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4211 Rosniblett (1987 RT)
Classification: Main-belt Asteroid          SPK-ID: 2004211
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2036356626803568 7.5134e-08  
a 3.188972770600014 2.4846e-08 AU
q 2.539584187189267 2.3999e-07 AU
i .5874586905124821 6.6109e-06 deg
node 24.35272538676207 0.00066546 deg
peri 317.1374120454421 0.00066551 deg
M 175.5978146568615 1.6867e-05 deg
tp 2455385.908430525873
(2010-Jul-08.40843053)		 9.1357e-05 JED
period 2080.054160835842
5.69		 2.4309e-05
6.655e-08		 d
yr
n .1730724164679149 2.0227e-09 deg/d
Q 3.838361354010762 2.9905e-08 AU
   Orbit Determination Parameters
   # obs. used (total)      1341  
   data-arc span      21296 days (58.31 yr)  
   first obs. used      1954-12-22  
   last obs. used      2013-04-12  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      0  
   fit RMS      .55111  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Apr-29 13:02:03  

Additional Information
 Earth MOID = 1.53104 AU 
 T_jup = 3.165 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.10 mag n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2
diameter diameter 31.37 km 2.4 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2
geometric albedo albedo 0.0259   0.005 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2

4211 Rosniblett           Discovered 1987 Sept. 12 by H. Debehogne at the European Southern Observatory.
The British archaeologist Rosalind Niblett is co-author of Alban's Buried Towns: An Assessment of St. Albans' Archaeology up to A.D. 1600, the first in a series of studies of important archaeological sites in England. The citation was prepared by M. M. Dworetsky.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060219/MPCPages.arcLast Updated: 2010-06-03

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Alternate Designations
 1987 RT = 1935 SQ = 1970 RG = 1975 NL 
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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