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3043 San Diego (1982 SA)
Classification: Inner Main-belt Asteroid          SPK-ID: 2003043
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1063956801328932 2.1986e-08  
a 1.926698461986682 4.6036e-09 au
q 1.721706068712609 4.1705e-08 au
i 21.78583636325212 1.5725e-06 deg
node 351.0669402731745 1.3258e-06 deg
peri 31.85892101085839 3.7149e-06 deg
M 89.73033320120066 5.5528e-06 deg
tp 2458957.024182559592
(2020-Apr-17.52418256)
1.4388e-05 TDB
period 976.8301437375467
2.67
3.501e-06
9.585e-09
d
yr
n .3685389955540974 1.3209e-09 deg/d
Q 2.131690855260754 5.0934e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2553  
   data-arc span      16986 days (46.51 yr)  
   first obs. used      1974-09-20  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .33555  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 20:42:11  

Additional Information
 Earth MOID = .734166 au 
 Jupiter MOID = 3.22084 au 
 T_jup = 3.824 
[ 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 13.78   n/a MPCxxxxx  
diameter diameter 5.040 km 0.082 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 105.7 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D.; Stephens, R.D.; Harris, A.W.; Pravec, P. (2009) Minor Planet Bull. 36, 176-178.]
geometric albedo albedo 0.252   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

3043 San Diego (1982 SA)          Discovered 1982-Sep-20 by Helin, E. F. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1982 SA = 1974 SQ2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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