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173618 (2001 FL38)
Classification: Main-belt Asteroid          SPK-ID: 2173618
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2041463597828973 5.4594e-08  
a 2.363093328894151 1.1984e-08 au
q 1.880676427973161 1.3021e-07 au
i 5.613547061007093 6.7527e-06 deg
node 333.0645940529801 4.5668e-05 deg
peri 216.7545269270006 4.7425e-05 deg
M 93.9864810287965 1.466e-05 deg
tp 2458654.096216589442
(2019-Jun-19.59621659)
5.2759e-05 TDB
period 1326.843612642467
3.63
1.0093e-05
2.763e-08
d
yr
n .2713205961650931 2.0639e-09 deg/d
Q 2.845510229815141 1.443e-08 au
  Orbit Determination Parameters
   # obs. used (total)      322  
   data-arc span      7097 days (19.43 yr)  
   first obs. used      2001-02-22  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50476  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 13:05:04  

Additional Information
 Earth MOID = .885186 au 
 Jupiter MOID = 2.13102 au 
 T_jup = 3.515 
[ 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 16.6   n/a MPO422663  

173618 (2001 FL38)          Discovered 2001-Mar-18 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ 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
1971-Jun-05 05:54 < 00:01 Amphi 0.040846488400399 0.0408426627993875 0.0408503147780348 4.83858103635272 4.83858100726563 2441107.745700804 0.367424560898368 369.242177782417 87.6828901029227 61.8194523521058 61901.0044683177 T 13 CATAB v2.0f-lin.ifort 2020-Aug-25 13:05:07 2020-Aug-25 13:05
2049-Sep-22 22:29 < 00:01 Psych 0.0359288185462544 0.0359259705553818 0.0359316673369308 5.82729008468251 5.82729002689372 2469707.437060592 0.808997617784766 327.18148315097 59.9470837006126 66.4110556680765 82394.0707586803 T 13 CATAB v2.0f-lin.ifort 2020-Aug-25 13:05:07 2020-Aug-25 13:05
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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