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46444 (2089 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2046444
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 .1730165956607228 4.159e-08  
a 2.394988913443032 9.8364e-09 au
q 1.980616084993946 1.0156e-07 au
i 2.35193752121139 4.5303e-06 deg
node 227.3073614495896 0.00011018 deg
peri 219.5410750433878 0.00011118 deg
M 333.9063889999998 1.8112e-05 deg
tp 2459098.626288124093
(2020-Sep-06.12628812)
6.852e-05 TDB
period 1353.79743818029
3.71
8.3402e-06
2.283e-08
d
yr
n .2659186595033707 1.6382e-09 deg/d
Q 2.809361741892119 1.1538e-08 au
  Orbit Determination Parameters
   # obs. used (total)      719  
   data-arc span      25546 days (69.94 yr)  
   first obs. used      1949-11-21  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52159  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:28:13  

Additional Information
 Earth MOID = .997582 au 
 Jupiter MOID = 2.40185 au 
 T_jup = 3.508 
[ 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 15.5   n/a MPO302327  

46444 (2089 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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