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186449 (2002 SA43)
Classification: Main-belt Asteroid          SPK-ID: 2186449
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2221737911276505 6.5026e-08  
a 2.36326259460565 8.3778e-09 au
q 1.838207584531945 1.5644e-07 au
i 1.487104412876158 6.2177e-06 deg
node 320.8647166169937 0.00012543 deg
peri 25.76079237740046 0.00012587 deg
M 19.35884857270772 8.1128e-06 deg
tp 2459129.141876575686
(2020-Oct-06.64187658)
2.9929e-05 TDB
period 1326.986175663855
3.63
7.0563e-06
1.932e-08
d
yr
n .2712914471922827 1.4426e-09 deg/d
Q 2.888317604679355 1.0239e-08 au
  Orbit Determination Parameters
   # obs. used (total)      512  
   data-arc span      10701 days (29.30 yr)  
   first obs. used      1991-09-09  
   last obs. used      2020-12-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47415  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:51:19  

Additional Information
 Earth MOID = .829569 au 
 Jupiter MOID = 2.53315 au 
 T_jup = 3.515 
[ 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 16.89   n/a E2021B55  
rotation period rot_per 5.489 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

186449 (2002 SA43)          Discovered 2002-Sep-28 by NEAT at Haleakala
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2002 SA43 = 2000 AZ43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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