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351646 (2005 YD91)
Classification: Main-belt Asteroid          SPK-ID: 2351646
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1258104135752144 4.9531e-08  
a 2.286879631667176 1.2198e-08 au
q 1.999166359410395 1.1179e-07 au
i 2.106690338100867 5.2527e-06 deg
node 146.9502848543469 0.00014481 deg
peri 344.4602813592067 0.00014788 deg
M 46.81982388366009 2.6219e-05 deg
tp 2458836.217742749622
(2019-Dec-18.71774275)
9.1804e-05 TDB
period 1263.174606489199
3.46
1.0106e-05
2.767e-08
d
yr
n .2849962294607592 2.2802e-09 deg/d
Q 2.574592903923958 1.3732e-08 au
  Orbit Determination Parameters
   # obs. used (total)      185  
   data-arc span      5227 days (14.31 yr)  
   first obs. used      2005-12-26  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55987  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 22:54:40  

Additional Information
 Earth MOID = 1.01378 au 
 Jupiter MOID = 2.4581 au 
 T_jup = 3.590 
[ 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 17.9   n/a MPO455545  

351646 (2005 YD91)          Discovered 2005-Dec-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

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