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1793 Zoya (1968 DW)
Classification: Main-belt Asteroid          SPK-ID: 2001793
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09753356666113087 3.1734e-08  
a 2.224098108481327 4.6308e-09 au
q 2.007173887356868 7.0724e-08 au
i 1.509071235238622 3.2438e-06 deg
node 225.9829323229416 0.00011451 deg
peri 322.9569746268808 0.00011544 deg
M 318.3951388021572 1.4777e-05 deg
tp 2459340.513823239443
(2021-May-06.01382324)
4.9758e-05 TDB
period 1211.516513094696
3.32
3.7838e-06
1.036e-08
d
yr
n .2971482403326196 9.2804e-10 deg/d
Q 2.441022329605785 5.0825e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3307  
   data-arc span      31931 days (87.42 yr)  
   first obs. used      1933-10-21  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4196  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 19:45:55  

Additional Information
 Earth MOID = 1.00708 au 
 Jupiter MOID = 2.51634 au 
 T_jup = 3.640 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456853.5 (2014-Jul-15.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09739260289162542 3.1793e-08  
q 2.007213953107767 7.0851e-08 au
tp 2456918.114461748978
(2014-Sep-17.61446175)
4.9855e-05 TDB
node 226.016615006566 0.00011456 deg
peri 323.0329645879781 0.00011549 deg
i 1.508340521395336 3.2443e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3307  
   data-arc span      31931 days (87.42 yr)  
   first obs. used      1933-10-21  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4196  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 19:45:55  

Additional Information
 Jupiter MOID = 2.51634 au 
 T_jup = 3.640 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.010793373697117E-15 -2.248653668372491E-15 4.452002085252295E-15 -5.889290356733575E-16 1.564258382176987E-14 -2.938193625814993E-16
q -2.248653668372491E-15 5.019833853657228E-15 -2.701874853389358E-14 1.191151594111336E-15 -4.056390337688198E-14 6.671627040593186E-16
tp 4.452002085252295E-15 -2.701874853389358E-14 2.485557289955239E-9 2.363958269820605E-12 7.365623849140025E-10 1.251901544661699E-14
node -5.889290356733575E-16 1.191151594111336E-15 2.363958269820605E-12 1.312365528826759E-8 -1.311803682041951E-8 -5.086170691615955E-11
peri 1.564258382176987E-14 -4.056390337688198E-14 7.365623849140025E-10 -1.311803682041951E-8 1.333749840112425E-8 5.085352796620932E-11
i -2.938193625814993E-16 6.671627040593186E-16 1.251901544661699E-14 -5.086170691615955E-11 5.085352796620932E-11 1.05251625337093E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.32   n/a MPCxxxxx  
diameter diameter 8.348 km 0.301 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 5.750 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Brinsfield, J.W. (2008) Minor Planet Bull. 35, 179-181.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
[Polakis, T. (2018) Minor Planet Bull. 45, 347-352.]
geometric albedo albedo 0.334   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1793 Zoya (1968 DW)          Discovered 1968-Feb-28 by Smirnova, T. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1968 DW = 1932 MC = 1933 UV = 1946 TC = 1949 QX = 1951 AE = 1953 VP2 = 1953 VW1 = 1953 XF = 1969 RP1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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