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117121 (2004 PY24)
Classification: Main-belt Asteroid          SPK-ID: 2117121
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1197714784160556 4.0982e-08  
a 2.986892984211755 2.02e-08 au
q 2.629148395622169 1.3152e-07 au
i 15.44573866180328 5.1692e-06 deg
node 129.4606536905479 1.9281e-05 deg
peri 291.7897639484432 3.6532e-05 deg
M 288.0238877354419 2.8558e-05 deg
tp 2459377.476089579788
(2021-Jun-11.97608958)
0.00014969 TDB
period 1885.506009964777
5.16
1.9127e-05
5.237e-08
d
yr
n .1909301790062844 1.9369e-09 deg/d
Q 3.344637572801341 2.2619e-08 au
  Orbit Determination Parameters
   # obs. used (total)      971  
   data-arc span      7294 days (19.97 yr)  
   first obs. used      2000-11-26  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55491  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:44:04  

Additional Information
 Earth MOID = 1.6885 au 
 Jupiter MOID = 1.98957 au 
 T_jup = 3.192 
[ 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 14.6   n/a MPO449685  
diameter diameter 5.983 km 0.207 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.103   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117121 (2004 PY24)          Discovered 2004-Aug-08 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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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
1977-Oct-09 16:06 00:03 Juno 0.0372674647486332 0.0372630253752079 0.0372719050296284 2.95819439024539 2.95819427989105 2443426.170664199 2.99271141370255 370.52418319384 50.4742247559052 -54.1088223554669 89755.1806041502 T 19 CATAB v2.0f-lin.ifort 2020-Dec-17 22:44:05 2020-Dec-17 22:44

Alternate Designations
 2004 PY24 = 2002 JE113 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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