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79127 (1990 SK8)
Classification: Main-belt Asteroid          SPK-ID: 2079127
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1899916085657928 4.2682e-08  
a 2.444411026593027 1.1394e-08 au
q 1.979993443654657 1.0218e-07 au
i 4.248409147991098 3.3945e-06 deg
node 109.257849091941 5.7691e-05 deg
peri 268.4456923288542 5.8299e-05 deg
M 264.9702154156035 9.0598e-06 deg
tp 2459368.982631474704
(2021-Jun-03.48263147)
3.6165e-05 TDB
period 1395.917584271517
3.82
9.7602e-06
2.672e-08
d
yr
n .2578948815147078 1.8032e-09 deg/d
Q 2.908828609531398 1.3559e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1027  
   data-arc span      11989 days (32.82 yr)  
   first obs. used      1986-08-01  
   last obs. used      2019-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5629  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:35:54  

Additional Information
 Earth MOID = .987269 au 
 Jupiter MOID = 2.56066 au 
 T_jup = 3.471 
[ 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 15.3   n/a MPO385312  
diameter diameter 3.464 km 1.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.122   0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

79127 (1990 SK8)          Discovered 1990-Sep-22 by Elst, E. W. at La Silla
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1990 SK8 = 1986 PM3 = 1992 EC20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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