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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09752727974543351 6.7999e-08  
a 2.640799316618122 1.8215e-08 au
q 2.383249342914757 1.8651e-07 au
i 12.24397554569109 7.2914e-06 deg
node 225.3510259881227 2.2413e-05 deg
peri 328.3517901167597 3.9183e-05 deg
M 357.1644223977382 2.894e-05 deg
tp 2459012.846406214638
(2020-Jun-12.34640621)
0.00012599 TDB
period 1567.478256889995
4.29
1.6218e-05
4.44e-08
d
yr
n .2296682575452558 2.3763e-09 deg/d
Q 2.898349290321487 1.9992e-08 au
  Orbit Determination Parameters
   # obs. used (total)      457  
   data-arc span      7658 days (20.97 yr)  
   first obs. used      1999-05-10  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5939  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 01:34:30  

Additional Information
 Earth MOID = 1.38844 au 
 Jupiter MOID = 2.09894 au 
 T_jup = 3.356 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457131.5 (2015-Apr-19.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09879326639682819 6.7805e-08  
q 2.380296963061733 1.8642e-07 au
tp 2457444.743318691768
(2016-Feb-26.24331869)
0.00012672 TDB
node 225.4191251760473 2.2428e-05 deg
peri 328.3001126172221 3.8873e-05 deg
i 12.23951640332067 7.2894e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      457  
   data-arc span      7658 days (20.97 yr)  
   first obs. used      1999-05-10  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5939  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 01:34:30  

Additional Information
 Jupiter MOID = 2.09894 au 
 T_jup = 3.356 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.597533590206214E-15 -1.25989171564149E-14 3.806277784207537E-12 -2.677083259678261E-14 1.053167422836988E-12 -7.669481684803427E-15
q -1.25989171564149E-14 3.475397194072325E-14 -1.051855742338943E-11 7.434590468982409E-14 -2.922359127913409E-12 2.18357735386904E-14
tp 3.806277784207537E-12 -1.051855742338943E-11 1.605887695736986E-8 -3.489753478550546E-11 4.031012235196628E-9 -2.161949698208463E-12
node -2.677083259678261E-14 7.434590468982409E-14 -3.489753478550546E-11 5.030341083073477E-10 -5.002732076243342E-10 -1.299879841336847E-11
peri 1.053167422836988E-12 -2.922359127913409E-12 4.031012235196628E-9 -5.002732076243342E-10 1.51108935000716E-9 1.200207822996245E-11
i -7.669481684803427E-15 2.18357735386904E-14 -2.161949698208463E-12 -1.299879841336847E-11 1.200207822996245E-11 5.313524745123437E-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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