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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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1560965778580958 9.5237e-08  
a 3.038704317252559 3.7303e-08 au
q 2.564372972206813 2.8213e-07 au
i 14.58248529042556 1.1539e-05 deg
node 13.04830005094055 2.6431e-05 deg
peri 338.076045369238 4.065e-05 deg
M 3.898618123744483 2.8625e-05 deg
tp 2458979.547334109965
(2020-May-10.04733411)
0.00015383 TDB
period 1934.77778048391
5.30
3.5627e-05
9.754e-08
d
yr
n .1860678800590525 3.4262e-09 deg/d
Q 3.513035662298305 4.3126e-08 au
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      6793 days (18.60 yr)  
   first obs. used      2002-04-13  
   last obs. used      2020-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46808  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:31:18  

Additional Information
 Earth MOID = 1.56593 au 
 Jupiter MOID = 1.95401 au 
 T_jup = 3.173 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458067.5 (2017-Nov-10.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1590718342247192 9.5745e-08  
q 2.554744455539195 2.8528e-07 au
tp 2458977.502484781833
(2020-May-08.00248478)
0.00015039 TDB
node 13.20576323119709 2.6321e-05 deg
peri 337.9020855754606 4.0087e-05 deg
i 14.61863410352577 1.156e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      6793 days (18.60 yr)  
   first obs. used      2002-04-13  
   last obs. used      2020-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46808  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:31:18  

Additional Information
 Jupiter MOID = 1.95401 au 
 T_jup = 3.173 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.167169747803214E-15 -2.716430546752318E-14 7.01617886145935E-12 -2.733214289720952E-14 1.000412723338185E-12 -4.187423674538651E-14
q -2.716430546752318E-14 8.138503044614697E-14 -2.125759505315256E-11 8.163238689723997E-14 -3.150538398570589E-12 1.303300274867222E-13
tp 7.01617886145935E-12 -2.125759505315256E-11 2.261805505495863E-8 -1.901991064077512E-11 4.514326583665009E-9 -3.47241581380359E-11
node -2.733214289720952E-14 8.163238689723997E-14 -1.901991064077512E-11 6.927832885447847E-10 -6.712107227876648E-10 1.182374251348889E-10
peri 1.000412723338185E-12 -3.150538398570589E-12 4.514326583665009E-9 -6.712107227876648E-10 1.606980559220377E-9 -1.206207937459542E-10
i -4.187423674538651E-14 1.303300274867222E-13 -3.47241581380359E-11 1.182374251348889E-10 -1.206207937459542E-10 1.336225036687321E-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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