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295648 (2008 SR297)
Classification: Main-belt Asteroid          SPK-ID: 2295648
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2516485490807406 5.7408e-08  
a 2.673837121205881 2.208e-08 au
q 2.000969889176197 1.5378e-07 au
i 7.154394442760809 7.1539e-06 deg
node 229.8344917174076 3.5285e-05 deg
peri 207.7411224923464 3.7419e-05 deg
M 196.942376765677 1.0532e-05 deg
tp 2459723.834960842956
(2022-May-24.33496084)
5.036e-05 TDB
period 1596.985045766635
4.37
1.9781e-05
5.416e-08
d
yr
n .2254247783686549 2.7922e-09 deg/d
Q 3.346704353235565 2.7636e-08 au
  Orbit Determination Parameters
   # obs. used (total)      365  
   data-arc span      6756 days (18.50 yr)  
   first obs. used      2000-11-30  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52204  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 16:41:31  

Additional Information
 Earth MOID = 1.01925 au 
 Jupiter MOID = 1.95472 au 
 T_jup = 3.323 
[ 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 16.3   n/a MPO281558  

295648 (2008 SR297)          Discovered 2008-Sep-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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