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49620 (1999 FH51)
Classification: Main-belt Asteroid          SPK-ID: 2049620
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04651631887359845 4.0157e-08  
a 2.982600215504543 1.8063e-08 au
q 2.843860632807671 1.2168e-07 au
i 9.232499881782392 4.9921e-06 deg
node 329.4654788213085 2.6197e-05 deg
peri 124.1064998582863 6.1262e-05 deg
M 39.30148749004504 5.3454e-05 deg
tp 2458395.101398918128
(2018-Oct-03.60139892)
0.00027953 TDB
period 1881.442691150137
5.15
1.7092e-05
4.68e-08
d
yr
n .1913425275685277 1.7382e-09 deg/d
Q 3.121339798201416 1.8903e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1346  
   data-arc span      10088 days (27.62 yr)  
   first obs. used      1991-10-08  
   last obs. used      2019-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48141  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:51:23  

Additional Information
 Earth MOID = 1.87278 au 
 Jupiter MOID = 1.96342 au 
 T_jup = 3.238 
[ 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 13.6   n/a MPO474377  
diameter diameter 6.822 km 0.218 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.175   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49620 (1999 FH51)          Discovered 1999-Mar-20 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 FH51 = 2001 QS9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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