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JPL Small-Body Database Browser
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146957 (2002 FG25)
Classification: Main-belt Asteroid          SPK-ID: 2146957
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06856232413056382 6.0211e-08  
a 3.147379022185389 3.9121e-08 au
q 2.931587401504578 1.9451e-07 au
i 20.18372408427427 6.361e-06 deg
node 99.36288489169841 1.7789e-05 deg
peri 161.3167002140419 4.7692e-05 deg
M 294.8347743057743 4.2429e-05 deg
tp 2458969.677647987487
(2020-Apr-30.17764799)
0.00023978 TDB
period 2039.491950800872
5.58
3.8026e-05
1.041e-07
d
yr
n .1765145480758747 3.2911e-09 deg/d
Q 3.363170642866201 4.1804e-08 au
  Orbit Determination Parameters
   # obs. used (total)      470  
   data-arc span      6699 days (18.34 yr)  
   first obs. used      2000-12-30  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58069  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:22:39  

Additional Information
 Earth MOID = 1.91989 au 
 Jupiter MOID = 1.78754 au 
 T_jup = 3.110 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456467.5 (2013-Jun-24.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06696793858443981 6.0207e-08  
q 2.936893164931295 1.942e-07 au
tp 2456929.271565790161
(2014-Sep-28.77156579)
0.00025196 TDB
node 99.38391383530534 1.7792e-05 deg
peri 161.4089709127149 4.8736e-05 deg
i 20.18013428767269 6.36e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      470  
   data-arc span      6699 days (18.34 yr)  
   first obs. used      2000-12-30  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58069  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:22:39  

Additional Information
 Jupiter MOID = 1.78754 au 
 T_jup = 3.110 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.624868542390374E-15 -1.148322630260001E-14 -3.346656807298677E-12 -4.441934645111708E-15 -5.292085267485226E-13 -3.874288940575081E-15
q -1.148322630260001E-14 3.771519789393263E-14 8.412693431703677E-12 1.698404800620173E-14 1.224997349772529E-12 1.78042470086079E-14
tp -3.346656807298677E-12 8.412693431703677E-12 6.348362578544791E-8 -9.434858439869789E-12 1.147618206437192E-8 2.089958971104853E-11
node -4.441934645111708E-15 1.698404800620173E-14 -9.434858439869789E-12 3.165675375017041E-10 -2.987331458810334E-10 -3.072265653250551E-11
peri -5.292085267485226E-13 1.224997349772529E-12 1.147618206437192E-8 -2.987331458810334E-10 2.375197707937678E-9 3.258396907459021E-11
i -3.874288940575081E-15 1.78042470086079E-14 2.089958971104853E-11 -3.072265653250551E-11 3.258396907459021E-11 4.04495025912739E-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 14.6   n/a MPO302718  
diameter diameter 7.520 km 0.121 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146957 (2002 FG25)          Discovered 2002-Mar-19 by NEAT at Palomar
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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