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85597 (1998 FF82)
Classification: Main-belt Asteroid          SPK-ID: 2085597
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1838960857412205 3.829e-08  
a 2.686567662718145 1.2019e-08 au
q 2.192518385465339 1.0356e-07 au
i 12.65354087491212 5.3949e-06 deg
node 25.43942361520324 1.6522e-05 deg
peri 122.7291097738282 2.2494e-05 deg
M 23.4064920456414 1.3071e-05 deg
tp 2458895.924745297361
(2020-Feb-16.42474530)
5.8368e-05 TDB
period 1608.40384024827
4.40
1.0793e-05
2.955e-08
d
yr
n .2238243847667207 1.502e-09 deg/d
Q 3.180616939970952 1.4229e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1452  
   data-arc span      8645 days (23.67 yr)  
   first obs. used      1996-10-16  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .471  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:17:24  

Additional Information
 Earth MOID = 1.23031 au 
 Jupiter MOID = 1.88801 au 
 T_jup = 3.315 
[ 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 14.4   n/a MPO502666  
diameter diameter 5.789 km 1.294 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.076   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

85597 (1998 FF82)          Discovered 1998-Mar-24 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 FF82 = 2001 US168 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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