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295662 (2008 TH45)
Classification: Main-belt Asteroid          SPK-ID: 2295662
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09489018467222282 4.4256e-08  
a 2.267485213870401 1.3819e-08 au
q 2.052323123184704 1.0277e-07 au
i 2.757885388593131 4.3677e-06 deg
node 219.5736301406399 0.00011017 deg
peri 331.2170363544063 0.00011339 deg
M 355.4860618958853 2.5744e-05 deg
tp 2459016.137532357982
(2020-Jun-15.63753236)
8.9165e-05 TDB
period 1247.139752258006
3.41
1.1401e-05
3.121e-08
d
yr
n .2886605124631806 2.6387e-09 deg/d
Q 2.482647304556098 1.513e-08 au
  Orbit Determination Parameters
   # obs. used (total)      303  
   data-arc span      6227 days (17.05 yr)  
   first obs. used      2003-04-05  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53013  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 18:44:04  

Additional Information
 Earth MOID = 1.05249 au 
 Jupiter MOID = 2.47713 au 
 T_jup = 3.608 
[ show covariance matrix ]

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 17.4   n/a MPO455185  
diameter diameter 1.618 km 0.356 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.074   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

295662 (2008 TH45)          Discovered 2008-Oct-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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