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65696 Pierrehenry (1991 TP15)
Classification: Main-belt Asteroid          SPK-ID: 2065696
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1157493700831941 4.98e-08  
a 2.809746745229484 1.4074e-08 au
q 2.484520329375866 1.3872e-07 au
i 9.106368018502867 4.5376e-06 deg
node 43.85921145015834 2.4235e-05 deg
peri 300.5050825471728 2.912e-05 deg
M 115.9710680723424 1.6286e-05 deg
tp 2458646.325742248920
(2019-Jun-11.82574225)
7.7591e-05 TDB
period 1720.280205283093
4.71
1.2925e-05
3.539e-08
d
yr
n .2092682336833363 1.5723e-09 deg/d
Q 3.134973161083101 1.5703e-08 au
  Orbit Determination Parameters
   # obs. used (total)      786  
   data-arc span      13003 days (35.60 yr)  
   first obs. used      1985-07-12  
   last obs. used      2021-02-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53137  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:16:27  

Additional Information
 Earth MOID = 1.49134 au 
 Jupiter MOID = 2.31734 au 
 T_jup = 3.293 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.31   n/a E2021B10  

65696 Pierrehenry           Discovered 1991 Oct. 6 by A. Lowe at Palomar.
Pierre Henry Senegas-Lowe (b. 1989) is a son of the discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040306/MPCPages.arcLast Updated: 2004-03-08

Alternate Designations
 1991 TP15 = 1994 GY11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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