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JPL Small-Body Database Browser
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452281 (2015 TU179)
Classification: Main-belt Asteroid          SPK-ID: 2452281
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2061520542794542 6.4511e-08  
a 2.151559969577292 2.3429e-08 au
q 1.708011461943494 1.5e-07 au
i 8.129074802840339 6.2731e-06 deg
node 45.27750309708559 2.636e-05 deg
peri 304.8429884034196 3.2878e-05 deg
M 73.13942723102753 1.4076e-05 deg
tp 2458366.304975428260
(2018-Sep-04.80497543)
4.7621e-05 TDB
period 1152.732692033717
3.16
1.8828e-05
5.155e-08
d
yr
n .3123013708970702 5.1011e-09 deg/d
Q 2.595108477211091 2.8259e-08 au
  Orbit Determination Parameters
   # obs. used (total)      423  
   data-arc span      5423 days (14.85 yr)  
   first obs. used      2004-03-17  
   last obs. used      2019-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55058  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 06:49:00  

Additional Information
 Earth MOID = .717797 au 
 Jupiter MOID = 2.85816 au 
 T_jup = 3.664 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457481.5 (2016-Apr-03.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .206854558723451 6.4526e-08  
q 1.706066180997295 1.4991e-07 au
tp 2457212.714978227113
(2015-Jul-09.21497823)
6.159e-05 TDB
node 45.2992281541629 2.6382e-05 deg
peri 304.581017013139 3.2831e-05 deg
i 8.127417061649657 6.2722e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      423  
   data-arc span      5423 days (14.85 yr)  
   first obs. used      2004-03-17  
   last obs. used      2019-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55058  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 06:49:00  

Additional Information
 Jupiter MOID = 2.85816 au 
 T_jup = 3.664 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.163569650324238E-15 -9.622006246094568E-15 2.515553864273031E-12 3.197655023211674E-14 6.619327991691474E-13 -4.569228236897366E-14
q -9.622006246094568E-15 2.247174520514539E-14 -6.356582244761101E-12 -7.701301930330303E-14 -1.704039904473574E-12 1.082048192320916E-13
tp 2.515553864273031E-12 -6.356582244761101E-12 3.793290763520785E-9 3.892825166147562E-11 1.198790816201707E-9 -3.809488755860954E-11
node 3.197655023211674E-14 -7.701301930330303E-14 3.892825166147562E-11 6.96012496439665E-10 -6.756542608082862E-10 -7.016332182989626E-11
peri 6.619327991691474E-13 -1.704039904473574E-12 1.198790816201707E-9 -6.756542608082862E-10 1.077872562820833E-9 5.803855440629163E-11
i -4.569228236897366E-14 1.082048192320916E-13 -3.809488755860954E-11 -7.016332182989626E-11 5.803855440629163E-11 3.934012173259088E-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 17.5   n/a MPO350773  

452281 (2015 TU179)          Discovered 2008-Apr-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-11-30

Alternate Designations
 2015 TU179 = 2011 HB69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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