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295604 (2008 SO177)
Classification: Main-belt Asteroid          SPK-ID: 2295604
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0807328379830386 4.9691e-08  
a 2.765554199867622 2.5448e-08 au
q 2.542283160716397 1.3285e-07 au
i 2.905222207827494 5.408e-06 deg
node 255.8444448927467 0.00011788 deg
peri 179.9939313621351 0.00012444 deg
M 147.8466619879883 4.1194e-05 deg
tp 2458310.608631752232
(2018-Jul-11.10863175)
0.00018796 TDB
period 1679.854581968002
4.60
2.3186e-05
6.348e-08
d
yr
n .2143042641097236 2.958e-09 deg/d
Q 2.988825239018846 2.7503e-08 au
  Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      8872 days (24.29 yr)  
   first obs. used      1996-01-13  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57403  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 18:43:34  

Additional Information
 Earth MOID = 1.55743 au 
 Jupiter MOID = 2.20524 au 
 T_jup = 3.333 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457359.5 (2015-Dec-03.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08146683767643184 4.9658e-08  
q 2.540057063724143 1.3275e-07 au
tp 2456633.465558318337
(2013-Dec-06.96555832)
0.00017787 TDB
node 255.8624871947191 0.00011788 deg
peri 180.6161157673984 0.00012433 deg
i 2.905323157643501 5.4083e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      8872 days (24.29 yr)  
   first obs. used      1996-01-13  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57403  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 18:43:34  

Additional Information
 Jupiter MOID = 2.20524 au 
 T_jup = 3.333 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.465932444687403E-15 -6.497352288144224E-15 -6.816571639369671E-13 2.641989133973355E-14 -1.597447653801547E-13 2.146703172649881E-16
q -6.497352288144224E-15 1.762195984588122E-14 3.151998732329929E-12 -7.229604561523063E-14 7.63006888483575E-13 -4.926903767870649E-17
tp -6.816571639369671E-13 3.151998732329929E-12 3.163671430118069E-8 -3.818065976543719E-11 7.068675661048327E-9 3.510318041946496E-12
node 2.641989133973355E-14 -7.229604561523063E-14 -3.818065976543719E-11 1.389644137136033E-8 -1.388657500414703E-8 -1.088877694745635E-10
peri -1.597447653801547E-13 7.63006888483575E-13 7.068675661048327E-9 -1.388657500414703E-8 1.545860403799515E-8 1.095998595095827E-10
i 2.146703172649881E-16 -4.926903767870649E-17 3.510318041946496E-12 -1.088877694745635E-10 1.095998595095827E-10 2.925019905959166E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO423131  

295604 (2008 SO177)          Discovered 2008-Sep-23 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

Alternate Designations
 2008 SO177 = 1999 VO150 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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