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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 ]

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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05334990855932661 5.156e-08  
a 2.55816234220444 1.3695e-08 au
q 2.421684615167921 1.317e-07 au
i 14.08343611112937 4.3601e-06 deg
node 269.1653600408591 2.1642e-05 deg
peri 236.1379443735149 4.9706e-05 deg
M 168.8952089854147 4.7231e-05 deg
tp 2457899.358927463088
(2017-May-25.85892746)
0.00019381 TDB
period 1494.481623425361
4.09
1.2001e-05
3.286e-08
d
yr
n .2408862005107013 1.9344e-09 deg/d
Q 2.69464006924096 1.4426e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1614  
   data-arc span      14593 days (39.95 yr)  
   first obs. used      1979-12-24  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43848  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 23:31:00  

Additional Information
 Earth MOID = 1.46204 au 
 Jupiter MOID = 2.47209 au 
 T_jup = 3.392 
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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

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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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