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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1792878528513613 3.3248e-08  
a 2.258251717982362 6.7059e-09 au
q 1.853374616267407 7.4178e-08 au
i 3.884289669952526 3.4614e-06 deg
node 225.5848991454087 5.8639e-05 deg
peri 179.1176714960969 6.0054e-05 deg
M 103.9265684074009 1.2793e-05 deg
tp 2458642.666466137845
(2019-Jun-08.16646614)		 4.3604e-05 TDB
period 1239.529738780466
3.39		 5.5212e-06
1.512e-08		 d
yr
n .290432725199633 1.2937e-09 deg/d
Q 2.663128819697318 7.9082e-09 au
   Orbit Determination Parameters
   # obs. used (total)      979  
   data-arc span      11493 days (31.47 yr)  
   first obs. used      1988-11-03  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56593  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:27:39  

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

[ 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
2080-Dec-31 23:05 00:01 Iris 0.0475642321222553 0.0475559277846999 0.0475725380525746 1.65688758532481 1.65688751237914 2481130.461855492 1.19174221553984 600.162803838465 38.5344080306504 46.5594886367006 133900.506023516 T 23 CATAB v2.0f-lin.ifort 2020-May-20 10:27:53 2020-May-20 10:27

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