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215998 (2005 SH201)
Classification: Main-belt Asteroid          SPK-ID: 2215998
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1319697477789807 6.2899e-08  
a 3.124272111010729 3.517e-08 au
q 2.711962708527739 2.0368e-07 au
i 5.646023860008883 1.0728e-05 deg
node 181.2185402104153 5.9221e-05 deg
peri 73.1514453419579 7.0573e-05 deg
M 339.9601013768018 3.5112e-05 deg
tp 2459112.783185310779
(2020-Sep-20.28318531)
0.00019641 TDB
period 2017.073412990622
5.52
3.4059e-05
9.325e-08
d
yr
n .1784763993623041 3.0136e-09 deg/d
Q 3.536581513493718 3.9811e-08 au
  Orbit Determination Parameters
   # obs. used (total)      162  
   data-arc span      6258 days (17.13 yr)  
   first obs. used      2003-03-10  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51467  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:24:22  

Additional Information
 Earth MOID = 1.70453 au 
 Jupiter MOID = 1.52931 au 
 T_jup = 3.194 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457436.5 (2016-Feb-18.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1310234543071757 6.3155e-08  
q 2.716828435042575 2.0448e-07 au
tp 2457092.112460773662
(2015-Mar-10.61246077)
0.00020605 TDB
node 181.2371563061629 5.9213e-05 deg
peri 72.76763777677921 7.0676e-05 deg
i 5.645015638168622 1.0727e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      162  
   data-arc span      6258 days (17.13 yr)  
   first obs. used      2003-03-10  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51467  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:24:22  

Additional Information
 Jupiter MOID = 1.52931 au 
 T_jup = 3.194 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.988602387049624E-15 -1.27718623316899E-14 -5.663795549554493E-12 1.171958710640289E-14 -1.052938432203535E-12 -5.475485251057826E-15
q -1.27718623316899E-14 4.181371069879737E-14 1.569949915723173E-11 -3.455223203986938E-14 2.949882339979553E-12 2.398152813237318E-14
tp -5.663795549554493E-12 1.569949915723173E-11 4.24581438945647E-8 -1.262927524397616E-11 7.976982307787246E-9 3.682632211790593E-12
node 1.171958710640289E-14 -3.455223203986938E-14 -1.262927524397616E-11 3.506214194809224E-9 -3.490648198772996E-9 2.19705921391353E-10
peri -1.052938432203535E-12 2.949882339979553E-12 7.976982307787246E-9 -3.490648198772996E-9 4.995073976329873E-9 -2.171455291380346E-10
i -5.475485251057826E-15 2.398152813237318E-14 3.682632211790593E-12 2.19705921391353E-10 -2.171455291380346E-10 1.150691125871833E-10

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 15.9   n/a MPO433413  
diameter diameter 4.153 km 1.533 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215998 (2005 SH201)          Discovered 2005-Sep-30 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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