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46647 (1995 QP3)
Classification: Main-belt Asteroid          SPK-ID: 2046647
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1924590379435692 5.9804e-08  
a 2.297871954943252 9.3306e-09 au
q 1.855625729177365 1.3835e-07 au
i 5.349037227269428 5.585e-06 deg
node 35.70890451858616 5.9275e-05 deg
peri 333.5468081286808 6.0196e-05 deg
M 10.97229216635029 1.2475e-05 deg
tp 2458961.722301782871
(2020-Apr-22.22230178)
4.3988e-05 TDB
period 1272.293076644345
3.48
7.7493e-06
2.122e-08
d
yr
n .2829536736531608 1.7234e-09 deg/d
Q 2.740118180709139 1.1126e-08 au
  Orbit Determination Parameters
   # obs. used (total)      946  
   data-arc span      8726 days (23.89 yr)  
   first obs. used      1995-08-20  
   last obs. used      2019-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51921  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 07:11:01  

Additional Information
 Earth MOID = .857176 au 
 Jupiter MOID = 2.72326 au 
 T_jup = 3.563 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456589.5 (2013-Oct-24.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1927943630728412 5.9738e-08  
q 1.855361403697445 1.3817e-07 au
tp 2456417.332120495591
(2013-May-04.83212050)
3.9756e-05 TDB
node 35.81420865248901 5.9192e-05 deg
peri 333.6161311392145 6.0107e-05 deg
i 5.353352168559545 5.5868e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      946  
   data-arc span      8726 days (23.89 yr)  
   first obs. used      1995-08-20  
   last obs. used      2019-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51921  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 07:11:01  

Additional Information
 Jupiter MOID = 2.72326 au 
 T_jup = 3.563 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.568593726507895E-15 -8.241540964373977E-15 -8.926708756284874E-13 -2.642802306657834E-14 -2.44611609375393E-13 -7.305328230173479E-15
q -8.241540964373977E-15 1.909000176924195E-14 2.069015406632811E-12 6.083226033308872E-14 5.678617030343242E-13 1.685885900172489E-14
tp -8.926708756284874E-13 2.069015406632811E-12 1.580552961748163E-9 2.301170548184909E-11 4.497560275609729E-10 8.167847631527644E-13
node -2.642802306657834E-14 6.083226033308872E-14 2.301170548184909E-11 3.503669018073806E-9 -3.481151998829491E-9 -1.539471831799851E-10
peri -2.44611609375393E-13 5.678617030343242E-13 4.497560275609729E-10 -3.481151998829491E-9 3.612831944157815E-9 1.53632449310352E-10
i -7.305328230173479E-15 1.685885900172489E-14 8.167847631527644E-13 -1.539471831799851E-10 1.53632449310352E-10 3.121248458925708E-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 15.3   n/a MPO436108  

46647 (1995 QP3)          Discovered 1995-Aug-28 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 QP3 = 1999 XD192 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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