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46540 (1983 LD)
Classification: Inner Main-belt Asteroid          SPK-ID: 2046540
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03980375985429826 4.2627e-08  
a 1.914118835891919 5.175e-09 au
q 1.837929709415488 8.1002e-08 au
i 18.98754985641987 4.7129e-06 deg
node 239.2401670530861 8.7786e-06 deg
peri 6.704955106347556 4.4844e-05 deg
M 75.77500087229265 4.1823e-05 deg
tp 2458996.901196431235
(2020-May-27.40119643)
0.00011258 TDB
period 967.2790292445419
2.65
3.9227e-06
1.074e-08
d
yr
n .3721780263148731 1.5093e-09 deg/d
Q 1.99030796236835 5.381e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1196  
   data-arc span      14819 days (40.57 yr)  
   first obs. used      1980-02-20  
   last obs. used      2020-09-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47034  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:49:50  

Additional Information
 Earth MOID = .824367 au 
 Jupiter MOID = 3.01948 au 
 T_jup = 3.865 
[ 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 15.64   n/a E2021B10  

46540 (1983 LD)          Discovered 1983-Jun-13 by Helin, E. F., Dunbar, R. S. at Palomar
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1983 LD = 1997 XP14 = 1999 NJ1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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