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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1397337534961151 6.0457e-08  
a 1.005276754386979 9.646e-09 au
q .864805660194094 5.4652e-08 au
i 2.122867612789826 1.5447e-06 deg
node 208.2728555306902 1.9044e-05 deg
peri 288.8981373236743 2.0465e-05 deg
M 293.1088725477167 1.8946e-05 deg
tp 2459268.905796250958
(2021-Feb-23.40579625)
2.0247e-05 TDB
period 368.1517652384004
1.01
5.2988e-06
1.451e-08
d
yr
n .9778575956762787 1.4074e-08 deg/d
Q 1.145747848579864 1.0994e-08 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] -7.46300000193217E-14 1.935E-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)      144  
   data-arc span      2799 days (7.66 yr)  
   first obs. used      2012-10-22  
   last obs. used      2020-06-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47576  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 16:51:12  

Additional Information
 Earth MOID = .0100309 au 
 Jupiter MOID = 3.85369 au 
 T_jup = 6.046 
 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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