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70525 (1999 TW112)
Classification: Main-belt Asteroid          SPK-ID: 2070525
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1582231442859814 6.38e-08  
a 2.561368189282389 2.0694e-08 au
q 2.156100460700038 1.6227e-07 au
i 14.13448998000597 5.9113e-06 deg
node 213.9991927256949 2.7464e-05 deg
peri 99.98686548886006 3.2982e-05 deg
M 54.29911324601316 2.5772e-05 deg
tp 2458774.662176002665
(2019-Oct-18.16217600)
0.00010522 TDB
period 1497.291793158521
4.10
1.8145e-05
4.968e-08
d
yr
n .2404340968439986 2.9138e-09 deg/d
Q 2.966635917864739 2.3968e-08 au
  Orbit Determination Parameters
   # obs. used (total)      310  
   data-arc span      10189 days (27.90 yr)  
   first obs. used      1990-05-30  
   last obs. used      2018-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61426  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 04:39:43  

Additional Information
 Earth MOID = 1.1969 au 
 Jupiter MOID = 2.41974 au 
 T_jup = 3.375 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456142.5 (2012-Aug-03.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1569336110994693 6.351e-08  
q 2.161745402017746 1.6129e-07 au
tp 2455781.406336794583
(2011-Aug-07.90633679)
8.4959e-05 TDB
node 214.1064902333844 2.7393e-05 deg
peri 100.5319702897851 3.3068e-05 deg
i 14.14769141622711 5.917e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      310  
   data-arc span      10189 days (27.90 yr)  
   first obs. used      1990-05-30  
   last obs. used      2018-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61426  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 04:39:43  

Additional Information
 Jupiter MOID = 2.41974 au 
 T_jup = 3.375 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.033516293788484E-15 -1.018479212174266E-14 8.022217163791628E-13 -2.042779166649963E-14 1.582156612001466E-13 -5.088108011522103E-15
q -1.018479212174266E-14 2.601493975425432E-14 -1.404381880307375E-12 6.000463280462962E-14 -2.58376914027248E-13 1.319696852412624E-14
tp 8.022217163791628E-13 -1.404381880307375E-12 7.218097967451322E-9 6.241772914971931E-11 1.631310838743685E-9 -2.488467262883495E-12
node -2.042779166649963E-14 6.000463280462962E-14 6.241772914971931E-11 7.503606741527803E-10 -7.127111775908558E-10 -1.747783066541532E-11
peri 1.582156612001466E-13 -2.58376914027248E-13 1.631310838743685E-9 -7.127111775908558E-10 1.093490945738445E-9 1.647640071775974E-11
i -5.088108011522103E-15 1.319696852412624E-14 -2.488467262883495E-12 -1.747783066541532E-11 1.647640071775974E-11 3.501079620723962E-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 MPO436275  

70525 (1999 TW112)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TW112 = 1998 HM72 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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