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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08309432366356767 3.3986e-08  
a 2.801534751347396 1.6706e-08 au
q 2.568743115964202 1.0093e-07 au
i 4.698925219677886 4.4313e-06 deg
node 58.26442171675319 4.3569e-05 deg
peri 246.2995994397964 5.1657e-05 deg
M 349.0823911892594 2.7046e-05 deg
tp 2459252.441857462864
(2021-Feb-06.94185746)
0.00012868 TDB
period 1712.74397267606
4.69
1.532e-05
4.194e-08
d
yr
n .2101890333541922 1.8801e-09 deg/d
Q 3.034326386730589 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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58342  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:36:32  

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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08139129208469761 3.405e-08  
q 2.571622375747701 1.0081e-07 au
tp 2457543.922219017709
(2016-Jun-04.42221902)
0.00013209 TDB
node 58.29317830939026 4.3532e-05 deg
peri 246.892519928596 5.1936e-05 deg
i 4.701514443854864 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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58342  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:36:32  

Additional Information
 Jupiter MOID = 2.13849 au 
 T_jup = 3.315 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.159428773936061E-15 -3.395695340348986E-15 7.149151678290043E-15 4.604187546177657E-15 3.7163357933998E-14 -1.444522022980578E-15
q -3.395695340348986E-15 1.016298216100734E-14 -2.333199911670108E-13 -1.552052355454213E-14 -1.599307748940746E-13 4.677735671596375E-15
tp 7.149151678290043E-15 -2.333199911670108E-13 1.744853562853451E-8 2.41743204142613E-11 3.75110186869633E-9 6.142724846640343E-13
node 4.604187546177657E-15 -1.552052355454213E-14 2.41743204142613E-11 1.895054455725143E-9 -1.88305224380046E-9 -2.155838251234861E-11
peri 3.7163357933998E-14 -1.599307748940746E-13 3.75110186869633E-9 -1.88305224380046E-9 2.697379054991768E-9 2.158173096690581E-11
i -1.444522022980578E-15 4.677735671596375E-15 6.142724846640343E-13 -2.155838251234861E-11 2.158173096690581E-11 1.96573091672705E-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

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