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316042 Tilofranz (2009 HP2)
Classification: Main-belt Asteroid          SPK-ID: 2316042
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1633516559678881 4.8848e-08  
a 2.358417662783273 1.7123e-08 au
q 1.97316623210371 1.0685e-07 au
i 5.812621599244578 4.3351e-06 deg
node 97.79431528942419 4.4305e-05 deg
peri 87.95700629111552 4.939e-05 deg
M 35.62948010480473 1.6974e-05 deg
tp 2458869.570807469073
(2020-Jan-21.07080747)
6.2356e-05 TDB
period 1322.907580253391
3.62
1.4407e-05
3.944e-08
d
yr
n .2721278533539321 2.9636e-09 deg/d
Q 2.743669093462837 1.992e-08 au
  Orbit Determination Parameters
   # obs. used (total)      218  
   data-arc span      6597 days (18.06 yr)  
   first obs. used      2002-06-02  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53748  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 18:34:37  

Additional Information
 Earth MOID = .985072 au 
 Jupiter MOID = 2.23118 au 
 T_jup = 3.528 
[ 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 17.85   n/a E2021B25  

316042 Tilofranz           Discovered 2009 Apr. 19 by E. Schwab at the Tzec Maun Observatory, Mayhill.
Tilo Franz Schwab (b. 2008) is the second-born 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: 20121029/MPCPages.arcLast Updated: 2013-03-29

Alternate Designations
 2009 HP2 = 2007 TS344 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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