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120489 (1993 FL19)
Classification: Main-belt Asteroid          SPK-ID: 2120489
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1357523114212894 4.1696e-08  
a 2.626867644586905 1.4606e-08 au
q 2.270264290036435 1.0619e-07 au
i 11.07102286059724 4.0675e-06 deg
node 161.6163383241147 2.4576e-05 deg
peri 109.7549675983996 2.9277e-05 deg
M 116.8372485898568 1.5736e-05 deg
tp 2458695.798571180037
(2019-Jul-31.29857118)
6.7939e-05 TDB
period 1555.090663021314
4.26
1.297e-05
3.551e-08
d
yr
n .2314977567292266 1.9308e-09 deg/d
Q 2.983470999137376 1.6589e-08 au
  Orbit Determination Parameters
   # obs. used (total)      629  
   data-arc span      11084 days (30.35 yr)  
   first obs. used      1990-09-28  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56503  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:06:40  

Additional Information
 Earth MOID = 1.28094 au 
 Jupiter MOID = 2.21116 au 
 T_jup = 3.363 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.85   n/a E2021B55  
diameter diameter 4.202 km 0.115 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120489 (1993 FL19)          Discovered 1993-Mar-17 by UESAC at La Silla
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2097-Jan-02 15:26 00:02 Amphi 0.0276075501682494 0.027584144168344 0.027630957949618 6.87807506151662 6.87807503124203 2486976.143323070 2.17465460614538 1218.34756926479 44.5505841814211 16.7027433839132 26833.9482136738 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 17:06:48 2021-Apr-13 17:06

Alternate Designations
 1993 FL19 = 1994 PA18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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