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257945 (2000 YC12)
Classification: Main-belt Asteroid          SPK-ID: 2257945
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01266592047593786 4.4623e-08  
a 3.103671155006764 3.0859e-08 au
q 3.064360302973986 1.429e-07 au
i 9.762371175547273 5.1417e-06 deg
node 70.5482180606401 2.5558e-05 deg
peri 175.0452302213579 0.00020272 deg
M 38.60532563987204 0.00019843 deg
tp 2458786.330956936352
(2019-Oct-29.83095694)
0.0011018 TDB
period 1997.155942217532
5.47
2.9786e-05
8.155e-08
d
yr
n .1802563297086736 2.6884e-09 deg/d
Q 3.142982007039541 3.125e-08 au
  Orbit Determination Parameters
   # obs. used (total)      374  
   data-arc span      7202 days (19.72 yr)  
   first obs. used      2000-12-22  
   last obs. used      2020-09-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59118  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 23:20:34  

Additional Information
 Earth MOID = 2.0503 au 
 Jupiter MOID = 1.85976 au 
 T_jup = 3.199 
[ 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 15.2   n/a MPO437199  

257945 (2000 YC12)          Discovered 2000-Dec-22 by Kusnirak, P. at Ondrejov
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

[ show close-approach data ]
Alternate Designations
 2000 YC12 = 2005 UR479 = 2008 GY87 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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