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79655 (1998 SU23)
Classification: Main-belt Asteroid          SPK-ID: 2079655
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1466905764304816 3.8894e-08  
a 2.352903752296521 8.9175e-09 au
q 2.007754944586701 9.475e-08 au
i 5.178082353980058 4.6546e-06 deg
node 58.71952788613184 4.6997e-05 deg
peri 238.5735910602389 5.0159e-05 deg
M 52.45550575800254 1.8218e-05 deg
tp 2458808.415090074639
(2019-Nov-20.91509007)
6.6404e-05 TDB
period 1318.270915014107
3.61
7.4944e-06
2.052e-08
d
yr
n .2730849902701127 1.5525e-09 deg/d
Q 2.69805256000634 1.0226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      808  
   data-arc span      7594 days (20.79 yr)  
   first obs. used      1998-09-17  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5831  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:44:49  

Additional Information
 Earth MOID = .997746 au 
 Jupiter MOID = 2.49238 au 
 T_jup = 3.536 
[ 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 15.8   n/a MPO337857  

79655 (1998 SU23)          Discovered 1998-Sep-17 by LONEOS at Anderson Mesa
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1998 SU23 = 2001 HE34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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