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34786 (2001 RS87)
Classification: Main-belt Asteroid          SPK-ID: 2034786
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09862157681287098 4.2707e-08  
a 2.935733234890634 1.6583e-08 au
q 2.64620659416377 1.3331e-07 au
i .9801095751068043 4.0486e-06 deg
node 292.8658012186322 0.00029375 deg
peri 16.15246743082582 0.00029487 deg
M 305.0971930715797 2.5406e-05 deg
tp 2459280.698211426999
(2021-Mar-07.19821143)
0.00012986 TDB
period 1837.271384780584
5.03
1.5568e-05
4.262e-08
d
yr
n .1959427458469849 1.6603e-09 deg/d
Q 3.225259875617499 1.8219e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1088  
   data-arc span      10560 days (28.91 yr)  
   first obs. used      1991-09-12  
   last obs. used      2020-08-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51193  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:43:52  

Additional Information
 Earth MOID = 1.63156 au 
 Jupiter MOID = 1.98849 au 
 T_jup = 3.267 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456787.5 (2014-May-10.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09704325497851096 4.2807e-08  
q 2.650591528877261 1.3334e-07 au
tp 2457445.827250851200
(2016-Feb-27.32725085)
0.00013135 TDB
node 292.9103435202547 0.00029386 deg
peri 16.58810712840864 0.000295 deg
i .9797804635206346 4.0481e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1088  
   data-arc span      10560 days (28.91 yr)  
   first obs. used      1991-09-12  
   last obs. used      2020-08-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51193  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:43:52  

Additional Information
 Jupiter MOID = 1.98849 au 
 T_jup = 3.267 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.832419746322201E-15 -5.679399549898658E-15 1.338718625755473E-12 -1.48943282024361E-14 3.471632429159398E-13 -4.078542515891553E-16
q -5.679399549898658E-15 1.777920721568193E-14 -3.989147610640662E-12 4.965408107198074E-14 -1.063389910816594E-12 1.299481629150318E-15
tp 1.338718625755473E-12 -3.989147610640662E-12 1.725255297293147E-8 4.902792452368759E-11 3.445185096510486E-9 -2.164205778659388E-13
node -1.48943282024361E-14 4.965408107198074E-14 4.902792452368759E-11 8.635082306681746E-8 -8.632831124581981E-8 1.617236889135167E-10
peri 3.471632429159398E-13 -1.063389910816594E-12 3.445185096510486E-9 -8.632831124581981E-8 8.702730682845644E-8 -1.617577988413217E-10
i -4.078542515891553E-16 1.299481629150318E-15 -2.164205778659388E-13 1.617236889135167E-10 -1.617577988413217E-10 1.638688379387658E-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 14.3   n/a MPO340937  
diameter diameter 4.286 km 0.660 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.183   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

34786 (2001 RS87)          Discovered 2001-Sep-11 by LONEOS at Anderson Mesa
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 RS87 = 1996 TT 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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