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79187 (1993 QL8)
Classification: Main-belt Asteroid          SPK-ID: 2079187
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2973056820144953 3.7971e-08  
a 2.739675637110701 1.3615e-08 au
q 1.925154503321007 1.0751e-07 au
i 13.09158493414712 5.2599e-06 deg
node 150.9700231079029 1.8155e-05 deg
peri 241.4097486819013 2.042e-05 deg
M 24.63216073187502 9.1041e-06 deg
tp 2459283.169407969536
(2021-Mar-09.66940797)
4.1624e-05 TDB
period 1656.331069574885
4.53
1.2347e-05
3.38e-08
d
yr
n .2173478518955742 1.6202e-09 deg/d
Q 3.554196770900395 1.7663e-08 au
  Orbit Determination Parameters
   # obs. used (total)      452  
   data-arc span      9928 days (27.18 yr)  
   first obs. used      1993-08-15  
   last obs. used      2020-10-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56463  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:40:36  

Additional Information
 Earth MOID = .966412 au 
 Jupiter MOID = 2.04576 au 
 T_jup = 3.249 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.96   n/a MPCxxxxx  
diameter diameter 3.404 km 0.901 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.061   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

79187 (1993 QL8)          Discovered 1993-Aug-20 by Elst, E. W. at La Silla
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1993 QL8 = 2002 PL85 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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