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187827 (1999 UW33)
Classification: Main-belt Asteroid          SPK-ID: 2187827
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1053612075822327 6.1649e-08  
a 2.200252135632577 1.0723e-08 au
q 1.968430913636942 1.3747e-07 au
i 5.692168683445066 4.9178e-06 deg
node 215.3362112025609 6.5899e-05 deg
peri 145.605692125581 7.0795e-05 deg
M 197.8314772648265 2.696e-05 deg
tp 2459737.496139395522
(2022-Jun-06.99613940)
9.1158e-05 TDB
period 1192.08467168492
3.26
8.7148e-06
2.386e-08
d
yr
n .3019919713346935 2.2077e-09 deg/d
Q 2.432073357628212 1.1853e-08 au
  Orbit Determination Parameters
   # obs. used (total)      342  
   data-arc span      7918 days (21.68 yr)  
   first obs. used      1998-05-22  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57363  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 20:42:11  

Additional Information
 Earth MOID = .967321 au 
 Jupiter MOID = 2.96135 au 
 T_jup = 3.652 
[ 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 17.1   n/a MPO454294  

187827 (1999 UW33)          Discovered 1999-Oct-31 by Spacewatch at Kitt Peak
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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