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JPL Small-Body Database Browser
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52790 (1998 QD48)
Classification: Main-belt Asteroid          SPK-ID: 2052790
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1792878484465212 3.3935e-08  
a 2.258251718666197 6.7844e-09 au
q 1.853374626775876 7.5924e-08 au
i 3.88428995984439 3.6073e-06 deg
node 225.5848995692903 5.8693e-05 deg
peri 179.1176715034919 6.0112e-05 deg
M 103.9265674911982 1.2851e-05 deg
tp 2458642.666469129921
(2019-Jun-08.16646913)
4.3781e-05 TDB
period 1239.52973934349
3.39
5.5858e-06
1.529e-08
d
yr
n .2904327250677116 1.3088e-09 deg/d
Q 2.663128810556518 8.0008e-09 au
  Orbit Determination Parameters
   # obs. used (total)      911  
   data-arc span      11416 days (31.26 yr)  
   first obs. used      1988-11-03  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57533  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:35:37  

Additional Information
 Earth MOID = .862554 au 
 Jupiter MOID = 2.72469 au 
 T_jup = 3.597 
[ 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 15.8   n/a MPO359098  
diameter diameter 3.436 km 0.946 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.072   0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

52790 (1998 QD48)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1998 QD48 = 1988 VC5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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