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JPL Small-Body Database Browser
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305258 (2007 YM12)
Classification: Main-belt Asteroid          SPK-ID: 2305258
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04458470030491316 7.1551e-08  
a 2.751180588308635 4.3742e-08 au
q 2.6285200262942 1.9509e-07 au
i 13.99114830102055 8.8669e-06 deg
node 83.86584358450304 3.0389e-05 deg
peri 26.62786075794252 0.00013409 deg
M 172.8849583936516 0.00013707 deg
tp 2457800.054470042393
(2017-Feb-15.55447004)
0.00062092 TDB
period 1666.775371681612
4.56
3.9751e-05
1.088e-07
d
yr
n .215985912748876 5.151e-09 deg/d
Q 2.873841150323071 4.5692e-08 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      7005 days (19.18 yr)  
   first obs. used      2000-05-01  
   last obs. used      2019-07-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63915  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:54:30  

Additional Information
 Earth MOID = 1.65088 au 
 Jupiter MOID = 2.30353 au 
 T_jup = 3.301 
[ 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 16.6   n/a MPO258182  

305258 (2007 YM12)          Discovered 2007-Dec-17 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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