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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1641205683047566 4.8935e-08  
a 2.359448668830749 1.7348e-08 au
q 1.972214612416345 1.0718e-07 au
i 5.808895987490652 4.3311e-06 deg
node 97.76837408708215 4.4365e-05 deg
peri 88.21140611977451 4.9354e-05 deg
M 143.0235675582105 1.6831e-05 deg
tp 2458870.580428246435
(2020-Jan-22.08042825)
6.181e-05 TDB
period 1323.775158623601
3.62
1.46e-05
3.997e-08
d
yr
n .2719495056655323 2.9994e-09 deg/d
Q 2.746682725245153 2.0196e-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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53753  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 06:44:41  

Additional Information
 Earth MOID = .984816 au 
 Jupiter MOID = 2.22617 au 
 T_jup = 3.527 
[ 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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