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344299 (2001 UB77)
Classification: Main-belt Asteroid          SPK-ID: 2344299
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .167539060945247 6.5739e-08  
a 3.087812348599658 3.2055e-08 au
q 2.570483167340133 2.0923e-07 au
i 3.199528838147297 5.3339e-06 deg
node 117.1474672928322 0.00013412 deg
peri 277.693537267125 0.00013582 deg
M 156.5869064040807 2.0123e-05 deg
tp 2458138.459401578640
(2018-Jan-19.95940158)
0.00010506 TDB
period 1981.868232525491
5.43
3.0861e-05
8.449e-08
d
yr
n .1816467886673034 2.8285e-09 deg/d
Q 3.605141529859182 3.7425e-08 au
  Orbit Determination Parameters
   # obs. used (total)      190  
   data-arc span      6761 days (18.51 yr)  
   first obs. used      2001-10-17  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63696  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 22:24:58  

Additional Information
 Earth MOID = 1.57966 au 
 Jupiter MOID = 1.83107 au 
 T_jup = 3.202 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO437458  

344299 (2001 UB77)          Discovered 2001-Oct-17 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2001 UB77 = 2006 QR183 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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