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91711 (1999 TP150)
Classification: Outer Main-belt Asteroid          SPK-ID: 2091711
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1511856725549453 3.7074e-08  
a 3.228284583264408 2.3245e-08 au
q 2.740214207344817 1.1872e-07 au
i 10.10688416172878 4.4844e-06 deg
node 223.3096840585545 2.4508e-05 deg
peri 304.7265890997187 2.8586e-05 deg
M 140.1450757013726 1.4578e-05 deg
tp 2458571.732599541312
(2019-Mar-29.23259954)
8.6202e-05 TDB
period 2118.635012177025
5.80
2.2883e-05
6.265e-08
d
yr
n .1699207262840797 1.8353e-09 deg/d
Q 3.716354959184 2.676e-08 au
  Orbit Determination Parameters
   # obs. used (total)      957  
   data-arc span      7944 days (21.75 yr)  
   first obs. used      1999-10-07  
   last obs. used      2021-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5032  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:41:15  

Additional Information
 Earth MOID = 1.76203 au 
 Jupiter MOID = 1.38061 au 
 T_jup = 3.145 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457296.5 (2015-Oct-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1516852005030628 3.6806e-08  
q 2.730708454226677 1.1783e-07 au
tp 2456453.864009060979
(2013-Jun-10.36400906)
8.9434e-05 TDB
node 223.7248521809641 2.4462e-05 deg
peri 302.5413462818454 2.8575e-05 deg
i 10.12582923407666 4.4923e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      957  
   data-arc span      7944 days (21.75 yr)  
   first obs. used      1999-10-07  
   last obs. used      2021-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5032  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:41:15  

Additional Information
 Jupiter MOID = 1.38061 au 
 T_jup = 3.145 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.35470847548973E-15 -4.279938393144337E-15 8.799268267792301E-14 5.041286295985469E-15 6.578411245370101E-15 1.142397788274558E-15
q -4.279938393144337E-15 1.388402130147246E-14 -7.597758971170879E-13 -1.488280845386847E-14 -8.158816418030901E-14 -3.843081829391805E-15
tp 8.799268267792301E-14 -7.597758971170879E-13 7.998474415382178E-9 -2.271656888975782E-12 1.346173356125097E-9 -4.927929232232178E-12
node 5.041286295985469E-15 -1.488280845386847E-14 -2.271656888975782E-12 5.983717120364387E-10 -5.891034899865527E-10 8.760346327207618E-12
peri 6.578411245370101E-15 -8.158816418030901E-14 1.346173356125097E-9 -5.891034899865527E-10 8.165353368957492E-10 -9.567988045826329E-12
i 1.142397788274558E-15 -3.843081829391805E-15 -4.927929232232178E-12 8.760346327207618E-12 -9.567988045826329E-12 2.018099018884128E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.25   n/a MPCxxxxx  
diameter diameter 9.016 km 0.329 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.82298 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.041   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91711 (1999 TP150)          Discovered 1999-Oct-07 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 TP150 = 2002 GC78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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