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109290 (2001 QG123)
Classification: Main-belt Asteroid          SPK-ID: 2109290
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2066602608251828 4.8344e-08  
a 2.343161644535452 8.7659e-09 au
q 1.858923247920191 1.1666e-07 au
i 3.325521192899134 4.3088e-06 deg
node 101.0204665176507 9.9768e-05 deg
peri 294.9303612082692 0.00010098 deg
M 38.29782319650784 1.3798e-05 deg
tp 2458861.128687300245
(2020-Jan-12.62868730)
5.0017e-05 TDB
period 1310.092020490781
3.59
7.3517e-06
2.013e-08
d
yr
n .2747898577881104 1.542e-09 deg/d
Q 2.827400041150713 1.0577e-08 au
  Orbit Determination Parameters
   # obs. used (total)      539  
   data-arc span      8687 days (23.78 yr)  
   first obs. used      1996-02-14  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55004  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 10:14:53  

Additional Information
 Earth MOID = .868934 au 
 Jupiter MOID = 2.60079 au 
 T_jup = 3.532 
[ 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 16.2   n/a MPO502755  

109290 (2001 QG123)          Discovered 2001-Aug-19 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2001 QG123 = 1999 BL19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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