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JPL Small-Body Database Browser
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487852 (2015 TA104)
Classification: Main-belt Asteroid          SPK-ID: 2487852
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 .2385451471095175 3.9655e-08  
a 2.362986493822029 2.6223e-08 au
q 1.79930753303545 9.0896e-08 au
i 7.662688624915169 4.0514e-06 deg
node 147.7592208591458 5.3881e-05 deg
peri 194.718675471673 5.5674e-05 deg
M 28.29194037395755 1.7964e-05 deg
tp 2458496.232125815956
(2019-Jan-12.73212582)
6.5171e-05 TDB
period 1326.753634077628
3.63
2.2085e-05
6.047e-08
d
yr
n .2713389967462012 4.5167e-09 deg/d
Q 2.926665454608607 3.2478e-08 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      4070 days (11.14 yr)  
   first obs. used      2007-05-13  
   last obs. used      2018-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61992  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 06:50:19  

Additional Information
 Earth MOID = .791197 au 
 Jupiter MOID = 2.47821 au 
 T_jup = 3.499 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457222.5 (2015-Jul-19.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2401667465668516 3.9843e-08  
q 1.795020099473351 9.1387e-08 au
tp 2457169.023698579642
(2015-May-26.52369858)
5.4253e-05 TDB
node 147.8357389866109 5.3802e-05 deg
peri 194.5308816939436 5.5551e-05 deg
i 7.669738719790828 4.0559e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      4070 days (11.14 yr)  
   first obs. used      2007-05-13  
   last obs. used      2018-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61992  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 06:50:19  

Additional Information
 Jupiter MOID = 2.47821 au 
 T_jup = 3.499 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.587461288692124E-15 -3.558864700556251E-15 6.575282228852536E-13 4.508456988081268E-15 1.249399332778914E-13 -4.283884747828113E-15
q -3.558864700556251E-15 8.351526597099075E-15 -1.234130606464867E-12 6.55773150065764E-15 -2.199365641461995E-13 9.758048465501721E-15
tp 6.575282228852536E-13 -1.234130606464867E-12 2.943369689017567E-9 7.173957007612119E-11 8.209723444905087E-10 -1.398043814388505E-11
node 4.508456988081268E-15 6.55773150065764E-15 7.173957007612119E-11 2.894612414989289E-9 -2.846665047793009E-9 2.97272231895247E-12
peri 1.249399332778914E-13 -2.199365641461995E-13 8.209723444905087E-10 -2.846665047793009E-9 3.085969104741061E-9 -7.098250080281011E-12
i -4.283884747828113E-15 9.758048465501721E-15 -1.398043814388505E-11 2.97272231895247E-12 -7.098250080281011E-12 1.64500900143339E-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 MPO456352  

487852 (2015 TA104)          Discovered 2011-Jul-24 by OAM at La Sagra
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 TA104 = 2011 OK4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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