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11118 Modra (1996 PK)
Classification: Main-belt Asteroid          SPK-ID: 2011118
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0830329729925653 2.8213e-08  
a 2.314436287110538 6.6485e-09 au
q 2.122261761389876 6.604e-08 au
i 3.031852755687291 3.1686e-06 deg
node 7.436309220274462 5.8856e-05 deg
peri 205.0700048028596 6.194e-05 deg
M 58.9998032930311 1.9314e-05 deg
tp 2458789.727311817499
(2019-Nov-02.22731182)
6.8952e-05 TDB
period 1286.074927552561
3.52
5.5416e-06
1.517e-08
d
yr
n .2799214822460545 1.2062e-09 deg/d
Q 2.5066108128312 7.2006e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2249  
   data-arc span      10685 days (29.25 yr)  
   first obs. used      1991-03-17  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48742  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 17:11:59  

Additional Information
 Earth MOID = 1.1166 au 
 Jupiter MOID = 2.45793 au 
 T_jup = 3.576 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3   n/a MPO332924  
diameter diameter 7.158 km 1.906 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 27.12 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2011) Minor Planet Bull. 38, 82-86.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.068   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

11118 Modra           Discovered 1996 Aug. 9 by A. Galad and D. Kalmancok at Modra.
Fortuitously coded 118, the observing site of the Institute of Astronomy at Comenius University where this minor planet was discovered is located in the small historical town of Modra, 30 km northeast of Bratislava.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19990928/MPCPages.arcLast Updated: 2010-06-11

Alternate Designations
 1996 PK = 1991 FL1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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