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JPL Small-Body Database Browser
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390748 (2003 SD194)
Classification: Main-belt Asteroid          SPK-ID: 2390748
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1687117546726177 1.792e-07  
a 2.598858740638765 7.2505e-08 au
q 2.16040072235933 4.825e-07 au
i 31.37466333898565 2.0299e-05 deg
node 359.4266052100443 1.5162e-05 deg
peri 344.9438790097867 6.0088e-05 deg
M 15.49630267641233 9.2338e-05 deg
tp 2458934.628427958490
(2020-Mar-26.12842796)
0.00038992 TDB
period 1530.285412599713
4.19
6.404e-05
1.753e-07
d
yr
n .2352502330845701 9.8448e-09 deg/d
Q 3.037316758918201 8.4737e-08 au
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      5339 days (14.62 yr)  
   first obs. used      2003-09-20  
   last obs. used      2018-05-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63972  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:48:48  

Additional Information
 Earth MOID = 1.16248 au 
 Jupiter MOID = 2.42126 au 
 T_jup = 3.192 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456521.5 (2013-Aug-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1694382377394975 1.7926e-07  
q 2.15799992953476 4.8276e-07 au
tp 2455876.556913348593
(2011-Nov-11.05691335)
0.00027374 TDB
node 359.4868976395922 1.5157e-05 deg
peri 345.309343731612 5.9969e-05 deg
i 31.38969258945014 2.0302e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      5339 days (14.62 yr)  
   first obs. used      2003-09-20  
   last obs. used      2018-05-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63972  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:48:48  

Additional Information
 Jupiter MOID = 2.42126 au 
 T_jup = 3.192 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.213463044483908E-14 -8.590715731600682E-14 2.968337049294428E-12 -1.094794395248813E-13 5.467544734215526E-13 -1.81675472829621E-14
q -8.590715731600682E-14 2.330539380343382E-13 6.456906779231293E-12 2.686165508330153E-13 1.5992377238307E-12 2.16245313297297E-14
tp 2.968337049294428E-12 6.456906779231293E-12 7.4932033238624E-8 -1.173905103175153E-10 1.590748330106376E-8 -2.265410747401574E-10
node -1.094794395248813E-13 2.686165508330153E-13 -1.173905103175153E-10 2.297374405518068E-10 -2.190382112241962E-10 -4.245768604475081E-12
peri 5.467544734215526E-13 1.5992377238307E-12 1.590748330106376E-8 -2.190382112241962E-10 3.596232110898795E-9 -4.422609739990188E-11
i -1.81675472829621E-14 2.16245313297297E-14 -2.265410747401574E-10 -4.245768604475081E-12 -4.422609739990188E-11 4.121569270534346E-10

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 16.0   n/a MPO440686  

390748 (2003 SD194)          Discovered 2003-Sep-20 by NEAT at Haleakala
Reference: Last Updated: 2014-04-17

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Alternate Designations
 2003 SD194 = 2007 RJ32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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