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18845 Cichocki (1999 RY27)
Classification: Main-belt Asteroid          SPK-ID: 2018845
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1206089257853595 8.4825e-08  
a 2.640951401310907 3.2932e-08 AU
q 2.322429089747458 2.2335e-07 AU
i 12.56781426525969 1.1002e-05 deg
node 352.9530324815475 3.0773e-05 deg
peri 228.5301268536237 5.5891e-05 deg
M 263.2145917549281 5.577e-05 deg
tp 2457221.950357423236
(2015-Jul-18.45035742)
0.0002474 JED
period 1567.61366639263
4.29
2.9322e-05
8.028e-08
d
yr
n .2296484189426765 4.2955e-09 deg/d
Q 2.959473712874356 3.6904e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      944  
   data-arc span      9551 days (26.15 yr)  
   first obs. used      1987-11-14  
   last obs. used      2014-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .44827  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 14:04:12  

Additional Information
 Earth MOID = 1.33706 AU 
 T_jup = 3.351 
[ 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 12.9 mag n/a MPO253495  

18845 Cichocki           Discovered 1999 Sept. 7 by H. Mikuz at Crni Vrh Observatory.
Bruno Cichocki (1908-2001) was a civil engineer with a vivid interest in astronomy.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050919/MPCPages.arcLast Updated: 2005-09-26

Alternate Designations
 1999 RY27 = 1987 VN = 1998 FU114 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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