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JPL Small-Body Database Browser
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295762 (2008 UN156)
Classification: Main-belt Asteroid          SPK-ID: 2295762
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2595913369414885 5.7846e-08  
a 2.685941816072566 2.4151e-08 au
q 1.988694589091239 1.585e-07 au
i 2.326534916975661 1.1423e-05 deg
node 45.10810107745818 0.0001689 deg
peri 262.2100253136135 0.00017046 deg
M 188.1462368912175 2.2493e-05 deg
tp 2459368.037977403906
(2021-Jun-02.53797740)
0.00010468 TDB
period 1607.841846852671
4.40
2.1685e-05
5.937e-08
d
yr
n .2239026187212972 3.0198e-09 deg/d
Q 3.383189043053892 3.042e-08 au
  Orbit Determination Parameters
   # obs. used (total)      141  
   data-arc span      8608 days (23.57 yr)  
   first obs. used      1994-05-03  
   last obs. used      2017-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62652  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Dec-07 18:14:08  

Additional Information
 Earth MOID = .974744 au 
 Jupiter MOID = 1.89359 au 
 T_jup = 3.324 
[ 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 17.0   n/a MPO427597  

295762 (2008 UN156)          Discovered 2008-Oct-23 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 UN156 = 1994 JJ3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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