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452521 (2004 TW16)
Classification: Main-belt Asteroid          SPK-ID: 2452521
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1922811870862492 1.2929e-07  
a 3.149057418511639 4.3424e-08 au
q 2.543552919877462 4.0534e-07 au
i 23.73779179396644 1.7891e-05 deg
node 233.6506665287752 2.3981e-05 deg
peri 157.5462331946584 4.1223e-05 deg
M 217.9017017796825 3.4931e-05 deg
tp 2459406.167179406321
(2021-Jul-10.66717941)
0.00021044 TDB
period 2041.12356177961
5.59
4.2219e-05
1.156e-07
d
yr
n .1763734478113241 3.6481e-09 deg/d
Q 3.754561917145816 5.1773e-08 au
  Orbit Determination Parameters
   # obs. used (total)      63  
   data-arc span      9335 days (25.56 yr)  
   first obs. used      1993-11-10  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67638  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:57:06  

Additional Information
 Earth MOID = 1.56359 au 
 Jupiter MOID = 1.70473 au 
 T_jup = 3.050 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457521.5 (2016-May-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1956956440084994 1.3037e-07  
q 2.526356259760159 4.1004e-07 au
tp 2457368.294124468144
(2015-Dec-11.79412447)
0.00017695 TDB
node 233.660445304249 2.4003e-05 deg
peri 157.4221383332709 4.0567e-05 deg
i 23.7483045759672 1.7899e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      63  
   data-arc span      9335 days (25.56 yr)  
   first obs. used      1993-11-10  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67638  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:57:06  

Additional Information
 Jupiter MOID = 1.70473 au 
 T_jup = 3.050 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.699598866032261E-14 -5.327832764267027E-14 4.689391003484679E-12 -8.865938394805624E-14 1.108425083259762E-12 -4.687975543960279E-14
q -5.327832764267027E-14 1.681347847216567E-13 -1.127866302030928E-11 2.826835118684688E-13 -2.894237469719237E-12 1.434975546022832E-13
tp 4.689391003484679E-12 -1.127866302030928E-11 3.131096432135464E-8 -4.713157182984875E-11 5.829601851844117E-9 3.95159307370215E-12
node -8.865938394805624E-14 2.826835118684688E-13 -4.713157182984875E-11 5.761216642580813E-10 -5.356847043094423E-10 3.765388533557627E-11
peri 1.108425083259762E-12 -2.894237469719237E-12 5.829601851844117E-9 -5.356847043094423E-10 1.645672790727726E-9 -3.467389283962777E-11
i -4.687975543960279E-14 1.434975546022832E-13 3.95159307370215E-12 3.765388533557627E-11 -3.467389283962777E-11 3.203723000482181E-10

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 16.1   n/a MPO477165  

452521 (2004 TW16)          Discovered 2004-Oct-09 by LINEAR at Socorro
Reference: Last Updated: 2016-01-04

[ show close-approach data ]
Alternate Designations
 2004 TW16 = 1993 VS7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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