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46445 (2102 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2046445
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1866287931314203 3.471e-08  
a 2.304923140796776 8.9344e-09 au
q 1.874758116769191 8.1148e-08 au
i 3.924786211032254 4.5536e-06 deg
node 335.7768314473811 5.8442e-05 deg
peri 325.1422960967455 5.9643e-05 deg
M 66.71119014841138 1.2526e-05 deg
tp 2458763.646783456466
(2019-Oct-07.14678346)
4.4339e-05 TDB
period 1278.153751506749
3.50
7.4316e-06
2.035e-08
d
yr
n .2816562558108636 1.6376e-09 deg/d
Q 2.735088164824361 1.0602e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1163  
   data-arc span      21473 days (58.79 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49181  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 07:08:38  

Additional Information
 Earth MOID = .860968 au 
 Jupiter MOID = 2.49358 au 
 T_jup = 3.562 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456874.5 (2014-Aug-05.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1860454714571029 3.4627e-08  
q 1.877549976953367 8.0914e-08 au
tp 2457485.504188653887
(2016-Apr-07.00418865)
4.4729e-05 TDB
node 335.8324940601279 5.8464e-05 deg
peri 325.0605920481742 5.9676e-05 deg
i 3.923533280529849 4.5509e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1163  
   data-arc span      21473 days (58.79 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49181  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 07:08:38  

Additional Information
 Jupiter MOID = 2.49358 au 
 T_jup = 3.562 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.199028323265207E-15 -2.790461422770532E-15 2.269965952719905E-13 7.584881247137894E-15 5.275039798889503E-14 -5.411395474127865E-16
q -2.790461422770532E-15 6.547108682994944E-15 -5.514733147927692E-13 -1.874928321910711E-14 -1.351279035590568E-13 1.313411328792952E-15
tp 2.269965952719905E-13 -5.514733147927692E-13 2.000666544468121E-9 2.623562675229255E-11 5.475581567624911E-10 1.913545531074445E-12
node 7.584881247137894E-15 -1.874928321910711E-14 2.623562675229255E-11 3.418030392262178E-9 -3.402225131592784E-9 2.338134527146884E-11
peri 5.275039798889503E-14 -1.351279035590568E-13 5.475581567624911E-10 -3.402225131592784E-9 3.561268930420169E-9 -2.28504106972267E-11
i -5.411395474127865E-16 1.313411328792952E-15 1.913545531074445E-12 2.338134527146884E-11 -2.28504106972267E-11 2.071035392798695E-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 15.5   n/a MPO436106  

46445 (2102 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2102 P-L = 1998 KV43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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