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JPL Small-Body Database Browser
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65989 (1998 KZ12)
Classification: Outer Main-belt Asteroid          SPK-ID: 2065989
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1545939077166553 4.9429e-08  
a 3.980468932018775 5.7275e-08 au
q 3.365112685273251 1.8856e-07 au
i 3.537194354356398 5.1599e-06 deg
node 348.726526403485 8.7546e-05 deg
peri 223.3584506164767 8.9283e-05 deg
M 238.9884507688885 2.0131e-05 deg
tp 2459575.543754625629
(2021-Dec-27.04375463)
0.00017629 TDB
period 2900.679760696609
7.94
6.2607e-05
1.714e-07
d
yr
n .1241088398925998 2.6787e-09 deg/d
Q 4.5958251787643 6.6129e-08 au
  Orbit Determination Parameters
   # obs. used (total)      582  
   data-arc span      8297 days (22.72 yr)  
   first obs. used      1997-01-09  
   last obs. used      2019-09-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55231  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 07:40:51  

Additional Information
 Earth MOID = 2.36093 au 
 Jupiter MOID = .460286 au 
 T_jup = 3.032 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.5   n/a MPO436242  

65989 (1998 KZ12)          Discovered 1998-May-22 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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