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43163 (1999 XB127)
Classification: Main-belt Asteroid          SPK-ID: 2043163
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03519660377752681 3.995e-08  
a 3.034196689422535 1.8814e-08 au
q 2.927403270761847 1.1871e-07 au
i 11.86377752639677 3.8272e-06 deg
node 269.4828435201214 1.9354e-05 deg
peri 46.64501358567498 6.2819e-05 deg
M 99.13353159732978 5.867e-05 deg
tp 2458668.903516550999
(2019-Jul-04.40351655)
0.00031529 TDB
period 1930.474290162331
5.29
1.7955e-05
4.916e-08
d
yr
n .186482670002162 1.7345e-09 deg/d
Q 3.140990108083224 1.9476e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1731  
   data-arc span      8234 days (22.54 yr)  
   first obs. used      1998-08-24  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48478  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:16:48  

Additional Information
 Earth MOID = 1.92207 au 
 Jupiter MOID = 2.01012 au 
 T_jup = 3.209 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457842.5 (2017-Mar-30.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03791920947308081 3.9993e-08  
q 2.919662677222638 1.1961e-07 au
tp 2458664.285999550487
(2019-Jun-29.78599955)
0.00029193 TDB
node 269.6085253520254 1.9412e-05 deg
peri 45.83565488657636 5.8642e-05 deg
i 11.8431728445702 3.8225e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1731  
   data-arc span      8234 days (22.54 yr)  
   first obs. used      1998-08-24  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48478  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:16:48  

Additional Information
 Jupiter MOID = 2.01012 au 
 T_jup = 3.209 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.599466361437391E-15 -4.730949434333686E-15 -3.273073892655954E-13 3.201858486457461E-15 -1.435229611176749E-13 -1.53194677747895E-15
q -4.730949434333686E-15 1.430729898601009E-14 3.88711727279918E-13 -8.790110312978211E-15 2.910176104469638E-13 5.22187383903084E-15
tp -3.273073892655954E-13 3.88711727279918E-13 8.522382889980294E-8 -4.53334971597155E-11 1.61598428743744E-8 -1.055624163587669E-11
node 3.201858486457461E-15 -8.790110312978211E-15 -4.53334971597155E-11 3.768422128037119E-10 -3.775208443663674E-10 -5.349363015781513E-12
peri -1.435229611176749E-13 2.910176104469638E-13 1.61598428743744E-8 -3.775208443663674E-10 3.438897441242053E-9 3.186462083422266E-12
i -1.53194677747895E-15 5.22187383903084E-15 -1.055624163587669E-11 -5.349363015781513E-12 3.186462083422266E-12 1.461122098407352E-11

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 13.51   n/a E2021B10  
rotation period rot_per 5.20660 h n/a LCDB (Rev. 2020-October); 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.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]

43163 (1999 XB127)          Discovered 1999-Dec-07 by CSS at Catalina
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XB127 = 1998 QG69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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