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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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1957090815548555 3.427e-08  
a 2.552615147418631 1.0158e-08 au
q 2.053045181354319 8.5837e-08 au
i 7.676659384028338 5.0566e-06 deg
node 142.6442644697123 2.8139e-05 deg
peri 256.6159620006432 3.1634e-05 deg
M 76.7092035301519 1.4674e-05 deg
tp 2458683.089409759406
(2019-Jul-18.58940976)		 6.0416e-05 TDB
period 1489.623242427471
4.08		 8.8921e-06
2.435e-08		 d
yr
n .2416718467774097 1.4426e-09 deg/d
Q 3.052185113482944 1.2146e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1600  
   data-arc span      10304 days (28.21 yr)  
   first obs. used      1992-02-29  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55368  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:47:27  

Additional Information
 Earth MOID = 1.0765 au 
 Jupiter MOID = 2.41151 au 
 T_jup = 3.400 
[ show covariance matrix ]

[ 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 27 CATAB v2.0f-lin.ifort 2020-Nov-13 02:47:31 2020-Nov-13 02:47

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