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3359 Purcari (1978 RA6)
Classification: Main-belt Asteroid          SPK-ID: 2003359
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1223756203906516 2.9979e-08  
a 2.256429929371748 6.9834e-09 au
q 1.980297916896846 6.6994e-08 au
i 5.735158911616087 4.2246e-06 deg
node 24.85483268558962 3.3781e-05 deg
peri 43.55632963388723 3.8096e-05 deg
M 63.45538778180283 1.7526e-05 deg
tp 2458782.278666180329
(2019-Oct-25.77866618)
6.008e-05 TDB
period 1238.030101481947
3.39
5.7474e-06
1.574e-08
d
yr
n .2907845290426078 1.3499e-09 deg/d
Q 2.53256194184665 7.838e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1901  
   data-arc span      25020 days (68.50 yr)  
   first obs. used      1951-12-01  
   last obs. used      2020-06-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44602  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:56:26  

Additional Information
 Earth MOID = .998331 au 
 Jupiter MOID = 2.72958 au 
 T_jup = 3.607 
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Orbital Elements at Epoch 2456658.5 (2014-Jan-01.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1219293069080741 2.9941e-08  
q 1.981016108145455 6.6847e-08 au
tp 2456304.817047530729
(2013-Jan-12.31704753)
5.9496e-05 TDB
node 24.88978785691234 3.3752e-05 deg
peri 43.19837228390599 3.8129e-05 deg
i 5.738688301546821 4.2265e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1901  
   data-arc span      25020 days (68.50 yr)  
   first obs. used      1951-12-01  
   last obs. used      2020-06-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44602  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:56:26  

Additional Information
 Jupiter MOID = 2.72958 au 
 T_jup = 3.607 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.964501301664873E-16 -1.993219794589712E-15 -3.540515267209036E-13 1.831235856203751E-15 -1.165729287476258E-13 -3.597998945662872E-16
q -1.993219794589712E-15 4.468482824540598E-15 7.961409171816526E-13 -3.924802450643898E-15 2.640399403955477E-13 8.792121677519789E-16
tp -3.540515267209036E-13 7.961409171816526E-13 3.539756165566273E-9 -5.995891272176926E-12 1.063405979657218E-9 -1.487801649688731E-13
node 1.831235856203751E-15 -3.924802450643898E-15 -5.995891272176926E-12 1.139194285617538E-9 -1.134932013903853E-9 -3.637640936387166E-11
peri -1.165729287476258E-13 2.640399403955477E-13 1.063405979657218E-9 -1.134932013903853E-9 1.453792840243258E-9 3.617937228044508E-11
i -3.597998945662872E-16 8.792121677519789E-16 -1.487801649688731E-13 -3.637640936387166E-11 3.617937228044508E-11 1.786336785250538E-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 13.7   n/a MPO412192  
diameter diameter 4.183 km 0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.366   0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3359 Purcari (1978 RA6)          Discovered 1978-Sep-13 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1978 RA6 = 1983 CL1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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