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70512 (1999 TM103)
Classification: Main-belt Asteroid          SPK-ID: 2070512
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1252928784767073 3.7286e-08  
a 2.366645421501419 8.7855e-09 au
q 2.070121604307786 9.1627e-08 au
i 6.511971317521349 4.5211e-06 deg
node 341.392647310696 3.0265e-05 deg
peri 319.4089739559358 3.5149e-05 deg
M 359.0150783456992 1.7276e-05 deg
tp 2459204.138290773323
(2020-Dec-20.63829077)
6.3818e-05 TDB
period 1329.836411532863
3.64
7.405e-06
2.027e-08
d
yr
n .270709988745938 1.5074e-09 deg/d
Q 2.663169238695053 9.8863e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1393  
   data-arc span      8168 days (22.36 yr)  
   first obs. used      1998-03-31  
   last obs. used      2020-08-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49646  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:50:11  

Additional Information
 Earth MOID = 1.05799 au 
 Jupiter MOID = 2.55742 au 
 T_jup = 3.528 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456932.5 (2014-Oct-02.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1254747362940893 3.736e-08  
q 2.068689960340335 9.1684e-08 au
tp 2456543.744760125620
(2013-Sep-08.24476013)
6.5216e-05 TDB
node 341.4380975143069 3.0274e-05 deg
peri 318.9956581864232 3.5121e-05 deg
i 6.5130117590961 4.5201e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1393  
   data-arc span      8168 days (22.36 yr)  
   first obs. used      1998-03-31  
   last obs. used      2020-08-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49646  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:50:11  

Additional Information
 Jupiter MOID = 2.55742 au 
 T_jup = 3.528 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.395740577008486E-15 -3.415195624420007E-15 9.086778014701063E-13 8.774189309815203E-16 2.48310230110036E-13 7.213955331676662E-16
q -3.415195624420007E-15 8.405914781678929E-15 -2.263189105950828E-12 -2.348805675067726E-15 -6.141217574847355E-13 -1.431064501201608E-15
tp 9.086778014701063E-13 -2.263189105950828E-12 4.253175357477272E-9 -1.531042797267944E-11 1.169560336044223E-9 2.95450809991358E-12
node 8.774189309815203E-16 -2.348805675067726E-15 -1.531042797267944E-11 9.165019801072496E-10 -9.142338551619326E-10 8.554028292426592E-12
peri 2.48310230110036E-13 -6.141217574847355E-13 1.169560336044223E-9 -9.142338551619326E-10 1.233495997344272E-9 -7.694721303121421E-12
i 7.213955331676662E-16 -1.431064501201608E-15 2.95450809991358E-12 8.554028292426592E-12 -7.694721303121421E-12 2.043114431974983E-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 15.08   n/a MPCxxxxx  
rotation period rot_per 4.282 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:
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]

70512 (1999 TM103)          Discovered 1999-Oct-03 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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