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100907 (1998 KP16)
Classification: Main-belt Asteroid          SPK-ID: 2100907
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1930573891879153 5.2746e-08  
a 2.705787638121082 1.2979e-08 au
q 2.18341534100849 1.4445e-07 au
i 4.48715142791894 4.5886e-06 deg
node 52.12684822426562 6.5533e-05 deg
peri 173.61648065196 6.671e-05 deg
M 344.5938692874805 1.3291e-05 deg
tp 2459070.071291707450
(2020-Aug-08.57129171)
6.0072e-05 TDB
period 1625.694697911982
4.45
1.1697e-05
3.202e-08
d
yr
n .2214437928981245 1.5933e-09 deg/d
Q 3.228159935233674 1.5485e-08 au
  Orbit Determination Parameters
   # obs. used (total)      779  
   data-arc span      8042 days (22.02 yr)  
   first obs. used      1998-04-22  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52907  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:57:03  

Additional Information
 Earth MOID = 1.17412 au 
 Jupiter MOID = 1.75514 au 
 T_jup = 3.334 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457364.5 (2015-Dec-08.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1933265528850397 5.2765e-08  
q 2.183079633373137 1.4465e-07 au
tp 2457442.186738382304
(2016-Feb-23.68673838)
5.9622e-05 TDB
node 52.14165039245469 6.5526e-05 deg
peri 173.2821418822335 6.6694e-05 deg
i 4.487568567562731 4.5889e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      779  
   data-arc span      8042 days (22.02 yr)  
   first obs. used      1998-04-22  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52907  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:57:03  

Additional Information
 Jupiter MOID = 1.75514 au 
 T_jup = 3.334 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.784169285743578E-15 -7.613028707818234E-15 -1.52532549233133E-12 -1.228254771193341E-14 -2.168428075743227E-13 -2.431560929368106E-15
q -7.613028707818234E-15 2.092403507405442E-14 4.087130095798968E-12 3.623922751552016E-14 5.71405748266793E-13 6.565764651056712E-15
tp -1.52532549233133E-12 4.087130095798968E-12 3.554725741144576E-9 -4.240632710090698E-12 7.662157902353499E-10 4.091407690956535E-12
node -1.228254771193341E-14 3.623922751552016E-14 -4.240632710090698E-12 4.293677218019867E-9 -4.281569418323999E-9 -1.06089666732714E-10
peri -2.168428075743227E-13 5.71405748266793E-13 7.662157902353499E-10 -4.281569418323999E-9 4.448116887090386E-9 1.066249815517467E-10
i -2.431560929368106E-15 6.565764651056712E-15 4.091407690956535E-12 -1.06089666732714E-10 1.066249815517467E-10 2.105820191406274E-11

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 15.2   n/a MPO432536  
diameter diameter 5.843 km 0.361 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100907 (1998 KP16)          Discovered 1998-May-22 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 KP16 = 2002 CZ166 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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