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385059 (2012 UK47)
Classification: Main-belt Asteroid          SPK-ID: 2385059
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 .06503610242442263 9.3006e-08  
a 3.031738639759998 3.4798e-08 au
q 2.834566175060487 2.7906e-07 au
i 3.659332370234301 1.107e-05 deg
node 161.0894642012978 9.7134e-05 deg
peri 170.0378774494578 0.00011455 deg
M 251.9913689776154 6.2794e-05 deg
tp 2459778.984898424750
(2022-Jul-18.48489842)
0.00034005 TDB
period 1928.128904714564
5.28
3.3196e-05
9.089e-08
d
yr
n .186709508435741 3.2145e-09 deg/d
Q 3.228911104459509 3.7061e-08 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      7090 days (19.41 yr)  
   first obs. used      2001-09-19  
   last obs. used      2021-02-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60924  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:03:56  

Additional Information
 Earth MOID = 1.8219 au 
 Jupiter MOID = 2.01939 au 
 T_jup = 3.237 
[ 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 16.38   n/a MPCxxxxx  
rotation period rot_per 4.95 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.]

385059 (2012 UK47)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: Last Updated: 2014-01-21

Alternate Designations
 2012 UK47 = 2001 SK331 = 2005 JA120 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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