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JPL Small-Body Database Browser
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39383 (2765 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2039383
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .187840739092567 4.218e-08  
a 2.694859923937281 1.3674e-08 au
q 2.188655444073964 1.1433e-07 au
i 1.209532173082716 5.5562e-06 deg
node 14.41126486292501 0.00024028 deg
peri 26.61440072984445 0.00024085 deg
M 150.8205605144942 1.7625e-05 deg
tp 2458323.543487733031
(2018-Jul-24.04348773)
7.6544e-05 TDB
period 1615.85624390176
4.42
1.2299e-05
3.367e-08
d
yr
n .2227920963629282 1.6957e-09 deg/d
Q 3.2010644038006 1.6243e-08 au
  Orbit Determination Parameters
   # obs. used (total)      582  
   data-arc span      21671 days (59.33 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57184  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:11:44  

Additional Information
 Earth MOID = 1.19701 au 
 Jupiter MOID = 2.21312 au 
 T_jup = 3.344 
[ 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 15.8   n/a MPO468232  

39383 (2765 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2765 P-L = 1978 WS1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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