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JPL Small-Body Database Browser
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66795 (1999 TP248)
Classification: Main-belt Asteroid          SPK-ID: 2066795
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2101350131948445 6.0086e-08  
a 2.749676098074629 1.654e-08 au
q 2.171872874924168 1.6721e-07 au
i 8.737408925826083 6.8053e-06 deg
node 201.6797188285448 3.1296e-05 deg
peri 174.421108141963 3.3348e-05 deg
M 205.3516830938352 1.1264e-05 deg
tp 2459715.923878967719
(2022-May-16.42387897)
5.479e-05 TDB
period 1665.408337968869
4.56
1.5027e-05
4.114e-08
d
yr
n .2161632026167563 1.9504e-09 deg/d
Q 3.327479321225089 2.0016e-08 au
  Orbit Determination Parameters
   # obs. used (total)      519  
   data-arc span      15476 days (42.37 yr)  
   first obs. used      1976-10-22  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49361  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 15:03:18  

Additional Information
 Earth MOID = 1.17368 au 
 Jupiter MOID = 2.1383 au 
 T_jup = 3.297 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456847.5 (2014-Jul-09.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2082011663431405 6.0204e-08  
q 2.18038179703281 1.6784e-07 au
tp 2456384.857642119765
(2013-Apr-02.35764212)
4.9836e-05 TDB
node 201.7471916843165 3.1342e-05 deg
peri 174.7832207130494 3.3433e-05 deg
i 8.72473737672486 6.7971e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      519  
   data-arc span      15476 days (42.37 yr)  
   first obs. used      1976-10-22  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49361  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 15:03:18  

Additional Information
 Jupiter MOID = 2.1383 au 
 T_jup = 3.297 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.624464281258758E-15 -1.007362698014225E-14 2.258165793556227E-13 -7.584205657621809E-15 8.167122711883284E-14 1.601580149562463E-15
q -1.007362698014225E-14 2.817129303366354E-14 -7.137663976225415E-13 1.8476412852468E-14 -2.33565201923305E-13 -4.83350466666406E-15
tp 2.258165793556227E-13 -7.137663976225415E-13 2.483630858050621E-9 -8.588423472567872E-12 5.953036710245242E-10 -9.591760827381334E-14
node -7.584205657621809E-15 1.8476412852468E-14 -8.588423472567872E-12 9.82323798868323E-10 -9.724411929728912E-10 -5.027884162502107E-12
peri 8.167122711883284E-14 -2.33565201923305E-13 5.953036710245242E-10 -9.724411929728912E-10 1.117738095966372E-9 4.990620496923243E-12
i 1.601580149562463E-15 -4.83350466666406E-15 -9.591760827381334E-14 -5.027884162502107E-12 4.990620496923243E-12 4.620101676792378E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO337770  

66795 (1999 TP248)          Discovered 1999-Oct-08 by CSS at Catalina
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TP248 = 1976 UE6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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