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34715 (2001 PO12)
Classification: Main-belt Asteroid          SPK-ID: 2034715
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1409214577606646 3.1271e-08  
a 2.984741224569022 1.6609e-08 au
q 2.564127140164404 9.1616e-08 au
i 16.4301745509843 3.8265e-06 deg
node 119.6033453340953 1.3558e-05 deg
peri 55.33380207285887 2.0334e-05 deg
M 47.30894828351439 1.4467e-05 deg
tp 2458752.986298173797
(2019-Sep-26.48629817)
7.5512e-05 TDB
period 1883.468897330853
5.16
1.5721e-05
4.304e-08
d
yr
n .1911366842904451 1.5954e-09 deg/d
Q 3.405355308973639 1.895e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1609  
   data-arc span      8155 days (22.33 yr)  
   first obs. used      1997-12-29  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47892  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 07:51:20  

Additional Information
 Earth MOID = 1.60973 au 
 Jupiter MOID = 1.73975 au 
 T_jup = 3.182 
[ 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 13.1   n/a MPO344570  
diameter diameter 6.419 km 0.099 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 13.446 h n/a LCDB (Rev. 2019-August); 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.325   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

34715 (2001 PO12)          Discovered 2001-Aug-12 by JPL/GEODSS NEAT at Palomar
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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