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531683 (2012 UC178)
Classification: TransNeptunian Object          SPK-ID: 2531683
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1681705053494498 3.069e-05  
a 42.14293583177763 0.00139 au
q 35.05573701603816 0.0012049 au
i 2.457925760551332 5.4269e-05 deg
node 178.3086126454498 0.0020823 deg
peri 168.9307223888221 0.0087492 deg
M 59.05674872133163 0.0074319 deg
tp 2442607.718873840899
(1975-Jul-14.21887384)
1.3384 TDB
period 99927.63457507537
273.59
4.944
0.01354
d
yr
n .003602607041894231 1.7824e-07 deg/d
Q 49.23013464751711 0.0016238 au
  Orbit Determination Parameters
   # obs. used (total)      87  
   data-arc span      2674 days (7.32 yr)  
   first obs. used      2010-10-09  
   last obs. used      2018-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .66807  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 11:15:27  

Additional Information
 Earth MOID = 34.0492 au 
 Jupiter MOID = 30.0789 au 
 T_jup = 5.729 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 6.8   n/a E2018Y78  

531683 (2012 UC178)          Discovered 2010-Oct-09 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2019-05-29
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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