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249628 (1999 TQ62)
Classification: Outer Main-belt Asteroid          SPK-ID: 2249628
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1474537890539293 7.3571e-08  
a 3.208906486355398 4.1206e-08 au
q 2.735741066222564 2.5477e-07 au
i 5.717412898261598 1.0932e-05 deg
node 35.15520443841188 5.3075e-05 deg
peri 291.12108049152 6.3228e-05 deg
M 266.0842046616463 3.4476e-05 deg
tp 2459548.234578108363
(2021-Nov-29.73457811)
0.00020239 TDB
period 2099.587693514252
5.75
4.0441e-05
1.107e-07
d
yr
n .171462235710402 3.3026e-09 deg/d
Q 3.682071906488233 4.7282e-08 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      7571 days (20.73 yr)  
   first obs. used      1999-10-01  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56109  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:16:26  

Additional Information
 Earth MOID = 1.73111 au 
 Jupiter MOID = 1.69962 au 
 T_jup = 3.167 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457613.5 (2016-Aug-13.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1463682925492263 7.3779e-08  
q 2.741984250474129 2.5561e-07 au
tp 2457448.680052785614
(2016-Mar-01.18005279)
0.00020185 TDB
node 35.17211780581901 5.306e-05 deg
peri 291.3245328451957 6.332e-05 deg
i 5.716653567240406 1.093e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      7571 days (20.73 yr)  
   first obs. used      1999-10-01  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56109  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:16:26  

Additional Information
 Jupiter MOID = 1.69962 au 
 T_jup = 3.167 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.443396244709991E-15 -1.871876997572646E-14 8.56378118540111E-12 -1.876931815790971E-14 1.545462709809649E-12 -3.424307599896058E-15
q -1.871876997572646E-14 6.533590421156071E-14 -2.785605484472358E-11 6.038334941800476E-14 -5.037374128327057E-12 1.239280945524269E-14
tp 8.56378118540111E-12 -2.785605484472358E-11 4.074290069366457E-8 -4.531779625443333E-11 6.992652706594957E-9 -1.571251744545025E-11
node -1.876931815790971E-14 6.038334941800476E-14 -4.531779625443333E-11 2.815319911123632E-9 -2.809021020063152E-9 -1.841453052127395E-10
peri 1.545462709809649E-12 -5.037374128327057E-12 6.992652706594957E-9 -2.809021020063152E-9 4.009426204937439E-9 1.806222311907838E-10
i -3.424307599896058E-15 1.239280945524269E-14 -1.571251744545025E-11 -1.841453052127395E-10 1.806222311907838E-10 1.194579395117992E-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 15.8   n/a MPO470663  
diameter diameter 2.816 km 0.529 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.097   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249628 (1999 TQ62)          Discovered 1999-Oct-07 by Spacewatch at Kitt Peak
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Alternate Designations
 1999 TQ62 = 2004 PX87 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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