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101741 (1999 FH7)
Classification: Main-belt Asteroid          SPK-ID: 2101741
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2585888631045296 4.7343e-08  
a 2.436470839559832 9.1917e-09 au
q 1.806426615170716 1.1495e-07 au
i 22.17802472617008 8.9184e-06 deg
node 14.43903804909475 9.2793e-06 deg
peri 102.9949095049183 2.0469e-05 deg
M 298.5003455508997 1.6178e-05 deg
tp 2459437.806934203095
(2021-Aug-11.30693420)
6.2952e-05 TDB
period 1389.121566265385
3.80
7.8608e-06
2.152e-08
d
yr
n .2591565840906567 1.4665e-09 deg/d
Q 3.066515063948948 1.1569e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1130  
   data-arc span      8019 days (21.95 yr)  
   first obs. used      1999-03-19  
   last obs. used      2021-03-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47543  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:38:21  

Additional Information
 Earth MOID = .94568 au 
 Jupiter MOID = 2.29453 au 
 T_jup = 3.360 
[ 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 15.04   n/a E2021B55  
diameter diameter 2.926 km 0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.272   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101741 (1999 FH7)          Discovered 1999-Mar-19 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 FH7 = 2001 QS257 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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