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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03510983193659395 3.9923e-08  
a 3.03490023629437 1.8822e-08 au
q 2.928345399053745 1.1867e-07 au
i 11.86252293893268 3.8268e-06 deg
node 269.4840615023498 1.9332e-05 deg
peri 47.000326761 6.2941e-05 deg
M 135.3175674804597 5.8755e-05 deg
tp 2458670.616812850652
(2019-Jul-06.11681285)
0.00031609 TDB
period 1931.145765027888
5.29
1.7965e-05
4.919e-08
d
yr
n .1864178284826683 1.7342e-09 deg/d
Q 3.141455073534994 1.9483e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1751  
   data-arc span      8276 days (22.66 yr)  
   first obs. used      1998-08-24  
   last obs. used      2021-04-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48231  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:03:00  

Additional Information
 Earth MOID = 1.9247 au 
 Jupiter MOID = 2.00897 au 
 T_jup = 3.208 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457847.5 (2017-Apr-04.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0379083726893951 3.9986e-08  
q 2.919731991364228 1.1959e-07 au
tp 2458664.242548491928
(2019-Jun-29.74254849)
0.00029186 TDB
node 269.6079059739832 1.9389e-05 deg
peri 45.82549468129 5.8616e-05 deg
i 11.84312953547978 3.8224e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1751  
   data-arc span      8276 days (22.66 yr)  
   first obs. used      1998-08-24  
   last obs. used      2021-04-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48231  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:03:00  

Additional Information
 Jupiter MOID = 2.00897 au 
 T_jup = 3.208 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.598910636286362E-15 -4.729071618497774E-15 -3.356382094188118E-13 3.168252532157836E-15 -1.451352337074172E-13 -1.525729251416737E-15
q -4.729071618497774E-15 1.430072104439772E-14 4.205035917236598E-13 -8.69477477743388E-15 2.972262558625368E-13 5.188958403969082E-15
tp -3.356382094188118E-13 4.205035917236598E-13 8.518379181964967E-8 -4.486003349704641E-11 1.615027265260542E-8 -1.053144835981849E-11
node 3.168252532157836E-15 -8.69477477743388E-15 -4.486003349704641E-11 3.759229270755756E-10 -3.765298962728257E-10 -5.364836941967533E-12
peri -1.451352337074172E-13 2.972262558625368E-13 1.615027265260542E-8 -3.765298962728257E-10 3.435812634850235E-9 3.207733136792338E-12
i -1.525729251416737E-15 5.188958403969082E-15 -1.053144835981849E-11 -5.364836941967533E-12 3.207733136792338E-12 1.461092255708518E-11

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

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

Alternate Designations
 1999 XB127 = 1998 QG69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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