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109766 (2001 RU77)
Classification: Main-belt Asteroid          SPK-ID: 2109766
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1105276908904129 4.823e-08  
a 2.610271384929981 1.3727e-08 au
q 2.321764116156351 1.2951e-07 au
i 15.11424195288711 5.0002e-06 deg
node 67.91846388528577 1.9327e-05 deg
peri 282.8311806753096 3.0354e-05 deg
M 198.1282648802211 2.6409e-05 deg
tp 2459693.120659854586
(2022-Apr-23.62065985)
0.0001155 TDB
period 1540.376628218302
4.22
1.2151e-05
3.327e-08
d
yr
n .2337090769913843 1.8435e-09 deg/d
Q 2.898778653703612 1.5244e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1021  
   data-arc span      6822 days (18.68 yr)  
   first obs. used      2001-08-24  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52201  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:08:40  

Additional Information
 Earth MOID = 1.37292 au 
 Jupiter MOID = 2.52943 au 
 T_jup = 3.353 
[ 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 14.7   n/a MPO366467  

109766 (2001 RU77)          Discovered 2001-Sep-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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