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53432 (1999 UT55)
Classification: Mars-crossing Asteroid          SPK-ID: 2053432
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1157485992706029 4.8332e-08  
a 1.871705098660246 6.1198e-09 au
q 1.655057855242677 9.0142e-08 au
i 22.43892350196292 5.1861e-06 deg
node 268.6996096107932 1.0752e-05 deg
peri 126.9158099016678 2.2007e-05 deg
M 86.1337161625036 1.9151e-05 deg
tp 2458976.717950977975
(2020-May-07.21795098)
4.945e-05 TDB
period 935.3078125172023
2.56
4.5871e-06
1.256e-08
d
yr
n .3849000245503443 1.8877e-09 deg/d
Q 2.088352342077815 6.8281e-09 au
  Orbit Determination Parameters
   # obs. used (total)      975  
   data-arc span      9605 days (26.30 yr)  
   first obs. used      1994-11-28  
   last obs. used      2021-03-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45489  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 06:22:42  

Additional Information
 Earth MOID = .717431 au 
 Jupiter MOID = 3.26322 au 
 T_jup = 3.881 
[ 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 15.76   n/a MPCxxxxx  
rotation period rot_per 3.330 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2013) CBET, submitted.]
[Warner, Brian D. (2013) Minor Planet Bull. 40, 119-121.]

53432 (1999 UT55)          Discovered 1999-Oct-19 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 UT55 = 1994 WO12 = 2000 AU3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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