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79734 (1998 SH136)
Classification: Main-belt Asteroid          SPK-ID: 2079734
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2009858234640916 2.7749e-08  
a 2.241028301846768 7.1545e-09 au
q 1.79061338319376 6.3779e-08 au
i 3.118319897664045 3.3245e-06 deg
node 103.3653641380724 6.4264e-05 deg
peri 202.9170443064972 6.4965e-05 deg
M 328.8279110254506 9.1302e-06 deg
tp 2459502.604265946476
(2021-Oct-15.10426595)
3.1041e-05 TDB
period 1225.376193809722
3.35
5.868e-06
1.607e-08
d
yr
n .2937873298164476 1.4069e-09 deg/d
Q 2.691443220499775 8.5924e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1796  
   data-arc span      8893 days (24.35 yr)  
   first obs. used      1997-04-02  
   last obs. used      2021-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45385  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 01:49:33  

Additional Information
 Earth MOID = .775564 au 
 Jupiter MOID = 2.55258 au 
 T_jup = 3.606 
[ 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 15.92   n/a MPO637110  
diameter diameter 4.622 km 0.134 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 254.644 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[McNeill, A.; Mommert, M.; Trilling, D.E.; Llama, J.; Skiff, B. (2019) Ap. J. Suppl. Series 245, id.29.]
geometric albedo albedo 0.040   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79734 (1998 SH136)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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