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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08093667685238159 5.1914e-08  
a 2.765852608808253 2.7286e-08 au
q 2.541993689987823 1.4142e-07 au
i 2.905301168388149 5.8313e-06 deg
node 255.8441582058501 0.00014297 deg
peri 180.1395951237758 0.00015275 deg
M 61.95641820346055 5.1382e-05 deg
tp 2458311.348281216969
(2018-Jul-11.84828122)
0.00023931 TDB
period 1680.126478907347
4.60
2.4863e-05
6.807e-08
d
yr
n .214269582986468 3.1708e-09 deg/d
Q 2.989711527628683 2.9495e-08 au
  Orbit Determination Parameters
   # obs. used (total)      191  
   data-arc span      8419 days (23.05 yr)  
   first obs. used      1996-01-13  
   last obs. used      2019-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62475  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:14:41  

Additional Information
 Earth MOID = 1.55699 au 
 Jupiter MOID = 2.20542 au 
 T_jup = 3.333 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456843.5 (2014-Jul-05.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08135797008756161 5.2274e-08  
q 2.542708116926023 1.4295e-07 au
tp 2456636.272166860742
(2013-Dec-09.77216686)
0.0002358 TDB
node 255.9221930367523 0.00014289 deg
peri 181.2876359314856 0.00015247 deg
i 2.905505068238257 5.8326e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      191  
   data-arc span      8419 days (23.05 yr)  
   first obs. used      1996-01-13  
   last obs. used      2019-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62475  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:14:41  

Additional Information
 Jupiter MOID = 2.20542 au 
 T_jup = 3.333 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.732542120705309E-15 -7.359703236752464E-15 1.624386156542562E-12 1.474120436658376E-14 3.939116057718056E-13 1.824425618801229E-16
q -7.359703236752464E-15 2.043347543845202E-14 -4.662225359092597E-12 -3.488858942015437E-14 -1.113907415355636E-12 -3.609592839561398E-16
tp 1.624386156542562E-12 -4.662225359092597E-12 5.560029947470886E-8 5.620338511295332E-11 1.261331492676374E-8 7.267944154980389E-12
node 1.474120436658376E-14 -3.488858942015437E-14 5.620338511295332E-11 2.041753630159546E-8 -2.037772417746523E-8 6.382995218668143E-11
peri 3.939116057718056E-13 -1.113907415355636E-12 1.261331492676374E-8 -2.037772417746523E-8 2.324706573399175E-8 -6.20468974347851E-11
i 1.824425618801229E-16 -3.609592839561398E-16 7.267944154980389E-12 6.382995218668143E-11 -6.20468974347851E-11 3.401907180935299E-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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