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5505 Rundetaarn (1986 VD1)
Classification: Main-belt Asteroid          SPK-ID: 2005505
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1449917873137186 6.2116e-08  
a 2.873498214444424 2.7347e-08 AU
q 2.456864572489348 1.764e-07 AU
i 11.02154194092424 8.7216e-06 deg
node 315.6844954085072 2.9701e-05 deg
peri 57.08992222922765 4.1102e-05 deg
M 288.3058744056283 2.9063e-05 deg
tp 2457354.820186460532
(2015-Nov-28.32018646)
0.00014536 JED
period 1779.159255633699
4.87
2.5398e-05
6.954e-08
d
yr
n .2023427632237315 2.8885e-09 deg/d
Q 3.2901318563995 3.1312e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1099  
   data-arc span      15733 days (43.07 yr)  
   first obs. used      1971-07-28  
   last obs. used      2014-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49284  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:48:01  

Additional Information
 Earth MOID = 1.47586 AU 
 T_jup = 3.254 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.0 mag n/a MPO265987  

5505 Rundetaarn           Discovered 1986 Nov. 6 by P. Jensen at Brorfelde.
The "Rundetaarn", or Round Tower, is the astronomical observatory built in the heart of Copenhagen from 1637 to 1642 by king Christian IV. Its unique interior spiral staircase makes it possible to stroll all the way to the top.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050407/MPCPages.arcLast Updated: 2005-04-15

Alternate Designations
 1986 VD1 = 1971 OH1 = 1973 AF 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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