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78248 (2002 PY5)
Classification: Outer Main-belt Asteroid          SPK-ID: 2078248
[ 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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04801275940442527 4.2843e-08  
a 3.236295806264373 2.8366e-08 au
q 3.080912314356651 1.4189e-07 au
i 12.57804202546379 5.9988e-06 deg
node 211.4527315316149 2.081e-05 deg
peri 40.27599194680774 6.8734e-05 deg
M 92.70306513857192 6.7272e-05 deg
tp 2458452.901391726632
(2018-Nov-30.40139173)		 0.00039574 TDB
period 2126.526223094519
5.82		 2.7959e-05
7.655e-08		 d
yr
n .169290176669502 2.2258e-09 deg/d
Q 3.391679298172094 2.9728e-08 au
   Orbit Determination Parameters
   # obs. used (total)      498  
   data-arc span      8446 days (23.12 yr)  
   first obs. used      1997-09-30  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57352  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:12:31  

Additional Information
 Earth MOID = 2.07967 au 
 Jupiter MOID = 1.61292 au 
 T_jup = 3.145 
[ show covariance matrix ]

[ 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 14.9   n/a MPO439581  
diameter diameter 6.353 km 0.271 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.044   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78248 (2002 PY5)          Discovered 2002-Aug-04 by NEAT at Palomar
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
1904-Mar-09 13:22 00:04 Jupiter 1.8741627742519 1.87416141927685 1.87416412923887 4.47341478274554 4.37121785406736 2416549.056709180 3.55439393356254 276.031355217715 29.2210481816979 -76.7261900697292 2735848.54572882 T 19 CATAB v2.0f-lin.ifort 2020-Dec-18 04:12:33 2020-Dec-18 04:12
1915-Sep-14 07:23 00:03 Jupiter 1.94273384012846 1.94273235713869 1.94273532312552 4.29634683155229 4.19363873190044 2420754.807437506 3.38179975171117 222.686183547969 29.7217023130517 -71.4206640220946 2686105.53477045 T 19 CATAB v2.0f-lin.ifort 2020-Dec-18 04:12:33 2020-Dec-18 04:12

Alternate Designations
 2002 PY5 = 1997 SY24 = 2001 KT18 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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