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20305 Feliciayen (1998 FU102)
Classification: Main-belt Asteroid          SPK-ID: 2020305
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07845094293952912 3.7809e-08  
a 2.300346109878672 6.8411e-09 au
q 2.119881788471412 8.5746e-08 au
i 5.84490315012288 3.0162e-06 deg
node 262.9206357616234 4.1614e-05 deg
peri 325.629960597336 4.7441e-05 deg
M 203.3494472798827 2.3567e-05 deg
tp 2459951.020536743960
(2023-Jan-06.52053674)
8.3482e-05 TDB
period 1274.348476666365
3.49
5.6848e-06
1.556e-08
d
yr
n .2824972969259891 1.2602e-09 deg/d
Q 2.480810431285931 7.3778e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1811  
   data-arc span      9305 days (25.48 yr)  
   first obs. used      1995-07-16  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48694  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 14:50:45  

Additional Information
 Earth MOID = 1.11222 au 
 Jupiter MOID = 2.51693 au 
 T_jup = 3.581 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457438.5 (2016-Feb-20.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07779681750454284 3.7848e-08  
q 2.121524504064707 8.5766e-08 au
tp 2457402.445336251553
(2016-Jan-14.94533625)
8.4621e-05 TDB
node 262.9434033617717 4.1605e-05 deg
peri 325.7871248423562 4.7521e-05 deg
i 5.845165642816713 3.0174e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1811  
   data-arc span      9305 days (25.48 yr)  
   first obs. used      1995-07-16  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48694  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 14:50:45  

Additional Information
 Jupiter MOID = 2.51693 au 
 T_jup = 3.581 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.432487393061282E-15 -3.237696380417686E-15 -1.648446283013344E-12 -9.71978414897777E-15 -4.455886853394407E-13 3.34105855512268E-16
q -3.237696380417686E-15 7.355877838977447E-15 3.733459527859632E-12 2.269924055371876E-14 1.008325987670902E-12 -6.754266210895798E-16
tp -1.648446283013344E-12 3.733459527859632E-12 7.160766622557266E-9 2.238805369928554E-11 1.966070696613326E-9 -1.145641822839164E-12
node -9.71978414897777E-15 2.269924055371876E-14 2.238805369928554E-11 1.731010972794095E-9 -1.715656210939262E-9 -4.153918943428155E-11
peri -4.455886853394407E-13 1.008325987670902E-12 1.966070696613326E-9 -1.715656210939262E-9 2.258257315181872E-9 4.101379157760754E-11
i 3.34105855512268E-16 -6.754266210895798E-16 -1.145641822839164E-12 -4.153918943428155E-11 4.101379157760754E-11 9.104858458131225E-12

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.81   n/a E2021B10  
rotation period rot_per 21.2568 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

20305 Feliciayen           Discovered 1998 Mar. 31 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Felicia Yuen-Lee Yen (b. 1986) is a finalist in the 2004 Intel Science Talent Search, a science competition for high school seniors, for her medicine and health project. She attends the Half Hollow Hills High School East, Dix Hills, New York.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040415/MPCPages.arcLast Updated: 2004-04-20

Alternate Designations
 1998 FU102 = 1999 RQ196 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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