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452977 (2007 EW152)
Classification: Main-belt Asteroid          SPK-ID: 2452977
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1560964937334005 9.5879e-08  
a 3.038704315013917 6.0662e-08 au
q 2.56437322594769 2.9132e-07 au
i 14.58247561071313 1.178e-05 deg
node 13.04831539396137 3.9726e-05 deg
peri 338.0760159239948 5.4512e-05 deg
M 3.898629150476576 4.465e-05 deg
tp 2458979.547274871240
(2020-May-10.04727487)
0.00023958 TDB
period 1934.777778345856
5.30
5.7936e-05
1.586e-07
d
yr
n .1860678802646695 5.5717e-09 deg/d
Q 3.513035404080143 7.0131e-08 au
  Orbit Determination Parameters
   # obs. used (total)      57  
   data-arc span      5843 days (16.00 yr)  
   first obs. used      2002-04-13  
   last obs. used      2018-04-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57364  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:01:42  

Additional Information
 Earth MOID = 1.56593 au 
 Jupiter MOID = 1.95401 au 
 T_jup = 3.173 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457154.5 (2015-May-12.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1602244933846097 9.6516e-08  
q 2.550102738643772 2.9456e-07 au
tp 2457044.822750579291
(2015-Jan-22.32275058)
0.00020376 TDB
node 13.20043476837064 3.9591e-05 deg
peri 337.9731288036119 5.3657e-05 deg
i 14.62058572504395 1.18e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      57  
   data-arc span      5843 days (16.00 yr)  
   first obs. used      2002-04-13  
   last obs. used      2018-04-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57364  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:01:42  

Additional Information
 Jupiter MOID = 1.95401 au 
 T_jup = 3.173 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.315395941107244E-15 -2.801587129182291E-14 5.033197945522049E-12 6.171447975323421E-15 7.656661876043995E-13 -3.729705682749533E-14
q -2.801587129182291E-14 8.676703067296567E-14 -1.114020965938709E-11 -3.026790425057379E-15 -1.595790441043484E-12 1.158408254703212E-13
tp 5.033197945522049E-12 -1.114020965938709E-11 4.151903902319626E-8 1.102563672082788E-10 7.498139965532127E-9 -3.246378429873092E-11
node 6.171447975323421E-15 -3.026790425057379E-15 1.102563672082788E-10 1.567471932547383E-9 -1.494913707553392E-9 7.243114829945075E-11
peri 7.656661876043995E-13 -1.595790441043484E-12 7.498139965532127E-9 -1.494913707553392E-9 2.879039381261952E-9 -7.52804367804435E-11
i -3.729705682749533E-14 1.158408254703212E-13 -3.246378429873092E-11 7.243114829945075E-11 -7.52804367804435E-11 1.392283669260824E-10

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 16.2   n/a MPO440875  

452977 (2007 EW152)          Discovered 2007-Mar-12 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-01-04

[ show close-approach data ]
Alternate Designations
 2007 EW152 = 2004 TW175 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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