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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01316500904375523 4.4214e-08  
a 3.101808594815281 3.1468e-08 au
q 3.06097325661254 1.4194e-07 au
i 9.75207921343288 5.0804e-06 deg
node 70.4684895268884 2.5263e-05 deg
peri 170.6354792922815 0.00019422 deg
M 79.05438307772334 0.00018962 deg
tp 2458762.328251583660
(2019-Oct-05.82825158)
0.0010529 TDB
period 1995.358426550447
5.46
3.0364e-05
8.313e-08
d
yr
n .1804187133548552 2.7455e-09 deg/d
Q 3.142643933018022 3.1882e-08 au
  Orbit Determination Parameters
   # obs. used (total)      378  
   data-arc span      7202 days (19.72 yr)  
   first obs. used      2000-12-22  
   last obs. used      2020-09-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58887  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 02:42:18  

Additional Information
 Earth MOID = 2.04587 au 
 Jupiter MOID = 1.85759 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 15.26   n/a E2021B55  

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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