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97236 (1999 XW75)
Classification: Main-belt Asteroid          SPK-ID: 2097236
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .216308805702759 5.8035e-08  
a 3.128384099088562 3.8392e-08 au
q 2.451687070835213 1.7647e-07 au
i 24.3898333599385 6.6981e-06 deg
node 263.9713161130067 1.569e-05 deg
peri 284.706282582155 2.2698e-05 deg
M 169.3624888233975 2.057e-05 deg
tp 2458049.691056979430
(2017-Oct-23.19105698)
0.00011023 TDB
period 2021.056857781117
5.53
3.7204e-05
1.019e-07
d
yr
n .1781246275254412 3.279e-09 deg/d
Q 3.80508112734191 4.6697e-08 au
  Orbit Determination Parameters
   # obs. used (total)      548  
   data-arc span      7263 days (19.89 yr)  
   first obs. used      1999-12-07  
   last obs. used      2019-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54081  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 11:28:03  

Additional Information
 Earth MOID = 1.57025 au 
 Jupiter MOID = 1.75931 au 
 T_jup = 3.042 
[ 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 13.9   n/a MPO439675  

97236 (1999 XW75)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

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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
1977-Apr-15 18:16 00:02 Jupiter 1.79252035643983 1.79251919919784 1.79252151372003 6.97336751180817 6.90527271369928 2443249.261407193 1.84209784470697 595.128156143537 40.6523073280548 86.1574385932763 2829997.85319028 T 18 CATAB v2.0f-lin.ifort 2019-Nov-07 11:28:06 2019-Nov-07 11:28
2060-Sep-19 22:37 00:02 Jupiter 1.92902095968635 1.92901902500838 1.92902289438569 7.1851032023557 7.1237292905939 2473722.442688177 2.06981819691528 411.436040159699 56.9305752663306 79.0858810733595 2871683.45290754 T 18 CATAB v2.0f-lin.ifort 2019-Nov-07 11:28:06 2019-Nov-07 11:28
2071-Jun-16 12:23 00:03 Jupiter 1.84072687452722 1.84072452424327 1.84072922488044 6.70310103655792 6.63409755879659 2477644.015953603 2.64546727648906 636.43159509362 49.3169529836264 -80.3372911053875 2279394.31235538 T 18 CATAB v2.0f-lin.ifort 2019-Nov-07 11:28:06 2019-Nov-07 11:28
2154-Nov-18 23:02 00:06 Jupiter 1.73653334807478 1.73653226566354 1.73653443098036 6.85782861594396 6.78633042558929 2508114.459634676 6.23423478787799 2215.95116512142 39.5534821965525 -89.0463526543256 2526080.54709362 T 18 CATAB v2.0f-lin.ifort 2019-Nov-07 11:28:06 2019-Nov-07 11:28

Alternate Designations
 1999 XW75 = 2002 LD46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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