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101735 (1999 FG2)
Classification: Main-belt Asteroid          SPK-ID: 2101735
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1468468957320085 4.4713e-08  
a 3.151162422706705 2.4426e-08 au
q 2.68842400298487 1.4712e-07 au
i 16.92271694636242 6.5992e-06 deg
node 349.4545127020449 1.4848e-05 deg
peri 79.87637628032422 3.2215e-05 deg
M 8.660236318016103 2.4742e-05 deg
tp 2458951.349057223970
(2020-Apr-11.84905722)
0.00014039 TDB
period 2043.170503622513
5.59
2.3756e-05
6.504e-08
d
yr
n .1761967488086408 2.0487e-09 deg/d
Q 3.61390084242854 2.8013e-08 au
  Orbit Determination Parameters
   # obs. used (total)      805  
   data-arc span      7896 days (21.62 yr)  
   first obs. used      1999-03-10  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49158  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:58:47  

Additional Information
 Earth MOID = 1.76447 au 
 Jupiter MOID = 1.87377 au 
 T_jup = 3.124 
[ 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 MPO502727  
diameter diameter 8.428 km 0.173 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101735 (1999 FG2)          Discovered 1999-Mar-16 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 FG2 = 2002 SM28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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