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249576 (1995 FH2)
Classification: Main-belt Asteroid          SPK-ID: 2249576
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2983946035417483 6.8096e-08  
a 2.763586524859793 1.9293e-08 au
q 1.938947219420937 1.8695e-07 au
i 14.42348807878151 7.8788e-06 deg
node .5607169628598632 2.0266e-05 deg
peri 290.8499488420073 2.3775e-05 deg
M 85.89022082528992 1.2323e-05 deg
tp 2458600.141323362184
(2019-Apr-26.64132336)
5.7148e-05 TDB
period 1678.062091408384
4.59
1.7572e-05
4.811e-08
d
yr
n .2145331819622091 2.2466e-09 deg/d
Q 3.588225830298648 2.505e-08 au
  Orbit Determination Parameters
   # obs. used (total)      312  
   data-arc span      9074 days (24.84 yr)  
   first obs. used      1995-03-23  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51728  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:24:55  

Additional Information
 Earth MOID = .977476 au 
 Jupiter MOID = 1.92502 au 
 T_jup = 3.230 
[ 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 16.1   n/a MPO494360  
diameter diameter 3.526 km 0.160 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249576 (1995 FH2)          Discovered 1995-Mar-23 by Spacewatch at Kitt Peak
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Alternate Designations
 1995 FH2 = 2009 DY125 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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