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227900 (2007 EU132)
Classification: Main-belt Asteroid          SPK-ID: 2227900
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1512284629867379 6.1873e-08  
a 2.420564872809741 1.4458e-08 au
q 2.054506567535035 1.5197e-07 au
i 1.24892710007206 6.5442e-06 deg
node 13.45744106671306 0.00030121 deg
peri 94.01733437392544 0.00030238 deg
M 288.0355840275453 2.318e-05 deg
tp 2459475.472220721016
(2021-Sep-17.97222072)
8.8486e-05 TDB
period 1375.540927025039
3.77
1.2324e-05
3.374e-08
d
yr
n .2617152226641432 2.3448e-09 deg/d
Q 2.786623178084447 1.6644e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      6443 days (17.64 yr)  
   first obs. used      2003-02-02  
   last obs. used      2020-09-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61108  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:41:35  

Additional Information
 Earth MOID = 1.07161 au 
 Jupiter MOID = 2.32913 au 
 T_jup = 3.498 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457211.5 (2015-Jul-08.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1506152038524524 6.1037e-08  
q 2.056473338104901 1.4955e-07 au
tp 2456719.638205798325
(2014-Mar-03.13820580)
9.3254e-05 TDB
node 13.65717971435427 0.00030064 deg
peri 93.10132974669169 0.00030185 deg
i 1.250657286942308 6.5424e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      6443 days (17.64 yr)  
   first obs. used      2003-02-02  
   last obs. used      2020-09-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61108  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:41:35  

Additional Information
 Jupiter MOID = 2.32913 au 
 T_jup = 3.498 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.725560070375028E-15 -9.09827453261003E-15 2.405675994143466E-12 -1.950955062320997E-15 7.432085346298039E-13 -3.507854346950334E-15
q -9.09827453261003E-15 2.236591031093229E-14 -6.111229558589847E-12 6.630662685470242E-15 -1.869510310838104E-12 8.653132759250747E-15
tp 2.405675994143466E-12 -6.111229558589847E-12 8.696394129763249E-9 2.865778256884548E-11 2.558991831113915E-9 -3.710914832987796E-12
node -1.950955062320997E-15 6.630662685470242E-15 2.865778256884548E-11 9.03826484233714E-8 -9.035122261026521E-8 -5.664903692078758E-10
peri 7.432085346298039E-13 -1.869510310838104E-12 2.558991831113915E-9 -9.035122261026521E-8 9.111254578609329E-8 5.652263455496245E-10
i -3.507854346950334E-15 8.653132759250747E-15 -3.710914832987796E-12 -5.664903692078758E-10 5.652263455496245E-10 4.280341684008034E-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 17.8   n/a MPO338632  

227900 (2007 EU132)          Discovered 2007-Mar-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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