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JPL Small-Body Database Browser
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13041 (1990 OS4)
Classification: Main-belt Asteroid          SPK-ID: 2013041
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05337845468977889 5.145e-08  
a 2.558395884243219 1.3601e-08 au
q 2.421832665457625 1.3148e-07 au
i 14.08351177678717 4.32e-06 deg
node 269.1660755337975 2.1617e-05 deg
peri 235.8667154741557 4.9639e-05 deg
M 265.5390911675826 4.751e-05 deg
tp 2459392.692846006493
(2021-Jun-27.19284601)
0.00019864 TDB
period 1494.686281420613
4.09
1.1919e-05
3.263e-08
d
yr
n .2408532174777444 1.9207e-09 deg/d
Q 2.694959103028812 1.4327e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1662  
   data-arc span      14623 days (40.04 yr)  
   first obs. used      1979-12-24  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43924  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 23:00:09  

Additional Information
 Earth MOID = 1.46167 au 
 Jupiter MOID = 2.47035 au 
 T_jup = 3.392 
[ 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 13.1   n/a MPO347628  

13041 (1990 OS4)          Discovered 1990-Jul-25 by Holt, H. E. at Palomar
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 OS4 = 1979 YM3 = 1989 EN11 = 1998 MT28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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