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146373 (2001 QM3)
Classification: Main-belt Asteroid          SPK-ID: 2146373
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09228768827755086 4.7559e-08  
a 2.607939844448825 1.9219e-08 au
q 2.367259105037727 1.2773e-07 au
i 14.47311344352554 5.9444e-06 deg
node 137.9976419256031 2.1793e-05 deg
peri 163.8477739794847 4.033e-05 deg
M 229.5458644590534 3.4883e-05 deg
tp 2459757.942570691388
(2022-Jun-27.44257069)
0.00014951 TDB
period 1538.313251755143
4.21
1.7005e-05
4.656e-08
d
yr
n .2340225565821896 2.5869e-09 deg/d
Q 2.848620583859923 2.0993e-08 au
  Orbit Determination Parameters
   # obs. used (total)      526  
   data-arc span      7162 days (19.61 yr)  
   first obs. used      2001-07-27  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59916  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:00:53  

Additional Information
 Earth MOID = 1.35331 au 
 Jupiter MOID = 2.42605 au 
 T_jup = 3.360 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457081.5 (2015-Feb-28.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09365513646357627 4.7607e-08  
q 2.36271673915189 1.2799e-07 au
tp 2456679.285518322880
(2014-Jan-21.78551832)
0.00014777 TDB
node 138.0725191083458 2.177e-05 deg
peri 163.2829515911113 3.9904e-05 deg
i 14.48316031306664 5.9489e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      526  
   data-arc span      7162 days (19.61 yr)  
   first obs. used      2001-07-27  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59916  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:00:53  

Additional Information
 Jupiter MOID = 2.42605 au 
 T_jup = 3.360 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.266378999194289E-15 -6.038356905037545E-15 1.867444016282152E-12 7.273827761299587E-15 4.420678476897879E-13 -5.180671712193577E-16
q -6.038356905037545E-15 1.638094090724898E-14 -5.210233337753852E-12 -1.934468597254182E-14 -1.217244114420778E-12 2.755588059276558E-15
tp 1.867444016282152E-12 -5.210233337753852E-12 2.183649280714556E-8 2.354693750522776E-11 4.972801797714865E-9 1.708154743862105E-11
node 7.273827761299587E-15 -1.934468597254182E-14 2.354693750522776E-11 4.739281680356238E-10 -4.531021446554829E-10 3.617223589153968E-11
peri 4.420678476897879E-13 -1.217244114420778E-12 4.972801797714865E-9 -4.531021446554829E-10 1.592308596198129E-9 -3.112282510774088E-11
i -5.180671712193577E-16 2.755588059276558E-15 1.708154743862105E-11 3.617223589153968E-11 -3.112282510774088E-11 3.538944679334504E-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 15.54   n/a E2021B55  
diameter diameter 2.729 km 0.469 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 17.2279 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 0.164   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146373 (2001 QM3)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1907-Jan-19 21:26 00:09 Europ 0.00719668959568581 0.00717231359638289 0.00722112148947022 3.37312817694316 3.37312773911255 2417595.393382164 9.1327695508755 1574.28861403166 53.3459331940798 -39.4685749038258 12824.7545156857 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 19:00:54 2021-Apr-13 19:00
2013-Nov-16 17:02 < 00:01 Hebe 0.0222225888739693 0.0222199181416488 0.0222252596869487 3.65137008683879 3.65137001022499 2456613.209617021 0.665890722112696 152.470292070568 58.8475335957147 31.9321216005475 35117.8026535045 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 19:00:54 2021-Apr-13 19:00
2046-Mar-15 08:41 00:03 Hebe 0.00500926916071242 0.00500626300127064 0.00501229264810399 3.57652065157258 3.57652030457819 2468419.862053973 2.68476266113429 544.879212814507 69.5641740396269 75.7383923234734 10436.4204416366 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 19:00:54 2021-Apr-13 19:00
2053-Jan-29 05:03 00:02 David 0.042907085926913 0.0428998614739737 0.0429143147011526 4.48279492953166 4.48279485098909 2470931.710639588 1.78862257963007 779.559713827821 69.2842872230165 -62.9320341449724 82522.6840240885 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 19:00:54 2021-Apr-13 19:00
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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