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181962 (1999 UU35)
Classification: Main-belt Asteroid          SPK-ID: 2181962
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07021861603223271 5.4666e-08  
a 2.26837244921934 1.3752e-08 au
q 2.109090475189512 1.2103e-07 au
i 6.258615604280145 6.5521e-06 deg
node 359.5848231203651 4.3641e-05 deg
peri 320.9543854258674 6.1265e-05 deg
M 108.6565716808022 4.5736e-05 deg
tp 2458823.862576705137
(2019-Dec-06.36257670)
0.00015718 TDB
period 1247.871806451511
3.42
1.1348e-05
3.107e-08
d
yr
n .2884911720409067 2.6234e-09 deg/d
Q 2.427654423249168 1.4717e-08 au
  Orbit Determination Parameters
   # obs. used (total)      293  
   data-arc span      7830 days (21.44 yr)  
   first obs. used      1999-09-04  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5975  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:32:46  

Additional Information
 Earth MOID = 1.09911 au 
 Jupiter MOID = 2.76382 au 
 T_jup = 3.603 
[ 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 16.99   n/a MPCxxxxx  

181962 (1999 UU35)          Discovered 1999-Oct-31 by Spacewatch at Kitt Peak
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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