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10919 Pepikzicha (1998 AQ8)
Classification: Main-belt Asteroid          SPK-ID: 2010919
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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0196220485844093 3.4799e-08  
a 2.817930360405851 1.2259e-08 au
q 2.762636793966486 9.7938e-08 au
i 4.258756661905418 3.4944e-06 deg
node 237.5073198502043 4.9268e-05 deg
peri 94.73847880105473 0.00010359 deg
M 151.4332425796854 9.0471e-05 deg
tp 2458669.703993756914
(2019-Jul-05.20399376)
0.00043452 TDB
period 1727.801358475372
4.73
1.1275e-05
3.087e-08
d
yr
n .2083572849587683 1.3596e-09 deg/d
Q 2.873223926845216 1.25e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2057  
   data-arc span      9403 days (25.74 yr)  
   first obs. used      1995-07-02  
   last obs. used      2021-03-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50273  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 16:27:37  

Additional Information
 Earth MOID = 1.75473 au 
 Jupiter MOID = 2.18466 au 
 T_jup = 3.314 
[ 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 13.82   n/a MPCxxxxx  
diameter diameter 10.396 km 0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 11.002 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.055   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

10919 Pepíkzicha           Discovered 1998 Jan. 10 by L. Sarounova at Ondrejov.
Josef Zicha (b. 1939) was the head engineer for the 2-m telescope at Ondřejov. He now teaches at the Faculty of Mechanical Engineering, CTU in Prague. He is an enthusiastic amateur musician and organizer of cultural life in and around Ondřejov.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2015-01-05Last Updated: 2015-01-07
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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