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461409 (2001 TK25)
Classification: Main-belt Asteroid          SPK-ID: 2461409
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1891690701389911 6.7322e-08  
a 2.665616366458349 2.283e-08 au
q 2.161364197068147 1.7381e-07 au
i 12.30191421829587 8.8719e-06 deg
node 359.3091472159717 2.803e-05 deg
peri 52.63491997022982 4.7494e-05 deg
M 81.83513345018908 3.1427e-05 deg
tp 2458639.146562528053
(2019-Jun-04.64656253)
0.00013799 TDB
period 1589.625775695494
4.35
2.0422e-05
5.591e-08
d
yr
n .2264683962126197 2.9095e-09 deg/d
Q 3.169868535848551 2.7149e-08 au
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      6700 days (18.34 yr)  
   first obs. used      2001-09-26  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5971  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 12:39:29  

Additional Information
 Earth MOID = 1.19421 au 
 Jupiter MOID = 2.36052 au 
 T_jup = 3.325 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457634.5 (2016-Sep-03.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1874916881421794 6.661e-08  
q 2.167761125545688 1.7084e-07 au
tp 2457048.909304823922
(2015-Jan-26.40930482)
0.00013981 TDB
node 359.3493491255495 2.7995e-05 deg
peri 52.68519564671181 4.7879e-05 deg
i 12.30646620555351 8.8749e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      6700 days (18.34 yr)  
   first obs. used      2001-09-26  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5971  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 12:39:29  

Additional Information
 Jupiter MOID = 2.36052 au 
 T_jup = 3.325 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.436950621729762E-15 -1.132239413312151E-14 -5.407340665436653E-12 1.69178665274943E-14 -1.561662142392541E-12 7.696074828787254E-15
q -1.132239413312151E-14 2.918573302144308E-14 1.422852941161435E-11 -4.270783677313482E-14 4.127022139247842E-12 -2.375978695008784E-14
tp -5.407340665436653E-12 1.422852941161435E-11 1.954543921187727E-8 -5.540957323106332E-11 5.451105929586337E-9 -6.1214407157854E-11
node 1.69178665274943E-14 -4.270783677313482E-14 -5.540957323106332E-11 7.837208384645561E-10 -7.805262577986003E-10 -8.768415394275618E-11
peri -1.561662142392541E-12 4.127022139247842E-12 5.451105929586337E-9 -7.805262577986003E-10 2.292406740464859E-9 6.877617249636028E-11
i 7.696074828787254E-15 -2.375978695008784E-14 -6.1214407157854E-11 -8.768415394275618E-11 6.877617249636028E-11 7.876439825298005E-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 17.1   n/a MPO456234  

461409 (2001 TK25)          Discovered 2001-Oct-14 by LINEAR at Socorro
Reference: Last Updated: 2016-03-24

Alternate Designations
 2001 TK25 = 2014 SC152 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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