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17573 (1994 PJ13)
Classification: Main-belt Asteroid          SPK-ID: 2017573
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1624534588203682 3.9589e-08  
a 3.198251057792437 1.8508e-08 au
q 2.678684111278154 1.3134e-07 au
i 1.292973154231547 4.9002e-06 deg
node 159.2305818448516 0.00015471 deg
peri 226.795580467582 0.00015522 deg
M 140.9082700865471 1.3196e-05 deg
tp 2458182.786368612985
(2018-Mar-05.28636861)
7.3672e-05 TDB
period 2089.138608532461
5.72
1.8135e-05
4.965e-08
d
yr
n .172319825276163 1.4958e-09 deg/d
Q 3.717818004306719 2.1515e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1531  
   data-arc span      14568 days (39.89 yr)  
   first obs. used      1980-03-16  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55528  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:07:14  

Additional Information
 Earth MOID = 1.68312 au 
 Jupiter MOID = 1.73288 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 13.5   n/a MPO296279  
diameter diameter 10.144 km 0.541 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.931 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 0.062   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17573 (1994 PJ13)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 PJ13 = 1980 FZ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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