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190389 (1999 SC15)
Classification: Main-belt Asteroid          SPK-ID: 2190389
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1744200878042571 6.422e-08  
a 2.706079042940241 1.9551e-08 au
q 2.234084498665344 1.7272e-07 au
i 10.15295427318797 5.5003e-06 deg
node 310.5798719119687 3.3192e-05 deg
peri 60.43941028900342 3.5985e-05 deg
M 272.1962134005987 1.525e-05 deg
tp 2459597.070028536398
(2022-Jan-17.57002854)
7.092e-05 TDB
period 1625.957328292226
4.45
1.7621e-05
4.824e-08
d
yr
n .2214080245132354 2.3994e-09 deg/d
Q 3.178073587215138 2.2961e-08 au
  Orbit Determination Parameters
   # obs. used (total)      418  
   data-arc span      10334 days (28.29 yr)  
   first obs. used      1992-02-09  
   last obs. used      2020-05-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57233  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:07:26  

Additional Information
 Earth MOID = 1.25132 au 
 Jupiter MOID = 2.36989 au 
 T_jup = 3.321 
[ 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 15.46   n/a E2021B55  

190389 (1999 SC15)          Discovered 1999-Sep-29 by CSS at Catalina
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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