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72915 (2001 PK24)
Classification: Main-belt Asteroid          SPK-ID: 2072915
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09572446172902595 4.0687e-08  
a 3.168457993493721 1.7616e-08 au
q 2.865159057555505 1.3606e-07 au
i 9.619758810474478 3.8404e-06 deg
node 124.0642172357245 2.3718e-05 deg
peri 38.35054806635926 3.2788e-05 deg
M 3.555684594774051 2.0982e-05 deg
tp 2459376.153435623863
(2021-Jun-10.65343562)
0.00012008 TDB
period 2060.014880446625
5.64
1.7179e-05
4.703e-08
d
yr
n .1747560192001864 1.4574e-09 deg/d
Q 3.471756929431938 1.9302e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1825  
   data-arc span      8091 days (22.15 yr)  
   first obs. used      1999-04-12  
   last obs. used      2021-06-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48399  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:40:50  

Additional Information
 Earth MOID = 1.88254 au 
 Jupiter MOID = 1.55325 au 
 T_jup = 3.174 
[ 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 13.56   n/a MPCxxxxx  
diameter diameter 13.068 km 0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 258.833 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.024   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72915 (2001 PK24)          Discovered 2001-Aug-11 by NEAT at Haleakala
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 PK24 = 1999 GS39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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