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192427 (1997 TD4)
Classification: Main-belt Asteroid          SPK-ID: 2192427
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1608061755691735 4.4207e-08  
a 2.401661435260154 1.4719e-08 au
q 2.015459444843996 1.0508e-07 au
i .5134091283784343 6.5571e-06 deg
node 313.5712901296856 0.00058074 deg
peri 100.6428703332023 0.00058128 deg
M 57.99434825615015 2.5732e-05 deg
tp 2458981.497397930702
(2020-May-11.99739793)
9.5994e-05 TDB
period 1359.458966531044
3.72
1.2498e-05
3.422e-08
d
yr
n .2648112292190904 2.4344e-09 deg/d
Q 2.787863425676311 1.7086e-08 au
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      8568 days (23.46 yr)  
   first obs. used      1997-10-03  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61419  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:19:52  

Additional Information
 Earth MOID = 1.02612 au 
 Jupiter MOID = 2.55594 au 
 T_jup = 3.508 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457467.5 (2016-Mar-20.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1606134489871163 4.4226e-08  
q 2.01592531715254 1.0526e-07 au
tp 2457618.912914105288
(2016-Aug-18.41291411)
8.9283e-05 TDB
node 314.0510765903778 0.00058079 deg
peri 99.4581803791622 0.00058133 deg
i .5130835203179934 6.5598e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      8568 days (23.46 yr)  
   first obs. used      1997-10-03  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61419  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:19:52  

Additional Information
 Jupiter MOID = 2.55594 au 
 T_jup = 3.508 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.955953813104381E-15 -4.622892464958431E-15 -6.573186652944722E-14 -2.403131216769445E-15 -3.159984863199672E-14 -5.71863596649766E-16
q -4.622892464958431E-15 1.108064415444941E-14 7.218406777959762E-13 8.399714026965877E-15 2.274511437004902E-13 1.433947222853114E-15
tp -6.573186652944722E-14 7.218406777959762E-13 7.97147024499462E-9 1.465217836268853E-11 2.268945435515213E-9 1.895838675472741E-13
node -2.403131216769445E-15 8.399714026965877E-15 1.465217836268853E-11 3.37311455067017E-7 -3.372932301270885E-7 5.131068432809066E-10
peri -3.159984863199672E-14 2.274511437004902E-13 2.268945435515213E-9 -3.372932301270885E-7 3.379464174379522E-7 -5.130393404596304E-10
i -5.71863596649766E-16 1.433947222853114E-15 1.895838675472741E-13 5.131068432809066E-10 -5.130393404596304E-10 4.30310693711518E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.43   n/a MPCxxxxx  

192427 (1997 TD4)          Discovered 1997-Oct-03 by ODAS at Caussols
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

Alternate Designations
 1997 TD4 = 2001 YT146 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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