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102905 (1999 XV16)
Classification: Main-belt Asteroid          SPK-ID: 2102905
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .171474010537945 4.172e-08  
a 2.179834560906865 6.3503e-09 au
q 1.806049586438944 9.1772e-08 au
i 7.499069938878582 3.4471e-06 deg
node 88.41321881100509 3.3957e-05 deg
peri 293.891489777508 3.5102e-05 deg
M 230.9582449707949 9.2605e-06 deg
tp 2459621.867939105456
(2022-Feb-11.36793911)
3.0888e-05 TDB
period 1175.53002935858
3.22
5.1368e-06
1.406e-08
d
yr
n .3062448351033887 1.3382e-09 deg/d
Q 2.553619535374786 7.4392e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1037  
   data-arc span      8562 days (23.44 yr)  
   first obs. used      1996-12-11  
   last obs. used      2020-05-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4731  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:44:11  

Additional Information
 Earth MOID = .82414 au 
 Jupiter MOID = 2.91654 au 
 T_jup = 3.651 
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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 16.09   n/a E2021B55  
rotation period rot_per 4.64977 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

102905 (1999 XV16)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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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
1900-Mar-07 10:51 00:02 Iris 0.0451746032172601 0.0451734294384218 0.0451757864195002 5.25665011244482 5.25665008823623 2415085.952284999 2.3106440952121 1126.28120114565 23.7733729256543 -87.2654716114721 283852.471760917 T 26 CATAB v2.0f-lin.ifort 2021-Apr-13 15:44:14 2021-Apr-13 15:44
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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