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78638 (2002 TF37)
Classification: Main-belt Asteroid          SPK-ID: 2078638
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1321894756050507 3.9321e-08  
a 3.061076721320559 1.9964e-08 au
q 2.656434594742366 1.2108e-07 au
i 4.69022018994553 5.5769e-06 deg
node 11.97727304287672 5.717e-05 deg
peri 88.11201469226192 6.3536e-05 deg
M 49.14052172622718 2.4399e-05 deg
tp 2458733.478020444585
(2019-Sep-06.97802044)
0.00013251 TDB
period 1956.184209347623
5.36
1.9137e-05
5.239e-08
d
yr
n .1840317482779692 1.8003e-09 deg/d
Q 3.465718847898752 2.2603e-08 au
  Orbit Determination Parameters
   # obs. used (total)      792  
   data-arc span      10474 days (28.68 yr)  
   first obs. used      1991-09-09  
   last obs. used      2020-05-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56964  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:07  

Additional Information
 Earth MOID = 1.67853 au 
 Jupiter MOID = 1.70243 au 
 T_jup = 3.215 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457256.5 (2015-Aug-22.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1328626643699649 3.9454e-08  
q 2.653542779213762 1.2175e-07 au
tp 2456780.585228710816
(2014-May-03.08522871)
0.00013247 TDB
node 11.9950289508428 5.716e-05 deg
peri 88.59953260883367 6.3433e-05 deg
i 4.691465046939647 5.5778e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      792  
   data-arc span      10474 days (28.68 yr)  
   first obs. used      1991-09-09  
   last obs. used      2020-05-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56964  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:07  

Additional Information
 Jupiter MOID = 1.70243 au 
 T_jup = 3.215 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.556620376701667E-15 -4.755082974243621E-15 9.957081475848426E-13 -4.090247430526194E-16 1.916350256317745E-13 -1.578862450016662E-15
q -4.755082974243621E-15 1.482284278656037E-14 -3.394216955851722E-12 2.558500938333338E-15 -6.44044161854136E-13 4.968310570365997E-15
tp 9.957081475848426E-13 -3.394216955851722E-12 1.754754115763481E-8 -5.588772324291346E-11 3.665853166678097E-9 -2.60152066199174E-12
node -4.090247430526194E-16 2.558500938333338E-15 -5.588772324291346E-11 3.267320642428668E-9 -3.267282415438519E-9 -7.072732094358694E-11
peri 1.916350256317745E-13 -6.44044161854136E-13 3.665853166678097E-9 -3.267282415438519E-9 4.023779508725807E-9 6.999283425535881E-11
i -1.578862450016662E-15 4.968310570365997E-15 -2.60152066199174E-12 -7.072732094358694E-11 6.999283425535881E-11 3.111231382672814E-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 14.9   n/a MPO280265  
diameter diameter 6.487 km 0.209 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78638 (2002 TF37)          Discovered 2002-Oct-02 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 TF37 = 2001 PW50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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