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48278 (2002 EV69)
Classification: Main-belt Asteroid          SPK-ID: 2048278
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .128079387694049 3.7722e-08  
a 2.407330310666762 9.3933e-09 au
q 2.099000918499238 9.125e-08 au
i 2.305219445051864 4.6595e-06 deg
node 193.5570697204858 9.0215e-05 deg
peri 32.10407363630132 9.1732e-05 deg
M 278.7877720048715 1.7477e-05 deg
tp 2459308.266168162246
(2021-Apr-03.76616816)
6.6878e-05 TDB
period 1364.275100851247
3.74
7.985e-06
2.186e-08
d
yr
n .2638763983711027 1.5444e-09 deg/d
Q 2.715659702834285 1.0596e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1023  
   data-arc span      10484 days (28.70 yr)  
   first obs. used      1991-05-14  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56936  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:03:38  

Additional Information
 Earth MOID = 1.0901 au 
 Jupiter MOID = 2.26246 au 
 T_jup = 3.510 
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Orbital Elements at Epoch 2456730.5 (2014-Mar-14.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1282916393049861 3.7622e-08  
q 2.098455355945518 9.1011e-08 au
tp 2456580.790654073734
(2013-Oct-15.29065407)
6.2869e-05 TDB
node 193.5798594990364 9.0255e-05 deg
peri 32.29579636425472 9.1778e-05 deg
i 2.304121064284048 4.66e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1023  
   data-arc span      10484 days (28.70 yr)  
   first obs. used      1991-05-14  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56936  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:03:38  

Additional Information
 Jupiter MOID = 2.26246 au 
 T_jup = 3.510 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.415447465559964E-15 -3.410261473055396E-15 -7.14489232703332E-13 -1.824912161173757E-16 -1.878027378474542E-13 4.048969798386812E-16
q -3.410261473055396E-15 8.282913215872724E-15 1.789372032765653E-12 -9.614515705837789E-16 4.718055825896797E-13 -9.171765295911761E-16
tp -7.14489232703332E-13 1.789372032765653E-12 3.952466933849383E-9 -7.009680174675781E-12 1.056861992660056E-9 -5.358931798626331E-13
node -1.824912161173757E-16 -9.614515705837789E-16 -7.009680174675781E-12 8.145979998605351E-9 -8.140962696444943E-9 -4.010603696066883E-11
peri -1.878027378474542E-13 4.718055825896797E-13 1.056861992660056E-9 -8.140962696444943E-9 8.423282926209108E-9 3.994721755764325E-11
i 4.048969798386812E-16 -9.171765295911761E-16 -5.358931798626331E-13 -4.010603696066883E-11 3.994721755764325E-11 2.171585585643585E-11

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 15.6   n/a MPO468349  
diameter diameter 4.034 km 0.204 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48278 (2002 EV69)          Discovered 2002-Mar-13 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 2002 EV69 = 1999 NS7 = 2001 BR38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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