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437317 (2013 PW2)
Classification: Inner Main-belt Asteroid          SPK-ID: 2437317
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04650559528578117 6.1584e-08  
a 1.901102663473363 1.6367e-08 au
q 1.81269075240915 1.1674e-07 au
i 24.15210671035752 7.4113e-06 deg
node 156.0735984320018 1.3261e-05 deg
peri 189.1166110354549 6.2455e-05 deg
M 175.8872896334609 6.4474e-05 deg
tp 2458532.723135846463
(2019-Feb-18.22313585)
0.00017023 TDB
period 957.4294506795151
2.62
1.2364e-05
3.385e-08
d
yr
n .3760068167367295 4.8556e-09 deg/d
Q 1.989514574537575 1.7128e-08 au
  Orbit Determination Parameters
   # obs. used (total)      169  
   data-arc span      7175 days (19.64 yr)  
   first obs. used      2000-08-29  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63493  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:40:51  

Additional Information
 Earth MOID = .804407 au 
 Jupiter MOID = 3.16874 au 
 T_jup = 3.839 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.7   n/a MPO440809  
rotation period rot_per 3.08 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.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]

437317 (2013 PW2)          Discovered 2000-Aug-29 by LINEAR at Socorro
Reference: Last Updated: 2015-06-04

Alternate Designations
 2013 PW2 = 2000 QN117 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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