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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1470062942274975 3.6643e-08  
a 3.151623995467216 2.0772e-08 au
q 2.688315431095121 1.1501e-07 au
i 16.92339538753731 5.4484e-06 deg
node 349.448797772319 1.2629e-05 deg
peri 79.86413291915041 3.0977e-05 deg
M 43.90057437958808 2.3472e-05 deg
tp 2458951.288702600132
(2020-Apr-11.78870260)
0.00013357 TDB
period 2043.619436233774
5.60
2.0204e-05
5.532e-08
d
yr
n .1761580427437366 1.7415e-09 deg/d
Q 3.61493255983931 2.3826e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1015  
   data-arc span      8037 days (22.00 yr)  
   first obs. used      1999-03-10  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47612  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:38:19  

Additional Information
 Earth MOID = 1.76377 au 
 Jupiter MOID = 1.87292 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 14.47   n/a E2021B55  
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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