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461132 (2015 TL77)
Classification: Main-belt Asteroid          SPK-ID: 2461132
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1190411272410321 8.3261e-08  
a 2.805689396772474 6.5929e-08 au
q 2.471696968292467 2.7153e-07 au
i 15.90121043750229 7.3369e-06 deg
node 216.9787158165551 2.3349e-05 deg
peri 183.3879327902929 3.8413e-05 deg
M 354.0449369338768 3.2293e-05 deg
tp 2459028.894987222323
(2020-Jun-28.39498722)
0.00015451 TDB
period 1716.555355759015
4.70
6.0504e-05
1.657e-07
d
yr
n .209722336534156 7.3922e-09 deg/d
Q 3.139681825252481 7.3777e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      5630 days (15.41 yr)  
   first obs. used      2004-05-20  
   last obs. used      2019-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5465  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 17:36:00  

Additional Information
 Earth MOID = 1.47971 au 
 Jupiter MOID = 2.27978 au 
 T_jup = 3.257 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457862.5 (2017-Apr-19.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1190437517266239 8.3257e-08  
q 2.472710558776026 2.7151e-07 au
tp 2457303.023841364594
(2015-Oct-07.52384136)
0.00013128 TDB
node 217.0232901464695 2.3325e-05 deg
peri 181.8483687127968 3.8328e-05 deg
i 15.90537874055992 7.3382e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      5630 days (15.41 yr)  
   first obs. used      2004-05-20  
   last obs. used      2019-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5465  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 17:36:00  

Additional Information
 Jupiter MOID = 2.27978 au 
 T_jup = 3.257 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.931702209212022E-15 -2.225652993359637E-14 9.72885188162646E-14 1.491953884756584E-14 -5.374527336757487E-14 -1.550003897132417E-14
q -2.225652993359637E-14 7.371892944206509E-14 1.016089552108159E-12 -4.174448704518758E-14 6.220668851887197E-13 5.860950671118485E-14
tp 9.72885188162646E-14 1.016089552108159E-12 1.723371055065722E-8 4.18007697799131E-12 4.014357897722567E-9 2.914032152426013E-11
node 1.491953884756584E-14 -4.174448704518758E-14 4.18007697799131E-12 5.440378529812423E-10 -5.202991704648724E-10 1.834838020325608E-11
peri -5.374527336757487E-14 6.220668851887197E-13 4.014357897722567E-9 -5.202991704648724E-10 1.469010086408396E-9 -1.006806290442396E-11
i -1.550003897132417E-14 5.860950671118485E-14 2.914032152426013E-11 1.834838020325608E-11 -1.006806290442396E-11 5.384850152531238E-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 16.5   n/a MPO495305  
diameter diameter 2.635 km 0.640 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.122   0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

461132 (2015 TL77)          Discovered 2010-Jun-29 by WISE at WISE
Reference: Last Updated: 2016-02-25

Alternate Designations
 2015 TL77 = 2010 MY103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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