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452245 (2015 TX22)
Classification: Main-belt Asteroid          SPK-ID: 2452245
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1401971203184393 7.0714e-08  
a 2.301321198451772 3.0744e-08 au
q 1.978682593501054 1.6978e-07 au
i 6.786520777844324 1.0968e-05 deg
node 35.37106765714634 5.5163e-05 deg
peri 278.6700761454974 6.8444e-05 deg
M 173.1868272710973 3.8682e-05 deg
tp 2458387.053575941024
(2018-Sep-25.55357594)
0.00013697 TDB
period 1275.158833619252
3.49
2.5553e-05
6.996e-08
d
yr
n .282317771330667 5.6574e-09 deg/d
Q 2.62395980340249 3.5054e-08 au
  Orbit Determination Parameters
   # obs. used (total)      84  
   data-arc span      4069 days (11.14 yr)  
   first obs. used      2007-04-25  
   last obs. used      2018-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62996  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 06:49:06  

Additional Information
 Earth MOID = .978999 au 
 Jupiter MOID = 2.65046 au 
 T_jup = 3.569 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457165.5 (2015-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1410189428555159 7.0869e-08  
q 1.976521552756413 1.7023e-07 au
tp 2457112.144108433385
(2015-Mar-30.64410843)
0.00013934 TDB
node 35.38698716208062 5.5158e-05 deg
peri 278.6738711457674 6.8299e-05 deg
i 6.788168225596373 1.097e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      84  
   data-arc span      4069 days (11.14 yr)  
   first obs. used      2007-04-25  
   last obs. used      2018-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62996  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 06:49:06  

Additional Information
 Jupiter MOID = 2.65046 au 
 T_jup = 3.569 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.02241372404443E-15 -1.192433922040675E-14 4.470028868205131E-12 8.617699005230036E-15 1.091012857580556E-12 -4.701723647110775E-15
q -1.192433922040675E-14 2.8979857173923E-14 -1.11099129107852E-11 -1.715007255339945E-14 -2.731363432195557E-12 1.21112991234627E-14
tp 4.470028868205131E-12 -1.11099129107852E-11 1.941674296432884E-8 -7.220916012568199E-11 5.61948935282508E-9 2.283712021460565E-13
node 8.617699005230036E-15 -1.715007255339945E-14 -7.220916012568199E-11 3.042392481253038E-9 -3.041581794073649E-9 -1.494123451414513E-10
peri 1.091012857580556E-12 -2.731363432195557E-12 5.61948935282508E-9 -3.041581794073649E-9 4.664725222031516E-9 1.490234321273421E-10
i -4.701723647110775E-15 1.21112991234627E-14 2.283712021460565E-13 -1.494123451414513E-10 1.490234321273421E-10 1.203326847826866E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.6   n/a MPO456152  

452245 (2015 TX22)          Discovered 2007-Apr-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-11-30

Alternate Designations
 2015 TX22 = 2008 WW74 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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