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34690 (2001 FH161)
Classification: Main-belt Asteroid          SPK-ID: 2034690
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05342541623873479 4.368e-08  
a 3.078125756205536 2.213e-08 au
q 2.913675606445085 1.2814e-07 au
i 10.53344822614539 4.9766e-06 deg
node 229.8068568311036 2.3682e-05 deg
peri 78.93530228079345 5.4204e-05 deg
M 105.5207714928061 5.0029e-05 deg
tp 2458422.319524150898
(2018-Oct-30.81952415)
0.00027313 TDB
period 1972.549748841317
5.40
2.1272e-05
5.824e-08
d
yr
n .1825049027085199 1.9682e-09 deg/d
Q 3.242575905965988 2.3312e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1062  
   data-arc span      15807 days (43.28 yr)  
   first obs. used      1976-10-24  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5121  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:33:22  

Additional Information
 Earth MOID = 1.92285 au 
 Jupiter MOID = 1.89741 au 
 T_jup = 3.201 
[ 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 13.9   n/a MPO452656  
diameter diameter 5.225 km 0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.178   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

34690 (2001 FH161)          Discovered 2001-Mar-29 by JPL/NEAT at Haleakala
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 FH161 = 1976 UJ19 = 1995 HF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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