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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06962035782890154 3.6958e-08  
a 3.169534939359871 2.0111e-08 au
q 2.948870782730431 1.2358e-07 au
i 12.67139041579696 3.9897e-06 deg
node 241.2288341003821 2.0309e-05 deg
peri 174.3002012500449 3.8806e-05 deg
M 267.6352540070515 3.293e-05 deg
tp 2459129.304913354434
(2020-Oct-06.80491335)
0.00018961 TDB
period 2061.065255591456
5.64
1.9616e-05
5.371e-08
d
yr
n .1746669587599701 1.6624e-09 deg/d
Q 3.390199095989312 2.1511e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1758  
   data-arc span      24920 days (68.23 yr)  
   first obs. used      1951-08-06  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4617  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:56:49  

Additional Information
 Earth MOID = 1.96073 au 
 Jupiter MOID = 1.94552 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 12.4   n/a MPO416978  
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-January); 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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