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78913 (2003 SP99)
Classification: Main-belt Asteroid          SPK-ID: 2078913
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06187326421036935 7.8142e-08  
a 2.94703595220512 1.9674e-08 au
q 2.764693218096876 2.3266e-07 au
i 11.44543438738365 7.048e-06 deg
node 341.3306790962402 2.149e-05 deg
peri 8.500843999927572 3.9278e-05 deg
M 208.4129899206697 3.4757e-05 deg
tp 2460174.601162424403
(2023-Aug-18.10116242)
0.00018032 TDB
period 1847.891968620472
5.06
1.8504e-05
5.066e-08
d
yr
n .1948165834979817 1.9509e-09 deg/d
Q 3.129378686313365 2.0891e-08 au
  Orbit Determination Parameters
   # obs. used (total)      968  
   data-arc span      16445 days (45.02 yr)  
   first obs. used      1976-05-31  
   last obs. used      2021-06-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48793  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:07:22  

Additional Information
 Earth MOID = 1.75743 au 
 Jupiter MOID = 2.21343 au 
 T_jup = 3.238 
[ 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 14.42   n/a MPCxxxxx  
diameter diameter 6.831 km 0.331 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.095   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78913 (2003 SP99)          Discovered 2003-Sep-19 by NEAT at Haleakala
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2003 SP99 = 2001 FF150 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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