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16927 (1998 FX68)
Classification: Outer Main-belt Asteroid          SPK-ID: 2016927
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1405846904601459 3.6763e-08  
a 3.98121960430618 3.3264e-08 au
q 3.421521078580931 1.5053e-07 au
i 12.91766219240999 4.6679e-06 deg
node 207.1264085496461 1.8322e-05 deg
peri 93.65564093693956 2.5458e-05 deg
M 250.4787563505521 1.9873e-05 deg
tp 2460279.210908767236
(2023-Nov-30.71090877)
0.00016554 TDB
period 2901.50035342305
7.94
3.6364e-05
9.956e-08
d
yr
n .1240737398412822 1.555e-09 deg/d
Q 4.540918130031429 3.7941e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1836  
   data-arc span      10146 days (27.78 yr)  
   first obs. used      1993-09-16  
   last obs. used      2021-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49857  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 14:18:01  

Additional Information
 Earth MOID = 2.44166 au 
 Jupiter MOID = .95673 au 
 T_jup = 2.995 
[ 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 12.05   n/a MPO636318  
diameter diameter 22.595 km 0.405 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
rotation period rot_per 33.856 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D.; Stephens, R.D.; Coley, D.R. (2017) Minor Planet Bull. 44, 130-137.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
[Williamson, B.; Sonnett, S.; Witry, J.; Chatelain, J.; Grav, T.; et al. (2020) Minor Planet Bull. 47, 66-68.]
geometric albedo albedo 0.066   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

16927 (1998 FX68)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20000913/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
1960-Jan-22 06:06 00:02 Jupiter 1.95510637239031 1.95510555266945 1.95510719211161 4.61391692586436 4.51904385361798 2436955.754209727 1.77462971900874 75.0367169558845 25.8462675853677 -63.8199071231343 4996767.6615466 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 14:18:08 2021-Aug-25 14:18
1983-Apr-16 15:37 00:01 Jupiter 1.83385013762697 1.83384931278211 1.83385096247236 4.53063485847088 4.42751488603663 2445441.150644016 1.26836895639057 82.9337157031313 26.9379127497577 -67.853812747356 4213083.1473755 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 14:18:08 2021-Aug-25 14:18
2006-Nov-07 04:08 < 00:01 Jupiter 1.77148988077451 1.77148927806967 1.77149048347945 4.46287063771774 4.35441519468258 2454046.672426308 0.498253456037908 63.7802401603246 25.730544524561 -77.3263138617154 4025206.23719856 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 14:18:08 2021-Aug-25 14:18
2030-Oct-02 22:04 < 00:01 Jupiter 1.79137832130398 1.79137779193228 1.79137885067598 4.44530451870453 4.33763375248182 2462777.419488214 0.80889236308605 74.3019725068454 21.9382822075999 -79.4704573714604 4350309.05183927 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 14:18:08 2021-Aug-25 14:18
2054-Dec-01 17:21 00:02 Jupiter 1.8623855133981 1.86238481862613 1.8623862081707 4.37404726459594 4.26880301553363 2471603.223093563 1.80481357914214 84.042797575454 22.9523568741864 -71.212106026274 4384690.67802565 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 14:18:08 2021-Aug-25 14:18
2079-Mar-10 01:42 00:03 Jupiter 1.90921799776682 1.90921730693865 1.90921868859521 4.1310519998947 4.0222248541149 2480467.571024813 2.58621741345648 58.7259244061303 25.400711170628 -62.5770009677367 3485445.28152737 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 14:18:08 2021-Aug-25 14:18
2103-May-15 10:07 00:03 Jupiter 1.92299862525421 1.92299799363635 1.92299925687207 3.85826861996519 3.74236522334562 2489298.921575431 2.82569846860619 49.0243417778456 27.4916586573298 -70.1903675254152 3186817.65316209 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 14:18:08 2021-Aug-25 14:18
2127-Mar-25 00:50 00:02 Jupiter 1.92701624723836 1.92701564238911 1.9270168520876 3.79137468154055 3.67361121524054 2498013.534452507 2.36203389032267 49.177009666663 26.8348519257011 -72.9385622826984 3888715.74769454 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 14:18:08 2021-Aug-25 14:18
2150-Sep-03 04:12 00:02 Jupiter 1.97069328455946 1.97069258978871 1.97069397933032 4.10488915723734 3.99881184604919 2506576.674683730 1.71814834643443 45.9851874924196 30.7847997227136 -65.2243072009692 3849919.74715048 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 14:18:08 2021-Aug-25 14:18
2196-Oct-22 19:24 00:02 Jupiter 1.97546217145841 1.97546160997038 1.97546273294766 5.07148925032633 4.98622698797762 2523428.308234186 1.83333158186717 111.687777924436 18.9254756629729 -79.4477320392451 5254954.19225013 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 14:18:08 2021-Aug-25 14:18
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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