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16611 (1993 FY23)
Classification: Main-belt Asteroid          SPK-ID: 2016611
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1485040340785316 4.8067e-08  
a 2.868089350803132 1.2715e-08 au
q 2.44216651211119 1.3379e-07 au
i 2.479976609990104 4.3231e-06 deg
node 342.9748363123108 7.2758e-05 deg
peri 10.64518494002088 7.3579e-05 deg
M 105.6849833145487 1.02e-05 deg
tp 2458679.667322147790
(2019-Jul-15.16732215)
5.0109e-05 TDB
period 1774.138180717146
4.86
1.1798e-05
3.23e-08
d
yr
n .2029154233378146 1.3494e-09 deg/d
Q 3.294012189495074 1.4604e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2006  
   data-arc span      11088 days (30.36 yr)  
   first obs. used      1990-10-25  
   last obs. used      2021-03-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47621  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:36:46  

Additional Information
 Earth MOID = 1.43535 au 
 Jupiter MOID = 2.14013 au 
 T_jup = 3.281 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.89   n/a E2021B10  

16611 (1993 FY23)          Discovered 1993-Mar-21 by UESAC at La Silla
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 FY23 = 1995 UU49 = 1997 EG36 = 1998 HY57 = 1999 NE24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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