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100834 (1998 HS12)
Classification: Main-belt Asteroid          SPK-ID: 2100834
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1035850724204595 5.482e-08  
a 2.272731990956113 1.3475e-08 au
q 2.037310883080628 1.2136e-07 au
i 4.168455903740063 6.0066e-06 deg
node 119.37127462 8.0953e-05 deg
peri 314.172191802038 9.0696e-05 deg
M 288.7788084130034 3.6426e-05 deg
tp 2459248.086807157554
(2021-Feb-02.58680716)
0.00012625 TDB
period 1251.470925866855
3.43
1.113e-05
3.047e-08
d
yr
n .2876614970105191 2.5584e-09 deg/d
Q 2.508153098831596 1.4871e-08 au
  Orbit Determination Parameters
   # obs. used (total)      379  
   data-arc span      7263 days (19.89 yr)  
   first obs. used      1998-04-24  
   last obs. used      2018-03-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59798  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:35:00  

Additional Information
 Earth MOID = 1.05488 au 
 Jupiter MOID = 2.69315 au 
 T_jup = 3.601 
[ 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 16.6   n/a MPO436469  

100834 (1998 HS12)          Discovered 1998-Apr-24 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 HS12 = 2001 CT1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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