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135515 (2001 YT)
Classification: Main-belt Asteroid          SPK-ID: 2135515
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .230469557376364 6.5386e-08  
a 3.154805890466074 3.013e-08 au
q 2.427719173282012 2.0198e-07 au
i 26.18142686669496 6.5812e-06 deg
node 106.5209734383734 1.493e-05 deg
peri 281.9486548741226 1.9929e-05 deg
M 157.8273404322085 1.4464e-05 deg
tp 2458303.201113330441
(2018-Jul-03.70111333)
7.7995e-05 TDB
period 2046.715089517656
5.60
2.9321e-05
8.028e-08
d
yr
n .1758916039871677 2.5198e-09 deg/d
Q 3.881892607650136 3.7074e-08 au
  Orbit Determination Parameters
   # obs. used (total)      399  
   data-arc span      8555 days (23.42 yr)  
   first obs. used      1996-12-14  
   last obs. used      2020-05-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58197  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:13:24  

Additional Information
 Earth MOID = 1.58088 au 
 Jupiter MOID = 1.95559 au 
 T_jup = 3.009 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457418.5 (2016-Jan-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2295299455085262 6.5332e-08  
q 2.430843279011786 2.0164e-07 au
tp 2458303.945819918549
(2018-Jul-04.44581992)
7.825e-05 TDB
node 106.5328542336533 1.4927e-05 deg
peri 282.2026830713954 1.9975e-05 deg
i 26.18007344878893 6.5812e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      399  
   data-arc span      8555 days (23.42 yr)  
   first obs. used      1996-12-14  
   last obs. used      2020-05-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58197  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:13:24  

Additional Information
 Jupiter MOID = 1.95559 au 
 T_jup = 3.009 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.268268519441216E-15 -1.309201887420851E-14 8.971027418190365E-13 -3.402705007809981E-14 -1.304201704211232E-14 -2.836108297188696E-15
q -1.309201887420851E-14 4.065927885119365E-14 -2.378625436332706E-12 9.936333582397523E-14 6.362757089833609E-14 1.023334110347122E-14
tp 8.971027418190365E-13 -2.378625436332706E-12 6.123011698848838E-9 -2.529325380081046E-11 1.070389722297344E-9 -1.246259496805069E-11
node -3.402705007809981E-14 9.936333582397523E-14 -2.529325380081046E-11 2.228096805900321E-10 -2.021358509013086E-10 -3.268559353713235E-12
peri -1.304201704211232E-14 6.362757089833609E-14 1.070389722297344E-9 -2.021358509013086E-10 3.990106292462306E-10 6.280852597759507E-13
i -2.836108297188696E-15 1.023334110347122E-14 -1.246259496805069E-11 -3.268559353713235E-12 6.280852597759507E-13 4.331218735945749E-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 15.13   n/a E2021B55  
diameter diameter 6.476 km 0.296 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.038   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135515 (2001 YT)          Discovered 2001-Dec-18 by McClusky, J. V. at Kingsnake
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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