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JPL Small-Body Database Browser
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357820 (2005 UC27)
Classification: Main-belt Asteroid          SPK-ID: 2357820
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1841596590462029 8.7151e-08  
a 3.146861061484806 4.5128e-08 au
q 2.567336201335992 2.6141e-07 au
i 4.326174136302792 1.064e-05 deg
node 313.1298281681017 0.00010817 deg
peri 71.34941652786692 0.00011158 deg
M 161.7271371519336 2.5471e-05 deg
tp 2457684.500623905336
(2016-Oct-23.00062391)
0.00013874 TDB
period 2038.988516097259
5.58
4.386e-05
1.201e-07
d
yr
n .176558130248355 3.7979e-09 deg/d
Q 3.72638592163362 5.3438e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      6645 days (18.19 yr)  
   first obs. used      2001-01-24  
   last obs. used      2019-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67352  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:28:39  

Additional Information
 Earth MOID = 1.57444 au 
 Jupiter MOID = 1.77716 au 
 T_jup = 3.178 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456670.5 (2014-Jan-13.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1850656839511242 8.6853e-08  
q 2.564314992441256 2.6047e-07 au
tp 2457685.775763073641
(2016-Oct-24.27576307)
0.00013833 TDB
node 313.1547637874177 0.0001082 deg
peri 71.72878271597543 0.00011159 deg
i 4.325899022282269 1.064e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      6645 days (18.19 yr)  
   first obs. used      2001-01-24  
   last obs. used      2019-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67352  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:28:39  

Additional Information
 Jupiter MOID = 1.77716 au 
 T_jup = 3.178 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.543472668004317E-15 -2.243323673048091E-14 -4.545301389213428E-12 5.605501782309834E-14 -1.112963190928698E-12 -5.29937729952207E-15
q -2.243323673048091E-14 6.784246288065969E-14 1.534952908121211E-11 -1.615090777973581E-13 3.51155825920966E-12 1.740103612864073E-14
tp -4.545301389213428E-12 1.534952908121211E-11 1.913527914546903E-8 -1.046457099640493E-10 3.795975128026066E-9 5.143664221639453E-12
node 5.605501782309834E-14 -1.615090777973581E-13 -1.046457099640493E-10 1.170717081524889E-8 -1.169554719818345E-8 5.81490741886766E-10
peri -1.112963190928698E-12 3.51155825920966E-12 3.795975128026066E-9 -1.169554719818345E-8 1.245290962053463E-8 -5.789081326474043E-10
i -5.29937729952207E-15 1.740103612864073E-14 5.143664221639453E-12 5.81490741886766E-10 -5.789081326474043E-10 1.132029868804024E-10

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 16.2   n/a MPO471689  

357820 (2005 UC27)          Discovered 2005-Oct-23 by CSS at Catalina
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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