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190928 (2001 UL211)
Classification: Main-belt Asteroid          SPK-ID: 2190928
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07413529528407574 5.5304e-08  
a 2.390072559759731 1.4923e-08 au
q 2.212883824791577 1.3362e-07 au
i 1.919792035367728 6.9586e-06 deg
node 331.373245060444 0.00014901 deg
peri 312.628755803127 0.00015558 deg
M 157.0212972071451 4.3855e-05 deg
tp 2458611.831068100696
(2019-May-08.33106810)
0.00016535 TDB
period 1349.631032561015
3.70
1.264e-05
3.461e-08
d
yr
n .2667395690486428 2.4982e-09 deg/d
Q 2.567261294727886 1.6029e-08 au
  Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      9095 days (24.90 yr)  
   first obs. used      1996-03-20  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52799  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:09:41  

Additional Information
 Earth MOID = 1.19509 au 
 Jupiter MOID = 2.51939 au 
 T_jup = 3.528 
[ 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 16.9   n/a MPO396483  
rotation period rot_per 4.30 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

190928 (2001 UL211)          Discovered 2001-Oct-21 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

Alternate Designations
 2001 UL211 = 1996 FY24 = 2007 FB28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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