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79279 (1995 SQ28)
Classification: Main-belt Asteroid          SPK-ID: 2079279
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09655596300468648 4.8566e-08  
a 3.152463336780252 2.0903e-08 au
q 2.848074203460468 1.4962e-07 au
i 15.3152768477997 5.4983e-06 deg
node 343.5014583360843 1.7125e-05 deg
peri 48.80131996027495 3.3332e-05 deg
M 102.6926440063529 2.7076e-05 deg
tp 2458417.309650955948
(2018-Oct-25.80965096)
0.00015329 TDB
period 2044.435876467167
5.60
2.0334e-05
5.567e-08
d
yr
n .1760876944803416 1.7514e-09 deg/d
Q 3.456852470100036 2.2922e-08 au
  Orbit Determination Parameters
   # obs. used (total)      949  
   data-arc span      8981 days (24.59 yr)  
   first obs. used      1995-09-17  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48777  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:39:10  

Additional Information
 Earth MOID = 1.87505 au 
 Jupiter MOID = 2.03207 au 
 T_jup = 3.145 
[ 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 14.1   n/a MPO459361  
diameter diameter 9.428 km 0.125 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.742 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.059   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79279 (1995 SQ28)          Discovered 1995-Sep-20 by Spacewatch at Kitt Peak
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1995 SQ28 = 2001 QS118 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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