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3812 Lidaksum (1965 AK1)
Classification: Main-belt Asteroid          SPK-ID: 2003812
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1184616096398759 2.1413e-08  
a 3.174048099157079 1.4451e-08 au
q 2.798045252256543 6.9954e-08 au
i 18.41149668927219 9.3923e-07 deg
node 122.916596114777 9.0779e-07 deg
peri 35.94495389047957 6.9314e-06 deg
M 285.2592873033101 4.8218e-06 deg
tp 2459629.318404353754
(2022-Feb-18.81840435)
2.8344e-05 TDB
period 2065.469006080111
5.65
1.4106e-05
3.862e-08
d
yr
n .1742945543797896 1.1903e-09 deg/d
Q 3.550050946057615 1.6163e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2939  
   data-arc span      20526 days (56.20 yr)  
   first obs. used      1965-01-11  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39533  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:13:16  

Additional Information
 Earth MOID = 1.82883 au 
 Jupiter MOID = 1.55742 au 
 T_jup = 3.111 
[ 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 11.41   n/a MPCxxxxx  
diameter diameter 33.611 km 0.175 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 8.014 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Black, S.; Linville, D.; Michalik, D.; Wolf, M.; Ditteon, R. (2016) Minor Planet Bull. 43, 287-289.]
geometric albedo albedo 0.049   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

3812 Lidaksum (1965 AK1)          Discovered 1965-Jan-11 by Purple Mountain Observatory at Nanking
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1965 AK1 = 1982 BU2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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