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10921 Romanozen (1998 BC2)
Classification: Main-belt Asteroid          SPK-ID: 2010921
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1624163391643196 4.2955e-08  
a 2.250693819534405 1.0462e-08 au
q 1.885144368785867 9.6169e-08 au
i 4.844831399421713 7.3982e-06 deg
node 345.3592205038211 5.7984e-05 deg
peri 70.44565006765693 6.3786e-05 deg
M 219.671884633415 2.5482e-05 deg
tp 2458081.245520470583
(2017-Nov-23.74552047)
8.8525e-05 JED
period 1233.3122761415
3.38
8.5995e-06
2.354e-08
d
yr
n .2918968755636521 2.0353e-09 deg/d
Q 2.616243270282943 1.2161e-08 au
  Orbit Determination Parameters
   # obs. used (total)      935  
   data-arc span      22454 days (61.48 yr)  
   first obs. used      1953-12-07  
   last obs. used      2015-05-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50075  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 18:42:42  

Additional Information
 Earth MOID = .901538 au 
 Jupiter MOID = 2.73765 au 
 T_jup = 3.605 
[ 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 14.7 mag n/a MPO337350  

10921 Romanozen           Discovered 1998 Jan. 17 at Madonna di Dossobuono.
Romano Zen (b. 1946) is famous in Italy and abroad for his high-quality optical instruments. He works in a laboratory in Venice and has made some thousands of optical instruments for amateur and professional astronomers.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010309/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 1998 BC2 = 1953 XV1 = 1973 UY3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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