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285802 (2000 YJ12)
Classification: Main-belt Asteroid          SPK-ID: 2285802
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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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 .1490722387397383 7.2501e-08  
a 2.294087690671419 2.1177e-08 au
q 1.952102902757754 1.7267e-07 au
i 24.67574760241465 8.0105e-06 deg
node 82.08201762991284 1.3713e-05 deg
peri 352.8518642372255 2.737e-05 deg
M 223.5981450539776 2.4126e-05 deg
tp 2459481.373920561620
(2021-Sep-23.87392056)
8.8619e-05 TDB
period 1269.151445709365
3.47
1.7574e-05
4.811e-08
d
yr
n .2836540912568443 3.9277e-09 deg/d
Q 2.636072478585084 2.4334e-08 au
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      6763 days (18.52 yr)  
   first obs. used      2000-11-21  
   last obs. used      2019-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47903  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:56:12  

Additional Information
 Earth MOID = .968901 au 
 Jupiter MOID = 2.63961 au 
 T_jup = 3.461 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO433848  
diameter diameter 2.763 km 0.629 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.037   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

285802 (2000 YJ12)          Discovered 2000-Dec-22 by Kusnirak, P., Pravec, P. at Ondrejov
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

Alternate Designations
 2000 YJ12 = 2007 YG2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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