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101757 (1999 FA25)
Classification: Main-belt Asteroid          SPK-ID: 2101757
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2305140689676406 3.2269e-08  
a 2.577513029325723 8.5105e-09 au
q 1.983360013118741 8.4814e-08 au
i 11.82583550041318 3.1593e-06 deg
node 169.299979278252 2.0546e-05 deg
peri 297.6040540430389 2.2166e-05 deg
M 146.6749055585882 9.4422e-06 deg
tp 2458584.681052213260
(2019-Apr-11.18105221)		 3.8211e-05 TDB
period 1511.470693360508
4.14		 7.4859e-06
2.05e-08		 d
yr
n .2381786174097751 1.1796e-09 deg/d
Q 3.171666045532705 1.0472e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1020  
   data-arc span      10640 days (29.13 yr)  
   first obs. used      1991-05-06  
   last obs. used      2020-06-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50879  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:38:26  

Additional Information
 Earth MOID = 1.03001 au 
 Jupiter MOID = 2.0584 au 
 T_jup = 3.359 
[ 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 15.27   n/a E2021B55  
diameter diameter 3.138 km 0.802 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.149   0.108 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

101757 (1999 FA25)          Discovered 1999-Mar-19 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 FA25 = 2001 QQ211 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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