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379238 (2009 SC280)
Classification: Main-belt Asteroid          SPK-ID: 2379238
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1511329884389068 1.8132e-07  
a 2.441450915819607 4.0167e-08 au
q 2.072467142784884 4.2859e-07 au
i 7.258560329124744 1.7384e-05 deg
node 39.79971119832068 5.1326e-05 deg
peri 358.7938596115069 5.8265e-05 deg
M 270.5349519938424 3.831e-05 deg
tp 2459346.775146397578
(2021-May-12.27514640)
0.00015566 TDB
period 1393.382728577401
3.81
3.4386e-05
9.414e-08
d
yr
n .2583640464436849 6.376e-09 deg/d
Q 2.81043468885433 4.6238e-08 au
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      4985 days (13.65 yr)  
   first obs. used      2005-08-31  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64033  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:40:45  

Additional Information
 Earth MOID = 1.08013 au 
 Jupiter MOID = 2.60483 au 
 T_jup = 3.475 
[ show covariance matrix ]

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 17.4   n/a MPO471888  

379238 (2009 SC280)          Discovered 2009-Sep-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1918-Mar-21 04:53 00:09 Juno 0.0194893048584768 0.0194809135597385 0.0195005548958351 7.43191035277361 7.43191026877944 2421673.703637836 8.80838101491717 11901.4291834869 67.4980180819406 87.6670897008373 43145.0453304819 T 13 CATAB v2.0e-lin.ifort 2019-Jul-14 12:40:47 2019-Jul-14 12:40
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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