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70460 (1999 TQ26)
Classification: Main-belt Asteroid          SPK-ID: 2070460
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04790848278828891 2.9033e-08  
a 2.622420180187254 1.0014e-08 au
q 2.496784008121091 8.0102e-08 au
i 1.127724541396776 3.5266e-06 deg
node 323.0028915341329 0.00018815 deg
peri 135.6234958048414 0.00019385 deg
M 291.1577118129636 4.6339e-05 deg
tp 2459497.122875362288
(2021-Oct-09.62287536)
0.00019975 TDB
period 1551.143024768487
4.25
8.8845e-06
2.432e-08
d
yr
n .2320869154240184 1.3293e-09 deg/d
Q 2.748056352253417 1.0493e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1599  
   data-arc span      8763 days (23.99 yr)  
   first obs. used      1997-03-06  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49224  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:49:52  

Additional Information
 Earth MOID = 1.5136 au 
 Jupiter MOID = 2.31361 au 
 T_jup = 3.402 
[ 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 14.70   n/a MPCxxxxx  
diameter diameter 4.584 km 0.257 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.63 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:
[Chang, C.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) Ap. J. Supp. Ser. 241, A6.]
geometric albedo albedo 0.084   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70460 (1999 TQ26)          Discovered 1999-Oct-03 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2162-Feb-09 15:20 00:14 Vesta 0.0441251836372683 0.0441128342855899 0.0441375449355968 3.06080266191331 3.06080178091963 2510754.138603330 14.3058892803649 1291.37451490272 28.5680201083743 -61.7828170008549 202165.261700447 T 26 CATAB v2.0f-lin.ifort 2021-Apr-13 12:49:56 2021-Apr-13 12:49

Alternate Designations
 1999 TQ26 = 2001 BH59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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