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78355 (2002 PM101)
Classification: Main-belt Asteroid          SPK-ID: 2078355
[ 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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1158598856822079 5.1725e-08  
a 2.54566911379426 1.8896e-08 au
q 2.250728181285329 1.2764e-07 au
i 8.637018774040582 5.5739e-06 deg
node 206.0471569751433 3.305e-05 deg
peri 82.78965597898465 5.5462e-05 deg
M 206.284196277995 5.4978e-05 deg
tp 2459833.957345192200
(2022-Sep-11.45734519)		 0.00023093 TDB
period 1483.547161368072
4.06		 1.6518e-05
4.522e-08		 d
yr
n .2426616486313933 2.7018e-09 deg/d
Q 2.84061004630319 2.1085e-08 au
   Orbit Determination Parameters
   # obs. used (total)      464  
   data-arc span      10163 days (27.82 yr)  
   first obs. used      1993-03-21  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60506  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:14:45  

Additional Information
 Earth MOID = 1.25291 au 
 Jupiter MOID = 2.3194 au 
 T_jup = 3.418 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457497.5 (2016-Apr-19.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1170556263157643 5.1704e-08  
q 2.246450212903111 1.2764e-07 au
tp 2456868.036170593692
(2014-Jul-29.53617059)		 0.0002104 TDB
node 206.0750551927234 3.3044e-05 deg
peri 82.83149215731116 5.5236e-05 deg
i 8.638782516201214 5.5754e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      464  
   data-arc span      10163 days (27.82 yr)  
   first obs. used      1993-03-21  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60506  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:14:45  

Additional Information
 Jupiter MOID = 2.3194 au 
 T_jup = 3.418 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.673322817131794E-15 -6.548993683622198E-15 3.772817734871451E-12 2.606917541185549E-14 7.299009336877425E-13 6.339919981920509E-15
q -6.548993683622198E-15 1.629246870166664E-14 -7.775974033749276E-12 -5.678014552047895E-14 -1.460448882378384E-12 -1.432732871188397E-14
tp 3.772817734871451E-12 -7.775974033749276E-12 4.426782213298996E-8 2.592471689224152E-10 9.336762480166778E-9 2.523155687840195E-11
node 2.606917541185549E-14 -5.678014552047895E-14 2.592471689224152E-10 1.091910364483705E-9 -1.023060642504432E-9 2.625282754275864E-11
peri 7.299009336877425E-13 -1.460448882378384E-12 9.336762480166778E-9 -1.023060642504432E-9 3.051029257438781E-9 -2.054022373541902E-11
i 6.339919981920509E-15 -1.432732871188397E-14 2.523155687840195E-11 2.625282754275864E-11 -2.054022373541902E-11 3.108522234625534E-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 15.7   n/a MPO532023  
diameter diameter 2.036 km 0.492 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.155   0.089 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78355 (2002 PM101)          Discovered 2002-Aug-12 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 2002 PM101 = 1993 FG64 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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