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JPL Small-Body Database Browser
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26984 Fernand-Roland (1997 VV)
Classification: Main-belt Asteroid          SPK-ID: 2026984
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06990893076055409 3.6037e-08  
a 3.169815694761894 1.9641e-08 au
q 2.948217268833067 1.2148e-07 au
i 12.67112450328488 3.8015e-06 deg
node 241.2296633129959 2.0158e-05 deg
peri 174.3430527545696 3.8481e-05 deg
M 337.4844645580273 3.2749e-05 deg
tp 2459129.422649629561
(2020-Oct-06.92264963)
0.00018778 TDB
period 2061.339113442626
5.64
1.9159e-05
5.245e-08
d
yr
n .1746437534961275 1.6232e-09 deg/d
Q 3.391414120690721 2.1014e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1877  
   data-arc span      24992 days (68.42 yr)  
   first obs. used      1951-08-06  
   last obs. used      2020-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45767  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 02:42:38  

Additional Information
 Earth MOID = 1.96047 au 
 Jupiter MOID = 1.9448 au 
 T_jup = 3.161 
[ 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 12.5   n/a MPO502359  
diameter diameter 14.874 km 0.191 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 20. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Oey, J. (2014) Minor Planet Bull. 41, 276-281.]
geometric albedo albedo 0.167   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26984 Fernand-Roland           Discovered 1997 Nov. 1 by C. Demeautis and D. Matter at Village-Neuf.
A friend of the discoverers, Fernand-Roland Merlin (1933-2005) was always a strong supporter of amateur astronomers.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070106/MPCPages.arcLast Updated: 2007-01-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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