAR   2B sep 0.2 P.A. 81.30 mag 11.6 virtual eyepiece
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Radius:
Components only
 
 
WDS 20444+1945 (HD 352860) : ALADIN DSS IMAGE @ 20h 44m 21.94s +19° 44' 57.9"
 
 
 
 
WDS 20444+1945 CAR 2 (HD 352860) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


20444+1945  CAR   2 distance=0' 20448+1943  COU 424 distance=7' 20436+1944  STF2722 distance=11' 20435+1953  STF2721 distance=15' 20422+1952  LBU  19AB distance=32' 20422+1952  LBU  19AC distance=32' 20422+1952  LBU  19AD distance=32' 20423+1921  SHN  39 distance=38' 20419+1931  COU 226AB distance=39' 20419+1931  COU 226AC distance=39' 20466+1915  COU 426 distance=44' 20467+1913  GWP2997 distance=47' 20471+1918  HO  141AB distance=48' 20471+1918  HO  141AC distance=48' 20447+2032  BRT2484 distance=48' 20410+2001  HJ 2987 distance=52' 20408+1956  RAO  23Ca,Cb distance=52' 20408+1956  RAO  23CD distance=52' 20408+1956  RAO  23CE distance=52' 20408+1956  BUP 215AB distance=53' 20408+1956  LDS1045AC distance=53' 20433+1855  TDS1094 distance=53' 20449+2041  J  1179 distance=55' 20412+2023  COU 423 distance=59' 20472+1901  TDT2538 distance=60' 20488+1943  JNN 286 distance=64' 20448+2051  A   172 distance=67' 20467+1846  YR   28 distance=67' 20419+2043  BU  673AB distance=68' 20419+2043  BU  673AC distance=68' 20467+2044  HJ 2999AB distance=68' 20467+2044  TOB 197AC distance=68' 20398+1927  J  2604 distance=69' 20393+2003  J  3103 distance=71' 20425+1837  TDT2486 distance=73' 20396+2018  WFC 257 distance=75' 20485+1854  HO  459 distance=78' 20403+2040  TDT2461 distance=80' 20402+2039  SCA 173 distance=80' 20493+2026  HJ  926 distance=81' 20479+1840  UC 4292 distance=82' 20395+1857  HU  362 distance=85' 20386+2007  COU 225 distance=85' 20423+2109  BRT2480 distance=90' 20420+1821  J   193 distance=91' 20507+1959  ROE  16AB distance=92' 20507+1959  ROE  16AC distance=92' 20406+2059  TDT2465 distance=92' 20509+1953  UC  255 distance=93' 20444+2119  A   171 distance=95' 20385+1848  J  3102 distance=98' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.

Show name coord_2000 discov# comp pa sep dist(')
Show 20444+1945 CAR 2 82 0.2
Show 20448+1943 COU 424 239 5.5 7
Show 20436+1944 STF2722 306 7.5 11
Show 20435+1953 STF2721 22 2.6 15
Show 20422+1952 LBU 19 AB 138 124.7 32
Show 20422+1952 LBU 19 AC 111 94.9 32
Show 20422+1952 LBU 19 AD 23 129.8 32
Show 20423+1921 SHN 39 54 0.5 38
Show 20419+1931 COU 226 AB 53 0.4 39
Show 20419+1931 COU 226 AC 337 13.9 39
Show 20466+1915 COU 426 158 0.3 44
Show 20467+1913 GWP2997 116 272.0 47
Show 20471+1918 HO 141 AB 294 1.6 48
Show 20471+1918 HO 141 AC 64 22.6 48
Show 20447+2032 BRT2484 5 2.9 48
Show 20410+2001 HJ 2987 116 10.8 52
Show 20408+1956 RAO 23 Ca,Cb 227 0.2 52
Show 20408+1956 RAO 23 CD 303 20.3 52
Show 20408+1956 RAO 23 CE 327 29.4 52
Show 20408+1956 BUP 215 AB 25 69.4 53
Show 20408+1956 LDS1045 AC 184 125.2 53
Show 20433+1855 TDS1094 261 1.0 53
Show 20449+2041 J 1179 143 4.0 55
Show 20412+2023 COU 423 162 0.4 59
Show 20472+1901 TDT2538 234 1.0 60
Show 20488+1943 JNN 286 179 0.2 64
Show 20448+2051 A 172 219 2.9 67
Show 20467+1846 YR 28 71 0.0 67
Show 20419+2043 BU 673 AB 292 3.9 68
Show 20419+2043 BU 673 AC 163 102.6 68
Show 20467+2044 HJ 2999 AB 221 10.3 68
Show 20467+2044 TOB 197 AC 271 19.5 68
Show 20398+1927 J 2604 141 2.2 69
Show 20393+2003 J 3103 224 5.5 71
Show 20425+1837 TDT2486 76 0.7 73
Show 20396+2018 WFC 257 317 6.7 75
Show 20485+1854 HO 459 24 0.5 78
Show 20403+2040 TDT2461 356 0.5 80
Show 20402+2039 SCA 173 170 1.5 80
Show 20493+2026 HJ 926 190 5.8 81
Show 20479+1840 UC 4292 105 11.0 82
Show 20395+1857 HU 362 313 0.6 85
Show 20386+2007 COU 225 286 0.3 85
Show 20423+2109 BRT2480 232 4.7 90
Show 20420+1821 J 193 81 5.5 91
Show 20507+1959 ROE 16 AB 75 6.0 92
Show 20507+1959 ROE 16 AC 246 8.6 92
Show 20406+2059 TDT2465 30 1.1 92
Show 20509+1953 UC 255 263 11.9 93
Show 20444+2119 A 171 325 5.4 95
Show 20385+1848 J 3102 96 6.4 98

 
 
WDS 20444+1945 : COMPONENTS
 
 
  A
B pa=81.3°
sep=0.21"
 
 
20444+1945 A
 
 
Componente originario normalizzato AB Name HD 352860 Coord arcsec 2000 204421.94+194457.9 Mag 10.29
Spectral class K6V (yellow-orange) PmRA -16.00 PmDE -600.0 HIP 102357
Tycho2 1642-02848-1 HD 352860 BD BD+19 4499
Tycho2
Tycho2 1642-02848-1 Pflag RAmdeg 311.09150235 DEmdeg 19.74975576
PmRA 12.6 PmDE -575.4 E RAmdeg 29 E DEmdeg 35
E pmRA 1.3 E pmDE 1.3 EpRAm 1984.98 EpDEm 1982.30
Num 5 Q RAmdeg 1.4 Q DEmdeg 0.8 Q pmRA 1.3
Q pmDE 0.8 BTmag 11.893 E BTmag 0.098 VTmag 10.402
E VTmag 0.044 Prox 999 TYC T HIP 102357
CCDM RAdeg 311.09146306 DEdeg 19.75113778 EpRA 1990 1.54
EpDE 1990 1.33 E RAdeg 33.5 E DEdeg 40.2 Posflg
Corr -0.2
Hipparcos
Catalog H HIP 102357 Proxy RAhms 20 44 21.95
DEdms +19 45 04.1 Vmag 10.29 VarFlag R Vmag G
RAdeg 311.091 DEdeg 19.7511 AstroRef Plx 50.18
CCDM N CCDM Nsys Ncomp 1
MultFlag G Source Qual M HIP
Theta Rho HD 352860 BD BD+19 4499
CD CP Dm number +19 4499 VIred 1.84
SpType M2 R SpType Coord arcsec 2000 204421.95+194504.1
Hipparcos 2
HIP 102357 Sn 5 So 1 Nc 1
RArad 5.4295705054 DErad 0.3447224889 Plx 47.43 PmRA -14.44
PmDE -599.57 E RArad 1.5 E DErad 1.22 E Plx 2.12
E pmRA 1.59 E pmDE 1.35 Hpmag 10.3846 E Hpmag 0.004
SHp 0.036 VA 0 BV 1.457 E BV 0.023
VI 1.84
 
 
20444+1945 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204421.95+194457.9 Mag 11.6 Calc delta mag 1.31
Calc coord yes