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19151 (1990 KD1)
Classification: Main-belt Asteroid          SPK-ID: 2019151
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09145084119622408 6.9136e-08  
a 2.548450658095165 1.5562e-08 au
q 2.315392701665292 1.7742e-07 au
i 12.38095981585528 7.2802e-06 deg
node 185.9713043030987 2.0587e-05 deg
peri 346.3386767322339 3.4946e-05 deg
M 165.7669957584095 2.6725e-05 deg
tp 2456716.260192393210
(2014-Feb-27.76019239)
0.0001095 JED
period 1485.979338718565
4.07
1.3611e-05
3.726e-08
d
yr
n .2422644720689362 2.219e-09 deg/d
Q 2.781508614525039 1.6985e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1063  
   data-arc span      9274 days (25.39 yr)  
   first obs. used      1990-05-20  
   last obs. used      2015-10-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51371  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Oct-28 16:42:22  

Additional Information
 Earth MOID = 1.32124 au 
 Jupiter MOID = 2.18693 au 
 T_jup = 3.403 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0 mag n/a MPO302182  

19151 (1990 KD1)          Discovered 1990-May-20 by McNaught, R. H. at Siding Spring
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1990 KD1 = 1998 HP117 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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