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478784 (2012 UV136)
Classification: Apollo [NEO]          SPK-ID: 2478784
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 48 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1397916188251172 5.125e-08  
a 1.007272433906678 2.9761e-09 au
q .8664641897729475 5.0422e-08 au
i 2.104211486935375 1.5013e-06 deg
node 207.9346139189016 1.9511e-05 deg
peri 289.8931693251233 2.0588e-05 deg
M 123.9641296267022 1.4026e-05 deg
tp 2459269.351165173878
(2021-Feb-23.85116517)
1.408e-05 TDB
period 369.2485937282322
1.01
1.6365e-06
4.48e-09
d
yr
n .974952934458461 4.3209e-09 deg/d
Q 1.148080678040408 3.3921e-09 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] -7.565106983376461E-14 1.648E-14
ALN [SET] 1. n/a
NK [SET] 0. n/a
NM [SET] 2. n/a
R0 [SET] 1. n/a
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      3146 days (8.61 yr)  
   first obs. used      2012-10-22  
   last obs. used      2021-06-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49458  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jun-03 05:50:58  

Additional Information
 Earth MOID = .0112059 au 
 Jupiter MOID = 3.84973 au 
 T_jup = 6.037 
 Nongravitational accels. using nonstandard g(r) = (1 au/ r)^2 
[ 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 25.59   n/a E2021B69  

478784 (2012 UV136)          Discovered 2012-Oct-22 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-11-20

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