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379236 (2009 SN276)
Classification: Main-belt Asteroid          SPK-ID: 2379236
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1820120713560003 8.4454e-08  
a 2.418695432700146 1.9459e-08 au
q 1.978463667015095 2.0785e-07 au
i 4.382416852923746 5.2186e-06 deg
node 34.82730553648548 0.00011737 deg
peri 267.0956522447473 0.00012244 deg
M 350.7558046738481 2.5615e-05 deg
tp 2459035.780669367219
(2020-Jul-05.28066937)
9.7515e-05 TDB
period 1373.947707083548
3.76
1.6581e-05
4.54e-08
d
yr
n .2620187057658585 3.162e-09 deg/d
Q 2.858927198385196 2.3001e-08 au
  Orbit Determination Parameters
   # obs. used (total)      93  
   data-arc span      9500 days (26.01 yr)  
   first obs. used      1994-10-08  
   last obs. used      2020-10-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64948  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:05:49  

Additional Information
 Earth MOID = .969072 au 
 Jupiter MOID = 2.37962 au 
 T_jup = 3.488 
[ 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 17.9   n/a MPO471888  

379236 (2009 SN276)          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
1902-Jul-30 07:54 00:04 Hebe 0.0215796635870683 0.0215345024336616 0.0216248810671169 6.66876607319145 6.66876602999308 2415960.829137956 3.65517977247273 2851.42380853091 236.771227966647 37.9589324946051 8431.65048325449 T 8 CATAB v2.0f-lin.ifort 2020-Nov-12 18:05:50 2020-Nov-12 18:05
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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