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120295 (2004 JO16)
Classification: Main-belt Asteroid          SPK-ID: 2120295
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 .2039886613845578 4.1997e-08  
a 2.663802068112665 1.7165e-08 au
q 2.120416650044946 1.1182e-07 au
i 4.420440054528746 5.4861e-06 deg
node 173.1596665412029 6.7765e-05 deg
peri 133.0675653503521 6.9634e-05 deg
M 243.1833670876432 1.9546e-05 deg
tp 2459715.792163544839
(2022-May-16.29216354)
8.844e-05 TDB
period 1588.003131500285
4.35
1.5349e-05
4.202e-08
d
yr
n .2266998048422522 2.1912e-09 deg/d
Q 3.207187486180384 2.0667e-08 au
  Orbit Determination Parameters
   # obs. used (total)      407  
   data-arc span      8933 days (24.46 yr)  
   first obs. used      1996-09-21  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58654  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:05:48  

Additional Information
 Earth MOID = 1.10663 au 
 Jupiter MOID = 2.06986 au 
 T_jup = 3.350 
[ 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 16.09   n/a E2021B55  

120295 (2004 JO16)          Discovered 2004-May-11 by LONEOS at Anderson Mesa
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2004 JO16 = 1996 SS5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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