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85828 (1998 XN53)
Classification: Main-belt Asteroid          SPK-ID: 2085828
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1256359867577296 3.8567e-08  
a 2.265841553716363 8.7286e-09 au
q 1.98117031427854 9.006e-08 au
i 5.912862781526651 4.5357e-06 deg
node 304.677790435848 4.2595e-05 deg
peri 149.1837058533663 4.7376e-05 deg
M 346.9085178841456 2.0422e-05 deg
tp 2458645.803217632601
(2019-Jun-11.30321763)
7.0738e-05 TDB
period 1245.783953520827
3.41
7.1986e-06
1.971e-08
d
yr
n .2889746644934462 1.6698e-09 deg/d
Q 2.550512793154185 9.8252e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1075  
   data-arc span      7602 days (20.81 yr)  
   first obs. used      1998-12-14  
   last obs. used      2019-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53787  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:14:41  

Additional Information
 Earth MOID = 1.00062 au 
 Jupiter MOID = 2.59895 au 
 T_jup = 3.599 
[ 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 15.2   n/a MPO459397  
diameter diameter 3.299 km 0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 12.27879 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.185   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85828 (1998 XN53)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 XN53 = 2001 QS117 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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