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JPL Small-Body Database Browser
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100702 (1998 AK1)
Classification: Main-belt Asteroid          SPK-ID: 2100702
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2531177392225189 4.2992e-08  
a 2.303258119558506 8.3723e-09 au
q 1.720262631489947 9.9159e-08 au
i 3.074801399722662 4.4053e-06 deg
node 114.9483976724224 7.8864e-05 deg
peri 255.36302639 7.9386e-05 deg
M 216.0873528613867 8.8312e-06 deg
tp 2459510.897812108531
(2021-Oct-23.39781211)
3.2923e-05 TDB
period 1276.769040194875
3.50
6.9615e-06
1.906e-08
d
yr
n .281961724216819 1.5374e-09 deg/d
Q 2.886253607627065 1.0491e-08 au
  Orbit Determination Parameters
   # obs. used (total)      479  
   data-arc span      7708 days (21.10 yr)  
   first obs. used      1998-01-01  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59569  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 05:18:45  

Additional Information
 Earth MOID = .723076 au 
 Jupiter MOID = 2.57894 au 
 T_jup = 3.545 
[ show covariance matrix ]

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 16.5   n/a MPO412741  

100702 (1998 AK1)          Discovered 1998-Jan-01 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 AK1 = 2000 QO202 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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