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24453 (2000 QG173)
Classification: Jupiter Trojan          SPK-ID: 2024453
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05503831269508486 5.002e-08  
a 5.162168481933188 8.8842e-08 au
q 4.878051438839837 3.1582e-07 au
i 9.778707893315424 4.593e-06 deg
node 291.6737614487552 3.3785e-05 deg
peri 356.2869511733775 6.3402e-05 deg
M 313.7452189924215 5.4214e-05 deg
tp 2459946.928379465539
(2023-Jan-02.42837947)
0.00064558 TDB
period 4283.972646527676
11.73
0.00011059
3.028e-07
d
yr
n .08403415000602157 2.1694e-09 deg/d
Q 5.446285525026538 9.3732e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1541  
   data-arc span      24687 days (67.59 yr)  
   first obs. used      1953-12-31  
   last obs. used      2021-08-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50058  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 15:18:51  

Additional Information
 Earth MOID = 3.86144 au 
 Jupiter MOID = .209371 au 
 T_jup = 2.968 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457091.5 (2015-Mar-10.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05263832506360937 4.9972e-08  
q 4.908250688322025 3.177e-07 au
tp 2455639.385378263137
(2011-Mar-18.88537826)
0.00068405 TDB
node 291.6734801521577 3.3791e-05 deg
peri 355.3581050131222 6.5502e-05 deg
i 9.767487466265914 4.5884e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1541  
   data-arc span      24687 days (67.59 yr)  
   first obs. used      1953-12-31  
   last obs. used      2021-08-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50058  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 15:18:51  

Additional Information
 Jupiter MOID = .209371 au 
 T_jup = 2.968 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.49720672563027E-15 -1.550086335407249E-14 4.278473123712741E-12 -1.09117430251932E-15 2.968017126555533E-13 -1.050167369954332E-15
q -1.550086335407249E-14 1.009301516291432E-13 -3.04419551962476E-11 1.139497223387951E-14 -1.989145118538105E-12 8.917348756020521E-15
tp 4.278473123712741E-12 -3.04419551962476E-11 4.679283074072232E-7 1.074793999526858E-11 3.846137636866645E-8 9.66640702766015E-12
node -1.09117430251932E-15 1.139497223387951E-14 1.074793999526858E-11 1.141838154749127E-9 -1.124048066371015E-9 1.8789113175218E-11
peri 2.968017126555533E-13 -1.989145118538105E-12 3.846137636866645E-8 -1.124048066371015E-9 4.290565818909967E-9 -1.758785426340192E-11
i -1.050167369954332E-15 8.917348756020521E-15 9.66640702766015E-12 1.8789113175218E-11 -1.758785426340192E-11 2.105341818565111E-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 11.22   n/a MPCxxxxx  
diameter diameter 27.932 km 0.326 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
rotation period rot_per 57.7116 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.090   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  

24453 (2000 QG173)          Discovered 2000-Aug-31 by LINEAR at Socorro
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 QG173 = 1999 NB20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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