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101524 (1998 XK65)
Classification: Main-belt Asteroid          SPK-ID: 2101524
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2055802736631204 4.7218e-08  
a 2.453498794679981 1.1779e-08 au
q 1.949107841037534 1.2028e-07 au
i 2.13961065586144 6.1486e-06 deg
node 8.612738838847667 0.00010527 deg
peri 40.00313222723818 0.00010667 deg
M 225.7567588574848 1.6e-05 deg
tp 2459523.940266832336
(2021-Nov-05.44026683)
6.4192e-05 TDB
period 1403.709374534478
3.84
1.0109e-05
2.768e-08
d
yr
n .2564633438594718 1.8469e-09 deg/d
Q 2.957889748322427 1.4201e-08 au
  Orbit Determination Parameters
   # obs. used (total)      839  
   data-arc span      7461 days (20.43 yr)  
   first obs. used      1998-11-20  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53572  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:21:34  

Additional Information
 Earth MOID = .959778 au 
 Jupiter MOID = 2.43215 au 
 T_jup = 3.464 
[ 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 15.6   n/a MPO337993  
rotation period rot_per 7.061 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]

101524 (1998 XK65)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1997-Sep-09 20:40 < 00:01 Eunom 0.0410287639795051 0.0410269320445154 0.0410305961333164 3.48135048149572 3.4813503832174 2450701.360911556 0.819886660194561 190.134146032519 40.7909865619659 -63.9319028947303 135718.199462946 T 27 CATAB v2.0f-lin.ifort 2020-Feb-24 01:21:48 2020-Feb-24 01:21
2039-Aug-15 19:04 00:02 Hygie 0.0289058971491787 0.028903419910079 0.0289083746291389 3.7958009564468 3.79580060430907 2466016.294398881 1.94386259425935 200.389719058262 68.4772725907181 57.0029043108431 54141.4822274784 T 27 CATAB v2.0f-lin.ifort 2020-Feb-24 01:21:48 2020-Feb-24 01:21
2178-Mar-22 20:28 00:01 Eunom 0.0439249432591055 0.0439177499604067 0.0439321549916841 3.44895544038891 3.44895534772832 2516639.352581176 1.27352836814002 1474.87280659006 49.3101793370288 76.0525932229443 129154.65549039 T 27 CATAB v2.0f-lin.ifort 2020-Feb-24 01:21:48 2020-Feb-24 01:21

Alternate Designations
 1998 XK65 = 2000 GD35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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