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97830 (2000 PA4)
Classification: Main-belt Asteroid          SPK-ID: 2097830
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .159555808071522 4.7894e-08  
a 2.195408768961981 9.9778e-09 au
q 1.845118548782947 1.0518e-07 au
i 2.594727131946277 4.5048e-06 deg
node 211.8718941202495 0.00011178 deg
peri 155.7244534271291 0.00011265 deg
M .2668494011614385 1.6937e-05 deg
tp 2458999.619285289356
(2020-May-30.11928529)
5.5894e-05 TDB
period 1188.150673945005
3.25
8.1e-06
2.218e-08
d
yr
n .3029918745950759 2.0656e-09 deg/d
Q 2.545698989141015 1.157e-08 au
  Orbit Determination Parameters
   # obs. used (total)      640  
   data-arc span      7862 days (21.52 yr)  
   first obs. used      1997-10-29  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58472  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:30:01  

Additional Information
 Earth MOID = .844372 au 
 Jupiter MOID = 2.91922 au 
 T_jup = 3.651 
[ 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 16.2   n/a MPO325135  
diameter diameter 1.464 km 0.281 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.360   0.107 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97830 (2000 PA4)          Discovered 2000-Aug-03 by BATTeRS at Bisei SG Center
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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