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13275 (1998 QT39)
Classification: Main-belt Asteroid          SPK-ID: 2013275
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .195709080259781 3.4306e-08  
a 2.552615148269832 1.0206e-08 au
q 2.053045185344759 8.5972e-08 au
i 7.676659390366808 5.0566e-06 deg
node 142.6442631424206 2.8302e-05 deg
peri 256.6159632201498 3.1786e-05 deg
M 76.70920311883228 1.4681e-05 deg
tp 2458683.089411302616
(2019-Jul-18.58941130)
6.0439e-05 TDB
period 1489.623243172571
4.08
8.9342e-06
2.446e-08
d
yr
n .2416718466565271 1.4495e-09 deg/d
Q 3.052185111194905 1.2204e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1586  
   data-arc span      10284 days (28.16 yr)  
   first obs. used      1992-02-29  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55211  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 03:51:13  

Additional Information
 Earth MOID = 1.0765 au 
 Jupiter MOID = 2.41151 au 
 T_jup = 3.400 
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Orbital Elements at Epoch 2456342.5 (2013-Feb-19.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1947078423368422 3.4039e-08  
q 2.055681195661136 8.5053e-08 au
tp 2455699.514840436875
(2011-May-18.01484044)
6.0719e-05 TDB
node 142.8061336494232 2.8237e-05 deg
peri 255.7969564384982 3.1835e-05 deg
i 7.682978775463163 5.0614e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1586  
   data-arc span      10284 days (28.16 yr)  
   first obs. used      1992-02-29  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55211  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 03:51:13  

Additional Information
 Jupiter MOID = 2.41151 au 
 T_jup = 3.400 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.158682779097735E-15 -2.88269466556347E-15 4.154872873575004E-13 -9.003920886552457E-15 8.235874721855124E-14 8.519336469094083E-16
q -2.88269466556347E-15 7.234091474390599E-15 -1.111599014884757E-12 2.289200238946007E-14 -2.179947716427476E-13 -2.047049251111429E-15
tp 4.154872873575004E-13 -1.111599014884757E-12 3.686820194091822E-9 -1.450645151821248E-11 9.033702325315971E-10 -2.978201863088194E-12
node -9.003920886552457E-15 2.289200238946007E-14 -1.450645151821248E-11 7.973547913361558E-10 -7.929924273006509E-10 -3.352617718336206E-11
peri 8.235874721855124E-14 -2.179947716427476E-13 9.033702325315971E-10 -7.929924273006509E-10 1.013462103984809E-9 3.252018058472727E-11
i 8.519336469094083E-16 -2.047049251111429E-15 -2.978201863088194E-12 -3.352617718336206E-11 3.252018058472727E-11 2.561793825874316E-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 13.9   n/a MPO416854  
diameter diameter 5.002 km 0.153 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.213   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13275 (1998 QT39)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

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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
2147-Oct-20 17:31 00:19 Europ 0.0353486102752169 0.0353453652726074 0.0353518574296204 1.95274238962871 1.95274223565221 2505528.230056562 19.0671711097882 492.595984393653 58.4445696806587 72.048124216676 85899.8209013075 T 26 CATAB v2.0f-lin.ifort 2020-May-20 03:51:24 2020-May-20 03:51

Alternate Designations
 1998 QT39 = 1992 DC6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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