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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03949315979190296 4.3994e-08  
a 1.914048862010582 7.2819e-09 au
q 1.838457024453689 8.4739e-08 au
i 18.99177936956108 5.1244e-06 deg
node 239.2559340999581 1.2796e-05 deg
peri 6.626529173446499 6.0447e-05 deg
M 212.5207244391525 6.0448e-05 deg
tp 2458996.738300417572
(2020-May-27.23830042)
0.00016326 TDB
period 967.2259889252887
2.65
5.5197e-06
1.511e-08
d
yr
n .3721984356520505 2.124e-09 deg/d
Q 1.989640699567476 7.5695e-09 au
  Orbit Determination Parameters
   # obs. used (total)      851  
   data-arc span      14254 days (39.03 yr)  
   first obs. used      1980-02-20  
   last obs. used      2019-03-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52695  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:38:09  

Additional Information
 Earth MOID = .826204 au 
 Jupiter MOID = 3.0215 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 15.5   n/a MPO279977  

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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