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160048 (1999 TF185)
Classification: Main-belt Asteroid          SPK-ID: 2160048
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2577490996527236 5.7012e-08  
a 2.603675145825257 1.9685e-08 au
q 1.932580221200623 1.5499e-07 au
i 12.46591365828927 6.6669e-06 deg
node 315.2968226337807 2.9993e-05 deg
peri 345.816004377179 3.3908e-05 deg
M 18.7316121085118 2.1323e-05 deg
tp 2458920.654346797779
(2020-Mar-12.15434680)
9.021e-05 TDB
period 1534.541447168752
4.20
1.7403e-05
4.765e-08
d
yr
n .2345977690366099 2.6605e-09 deg/d
Q 3.274770070449891 2.4759e-08 au
  Orbit Determination Parameters
   # obs. used (total)      423  
   data-arc span      7608 days (20.83 yr)  
   first obs. used      1999-10-06  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56274  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 12:17:48  

Additional Information
 Earth MOID = .91981 au 
 Jupiter MOID = 2.00146 au 
 T_jup = 3.333 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457104.5 (2015-Mar-23.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2570009050965801 5.7004e-08  
q 1.934590213214777 1.5469e-07 au
tp 2457386.938177836393
(2015-Dec-30.43817784)
7.878e-05 TDB
node 315.3317130956069 3.001e-05 deg
peri 345.9994631169145 3.3959e-05 deg
i 12.46065655330065 6.6646e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      423  
   data-arc span      7608 days (20.83 yr)  
   first obs. used      1999-10-06  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56274  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 12:17:48  

Additional Information
 Jupiter MOID = 2.00146 au 
 T_jup = 3.333 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.249477657786551E-15 -8.786587349456778E-15 -5.359276872366388E-13 2.247634485805868E-14 -6.0581894283559E-14 4.394543934290677E-16
q -8.786587349456778E-15 2.392946335928257E-14 2.107697551358084E-12 -5.938217053582374E-14 2.829005452506549E-13 1.761088228820119E-15
tp -5.359276872366388E-13 2.107697551358084E-12 6.206269509916643E-9 -1.682151997064382E-11 1.297737794111997E-9 1.700837228701553E-11
node 2.247634485805868E-14 -5.938217053582374E-14 -1.682151997064382E-11 9.006039104625413E-10 -8.812558386819216E-10 3.365670636864025E-11
peri -6.0581894283559E-14 2.829005452506549E-13 1.297737794111997E-9 -8.812558386819216E-10 1.153190098356417E-9 -2.960346429974549E-11
i 4.394543934290677E-16 1.761088228820119E-15 1.700837228701553E-11 3.365670636864025E-11 -2.960346429974549E-11 4.441715448848582E-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 15.6   n/a MPO338313  
diameter diameter 4.247 km 1.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.056   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

160048 (1999 TF185)          Discovered 1999-Oct-12 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Alternate Designations
 1999 TF185 = 2003 OA31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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