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344011 (2011 UH57)
Classification: Main-belt Asteroid          SPK-ID: 2344011
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07928872125912098 7.6467e-08  
a 2.751708905007621 2.7537e-08 au
q 2.53352942465223 2.0579e-07 au
i 7.55706753002152 8.3068e-06 deg
node 312.3576028497891 5.1278e-05 deg
peri 192.2305572394839 6.7295e-05 deg
M 190.8382933265336 4.3814e-05 deg
tp 2459783.932742134808
(2022-Jul-23.43274213)
0.00020631 TDB
period 1667.255507849337
4.56
2.5027e-05
6.852e-08
d
yr
n .2159237131352346 3.2412e-09 deg/d
Q 2.96988838536301 2.972e-08 au
  Orbit Determination Parameters
   # obs. used (total)      183  
   data-arc span      8494 days (23.26 yr)  
   first obs. used      1995-02-08  
   last obs. used      2018-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59358  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:27:17  

Additional Information
 Earth MOID = 1.54657 au 
 Jupiter MOID = 2.05366 au 
 T_jup = 3.328 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO437457  

344011 (2011 UH57)          Discovered 1995-Feb-08 by Spacewatch at Kitt Peak
Reference: 20121029/Numbers.arcLast Updated: 2012-11-08

Alternate Designations
 2011 UH57 = 2004 BS2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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