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78587 (2002 SZ12)
Classification: Mars-crossing Asteroid          SPK-ID: 2078587
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3238969847280655 3.7243e-08  
a 2.372789860272172 1.4302e-08 au
q 1.604250379136687 8.7887e-08 au
i 20.30329204008943 5.0635e-06 deg
node 269.3061393189558 1.2279e-05 deg
peri 293.9511750234296 1.4924e-05 deg
M 79.72899717129354 1.2507e-05 deg
tp 2458704.834164395675
(2019-Aug-09.33416440)
4.4628e-05 TDB
period 1335.018683213546
3.66
1.2071e-05
3.305e-08
d
yr
n .2696591474910582 2.4381e-09 deg/d
Q 3.141329341407656 1.8935e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1030  
   data-arc span      8751 days (23.96 yr)  
   first obs. used      1996-11-07  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43562  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:18  

Additional Information
 Earth MOID = .697425 au 
 Jupiter MOID = 2.20561 au 
 T_jup = 3.391 
[ 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 14.8   n/a MPO337848  

78587 (2002 SZ12)          Discovered 2002-Sep-27 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 SZ12 = 1997 CF28 = 2001 LR 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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