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160580 (1999 KG)
Classification: Main-belt Asteroid          SPK-ID: 2160580
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09777414270600222 7.2412e-08  
a 2.641599464234949 2.0354e-08 au
q 2.383319341246742 1.9524e-07 au
i 12.24407150350901 9.099e-06 deg
node 225.3589664328983 2.3514e-05 deg
peri 328.2309152657108 4.3489e-05 deg
M 265.4405920368157 3.5316e-05 deg
tp 2459012.408849301099
(2020-Jun-11.90884930)
0.00015469 TDB
period 1568.190716741052
4.29
1.8125e-05
4.962e-08
d
yr
n .2295639147438246 2.6532e-09 deg/d
Q 2.899879587223155 2.2344e-08 au
  Orbit Determination Parameters
   # obs. used (total)      391  
   data-arc span      7200 days (19.71 yr)  
   first obs. used      1999-05-10  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60736  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:04:20  

Additional Information
 Earth MOID = 1.38889 au 
 Jupiter MOID = 2.0985 au 
 T_jup = 3.356 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456749.5 (2014-Apr-02.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09877744298236124 7.2392e-08  
q 2.379411777549278 1.9534e-07 au
tp 2457445.688820385744
(2016-Feb-27.18882039)
0.00015004 TDB
node 225.4301456998507 2.3527e-05 deg
peri 328.546524059923 4.3105e-05 deg
i 12.24195210918979 9.0986e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      391  
   data-arc span      7200 days (19.71 yr)  
   first obs. used      1999-05-10  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60736  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:04:20  

Additional Information
 Jupiter MOID = 2.0985 au 
 T_jup = 3.356 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.240627686342136E-15 -1.408121429372564E-14 5.805393570766643E-12 -2.833977178921498E-14 1.478273174903779E-12 -1.238910210067607E-15
q -1.408121429372564E-14 3.815885635130592E-14 -1.514842615963675E-11 7.53180634028473E-14 -3.904703366657404E-12 6.006434956397857E-15
tp 5.805393570766643E-12 -1.514842615963675E-11 2.251111967747353E-8 -5.71509885111892E-11 5.419949842931429E-9 -1.066612753902522E-12
node -2.833977178921498E-14 7.53180634028473E-14 -5.71509885111892E-11 5.535370873645313E-10 -5.541576885186172E-10 2.350671650719469E-11
peri 1.478273174903779E-12 -3.904703366657404E-12 5.419949842931429E-9 -5.541576885186172E-10 1.858082502890327E-9 -2.344116571082968E-11
i -1.238910210067607E-15 6.006434956397857E-15 -1.066612753902522E-12 2.350671650719469E-11 -2.344116571082968E-11 8.278445733011888E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO426993  

160580 (1999 KG)          Discovered 1999-May-16 by Spacewatch at Kitt Peak
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

Alternate Designations
 1999 KG = 2003 GB50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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