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78382 (2002 PY135)
Classification: Main-belt Asteroid          SPK-ID: 2078382
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08309432341685906 3.3986e-08  
a 2.80153475102435 1.6706e-08 au
q 2.568743116359163 1.0093e-07 au
i 4.698925206092028 4.4313e-06 deg
node 58.2644217752819 4.3569e-05 deg
peri 246.2995999225465 5.1657e-05 deg
M 349.0823906019122 2.7046e-05 deg
tp 2459252.441860248256
(2021-Feb-06.94186025)		 0.00012868 TDB
period 1712.743972379815
4.69		 1.532e-05
4.194e-08		 d
yr
n .2101890333905476 1.8801e-09 deg/d
Q 3.034326385689537 1.8094e-08 au
   Orbit Determination Parameters
   # obs. used (total)      823  
   data-arc span      7923 days (21.69 yr)  
   first obs. used      1998-11-11  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58347  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:14:52  

Additional Information
 Earth MOID = 1.5561 au 
 Jupiter MOID = 2.13849 au 
 T_jup = 3.315 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457271.5 (2015-Sep-06.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08139129152609961 3.405e-08  
q 2.571622376256793 1.0081e-07 au
tp 2457543.922217631678
(2016-Jun-04.42221763)		 0.00013209 TDB
node 58.29317844027832 4.3532e-05 deg
peri 246.8925196052517 5.1936e-05 deg
i 4.701514437411031 4.4337e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      823  
   data-arc span      7923 days (21.69 yr)  
   first obs. used      1998-11-11  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58347  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 07:14:52  

Additional Information
 Jupiter MOID = 2.13849 au 
 T_jup = 3.315 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.159428521673431E-15 -3.395694727946624E-15 7.149158441438131E-15 4.604183579992679E-15 3.716336286861846E-14 -1.444522315846939E-15
q -3.395694727946624E-15 1.01629810636247E-14 -2.333192573877686E-13 -1.552051195378784E-14 -1.599306119509789E-13 4.677736626128568E-15
tp 7.149158441438131E-15 -2.333192573877686E-13 1.74485349450051E-8 2.417431388711036E-11 3.751101639346688E-9 6.142704798487365E-13
node 4.604183579992679E-15 -1.552051195378784E-14 2.417431388711036E-11 1.895054458066711E-9 -1.883052247431874E-9 -2.155838609646858E-11
peri 3.716336286861846E-14 -1.599306119509789E-13 3.751101639346688E-9 -1.883052247431874E-9 2.697378996219205E-9 2.158173419475384E-11
i -1.444522315846939E-15 4.677736626128568E-15 6.142704798487365E-13 -2.155838609646858E-11 2.158173419475384E-11 1.965730922040237E-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 15.20   n/a E2020-QM9  
diameter diameter 3.164 km 0.892 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.134   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78382 (2002 PY135)          Discovered 2002-Aug-14 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2135-Mar-17 14:24 00:03 Thisb 0.035760205054413 0.0357287201106852 0.0357916905981909 3.19876499668946 3.19876493708313 2500928.099914388 3.33794166084375 1585.78052018558 48.3223908250945 8.39859374575396 16494.0859304401 T 20 CATAB v2.0f-lin.ifort 2021-Feb-24 07:14:54 2021-Feb-24 07:14
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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