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117901 (3055 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2117901
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 .1490312927758661 1.0866e-07  
a 2.625040911563716 2.5371e-08 au
q 2.233827670923837 2.8746e-07 au
i 32.8682579758158 1.1957e-05 deg
node 356.3976434899462 1.4723e-05 deg
peri 14.35391167062027 4.0841e-05 deg
M 10.52653404233777 3.5333e-05 deg
tp 2458955.075993233268
(2020-Apr-15.57599323)
0.00015227 TDB
period 1553.468821765383
4.25
2.2521e-05
6.166e-08
d
yr
n .2317394433387412 3.3596e-09 deg/d
Q 3.016254152203595 2.9152e-08 au
  Orbit Determination Parameters
   # obs. used (total)      346  
   data-arc span      21480 days (58.81 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-07-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59504  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 16:49:46  

Additional Information
 Earth MOID = 1.23688 au 
 Jupiter MOID = 2.45286 au 
 T_jup = 3.162 
[ 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 14.9   n/a MPO439766  

117901 (3055 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 3055 P-L = 2003 UL25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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