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17124 (1999 JC65)
Classification: Main-belt Asteroid          SPK-ID: 2017124
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04149043676952915 2.6173e-08  
a 2.612082074181151 9.5941e-09 au
q 2.503705648045517 7.1082e-08 au
i .8923206691295823 3.9757e-06 deg
node 192.7924318585872 0.00017783 deg
peri 94.8248655979649 0.00018505 deg
M 332.2498058184538 5.0269e-05 deg
tp 2459319.361766592025
(2021-Apr-14.86176659)
0.00021516 TDB
period 1541.979695464048
4.22
8.4954e-06
2.326e-08
d
yr
n .2334661092224438 1.2863e-09 deg/d
Q 2.720458500316784 9.9921e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2278  
   data-arc span      11094 days (30.37 yr)  
   first obs. used      1990-02-28  
   last obs. used      2020-07-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4957  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:54:13  

Additional Information
 Earth MOID = 1.48559 au 
 Jupiter MOID = 2.32924 au 
 T_jup = 3.408 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.12   n/a E2021B10  
diameter diameter 4.263 km 0.120 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.37 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:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
geometric albedo albedo 0.244   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17124 (1999 JC65)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JC65 = 1990 DM4 = 1996 SQ3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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