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173185 (1998 FB72)
Classification: Main-belt Asteroid          SPK-ID: 2173185
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1588155617233314 4.4157e-08  
a 2.369283732904498 1.0695e-08 au
q 1.993004605981319 1.0497e-07 au
i 3.1378748122801 4.6474e-06 deg
node 38.71828150442925 6.5956e-05 deg
peri 192.7265388536208 6.845e-05 deg
M 353.3464081148614 1.4885e-05 deg
tp 2459025.119413001800
(2020-Jun-24.61941300)
5.5016e-05 TDB
period 1332.060762615179
3.65
9.0193e-06
2.469e-08
d
yr
n .2702579417572717 1.8299e-09 deg/d
Q 2.745562859827678 1.2393e-08 au
  Orbit Determination Parameters
   # obs. used (total)      349  
   data-arc span      8151 days (22.32 yr)  
   first obs. used      1998-02-28  
   last obs. used      2020-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55989  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:24:12  

Additional Information
 Earth MOID = .982535 au 
 Jupiter MOID = 2.24547 au 
 T_jup = 3.527 
[ 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 16.9   n/a MPO417933  

173185 (1998 FB72)          Discovered 1998-Mar-20 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
1985-Feb-07 19:10 00:01 Psych 0.0359780457822379 0.0359742980578348 0.0359817942534613 4.33562838945979 4.3356283118952 2446104.298310071 1.36780486902117 332.455080711765 64.1336847007841 57.4677256476426 71231.3640941174 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 10:24:13 2020-Nov-12 10:24

Alternate Designations
 1998 FB72 = 2003 UJ286 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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