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180873 (2005 JZ74)
Classification: Main-belt Asteroid          SPK-ID: 2180873
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1249697881232227 4.4311e-08  
a 2.549541995618723 1.8316e-08 au
q 2.230926272614993 1.1748e-07 au
i 3.374269755764162 4.0011e-06 deg
node 284.3689504199568 8.5017e-05 deg
peri 306.0735734555444 8.7016e-05 deg
M 292.1346462139942 2.2802e-05 deg
tp 2459480.809165527328
(2021-Sep-23.30916553)
9.5969e-05 TDB
period 1486.933964980617
4.07
1.6024e-05
4.387e-08
d
yr
n .2421089358898952 2.609e-09 deg/d
Q 2.868157718622453 2.0605e-08 au
  Orbit Determination Parameters
   # obs. used (total)      431  
   data-arc span      7206 days (19.73 yr)  
   first obs. used      2001-04-21  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56649  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:44:20  

Additional Information
 Earth MOID = 1.22104 au 
 Jupiter MOID = 2.13479 au 
 T_jup = 3.427 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.26   n/a E2021B55  

180873 (2005 JZ74)          Discovered 2005-May-08 by Siding Spring Survey at Siding Spring
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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