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JPL Small-Body Database Browser
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523139 (2016 SR54)
Classification: Main-belt Asteroid          SPK-ID: 2523139
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08953435725471433 6.5804e-08  
a 3.057291122976879 4.5365e-08 au
q 2.7835585273406 2.0734e-07 au
i 11.16994098904797 7.7227e-06 deg
node 102.4185816669794 4.0306e-05 deg
peri 224.2129189216614 6.172e-05 deg
M 225.049122822722 4.9119e-05 deg
tp 2459332.442273856601
(2021-Apr-27.94227386)
0.00027055 TDB
period 1952.556545758727
5.35
4.3459e-05
1.19e-07
d
yr
n .1843736616908632 4.1037e-09 deg/d
Q 3.331023718613157 4.9426e-08 au
  Orbit Determination Parameters
   # obs. used (total)      75  
   data-arc span      6701 days (18.35 yr)  
   first obs. used      2000-11-27  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58269  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 07:14:57  

Additional Information
 Earth MOID = 1.78219 au 
 Jupiter MOID = 1.94742 au 
 T_jup = 3.200 
[ 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 16.5   n/a MPO448158  

523139 (2016 SR54)          Discovered 2013-Jan-22 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2018-05-31

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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