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52698 (1998 FK54)
Classification: Main-belt Asteroid          SPK-ID: 2052698
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04925294274907321 3.7761e-08  
a 2.98689261104551 1.8225e-08 au
q 2.839779360276056 1.1228e-07 au
i 10.98785808356183 4.4365e-06 deg
node 357.1398462912302 2.2633e-05 deg
peri 87.08177739135803 5.3209e-05 deg
M 206.2244828903479 4.9697e-05 deg
tp 2459805.901687109769
(2022-Aug-14.40168711)
0.00026302 TDB
period 1885.505656617413
5.16
1.7257e-05
4.725e-08
d
yr
n .190930214786965 1.7475e-09 deg/d
Q 3.134005861814964 1.9123e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1289  
   data-arc span      8230 days (22.53 yr)  
   first obs. used      1998-01-24  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5288  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:55:50  

Additional Information
 Earth MOID = 1.88282 au 
 Jupiter MOID = 1.97814 au 
 T_jup = 3.228 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456764.5 (2014-Apr-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0521589519499833 3.7936e-08  
q 2.826216858814244 1.1352e-07 au
tp 2456031.443294178980
(2012-Apr-13.94329418)
0.00023615 TDB
node 357.3463663314042 2.2633e-05 deg
peri 85.07875992787862 5.0677e-05 deg
i 10.99432611543633 4.4382e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1289  
   data-arc span      8230 days (22.53 yr)  
   first obs. used      1998-01-24  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5288  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:55:50  

Additional Information
 Jupiter MOID = 1.97814 au 
 T_jup = 3.228 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.439169149138057E-15 -4.258155657888418E-15 2.301653075608431E-13 -4.76546043525053E-16 4.292136907997778E-14 8.977309751825638E-16
q -4.258155657888418E-15 1.288780814889791E-14 4.487595977452161E-13 -3.791223445859051E-16 1.106287069142195E-13 -1.799368912845136E-15
tp 2.301653075608431E-13 4.487595977452161E-13 5.576542940356755E-8 -1.387403065360907E-11 1.072720912182189E-8 3.182629709742892E-12
node -4.76546043525053E-16 -3.791223445859051E-16 -1.387403065360907E-11 5.122715287957019E-10 -5.054269429417985E-10 -1.464745857404799E-12
peri 4.292136907997778E-14 1.106287069142195E-13 1.072720912182189E-8 -5.054269429417985E-10 2.568114933099078E-9 2.165098834635082E-12
i 8.977309751825638E-16 -1.799368912845136E-15 3.182629709742892E-12 -1.464745857404799E-12 2.165098834635082E-12 1.969789415110843E-11

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 13.9   n/a MPO263767  
diameter diameter 5.891 km 0.296 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.169   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52698 (1998 FK54)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ 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
1975-Jan-18 17:55 < 00:01 Jupiter 1.99523900055244 1.9952385516642 1.99523944944091 4.73612764987249 4.64562820852787 2442431.246713930 0.978578597794619 97.2387144332792 19.6470392201812 85.8945786365919 3794592.79956734 T 22 CATAB v2.0f-lin.ifort 2020-Aug-25 04:56:00 2020-Aug-25 04:56
2093-May-05 12:15 00:02 Jupiter 1.97949849527513 1.97949810520918 1.97949888534107 4.62378768767761 4.53029993727643 2485638.010099633 1.98205325222015 126.383941823502 18.0663295296447 -88.6933093643858 3972081.27569039 T 22 CATAB v2.0f-lin.ifort 2020-Aug-25 04:56:00 2020-Aug-25 04:56

Alternate Designations
 1998 FK54 = 2000 QT194 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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