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JPL Small-Body Database Browser
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27388 (2000 ET86)
Classification: Main-belt Asteroid          SPK-ID: 2027388
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1518936569300186 2.7403e-08  
a 2.689295861672198 1.0684e-08 au
q 2.280808878676042 7.3238e-08 au
i 12.17020269225975 4.0113e-06 deg
node 193.1171638784796 1.3793e-05 deg
peri 107.7775024364241 1.8981e-05 deg
M 7.593640562195088 1.2779e-05 deg
tp 2458566.521528554118
(2019-Mar-24.02152855)
5.7173e-05 TDB
period 1610.854453846003
4.41
9.5996e-06
2.628e-08
d
yr
n .2234838778515838 1.3318e-09 deg/d
Q 3.097782844668353 1.2307e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1708  
   data-arc span      8642 days (23.66 yr)  
   first obs. used      1996-04-09  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47857  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 01:37:14  

Additional Information
 Earth MOID = 1.30066 au 
 Jupiter MOID = 2.24208 au 
 T_jup = 3.324 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456992.5 (2014-Dec-01.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1529332857758685 2.738e-08  
q 2.278184671100851 7.3334e-08 au
tp 2456957.934239026538
(2014-Oct-27.43423903)
5.7464e-05 TDB
node 193.1461205659277 1.3781e-05 deg
peri 108.2835045813902 1.8921e-05 deg
i 12.17556371484259 4.0136e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1708  
   data-arc span      8642 days (23.66 yr)  
   first obs. used      1996-04-09  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47857  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 01:37:14  

Additional Information
 Jupiter MOID = 2.24208 au 
 T_jup = 3.324 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.496887857783647E-16 -1.992713854654183E-15 3.622082952859491E-13 1.049586016519652E-15 6.786965435929776E-14 -2.332686649705768E-17
q -1.992713854654183E-15 5.377828776790049E-15 -1.056263217132961E-12 -3.63903506787122E-15 -1.999847547587864E-13 2.481609541535157E-16
tp 3.622082952859491E-13 -1.056263217132961E-12 3.302071260656451E-9 -1.72120154104096E-12 7.512639374857393E-10 -7.507853935766992E-13
node 1.049586016519652E-15 -3.63903506787122E-15 -1.72120154104096E-12 1.899146381635501E-10 -1.857832440325086E-10 -1.694640347327831E-12
peri 6.786965435929776E-14 -1.999847547587864E-13 7.512639374857393E-10 -1.857832440325086E-10 3.580034858378309E-10 1.500753746982102E-12
i -2.332686649705768E-17 2.481609541535157E-16 -7.507853935766992E-13 -1.694640347327831E-12 1.500753746982102E-12 1.610879139645922E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9   n/a MPO435954  
diameter diameter 5.017 km 0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.641 h n/a LCDB (Rev. 2019-January); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.168   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27388 (2000 ET86)          Discovered 2000-Mar-08 by LINEAR at Socorro
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 ET86 = 1997 TP15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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