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JPL Small-Body Database Browser
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17750 (1998 DZ1)
Classification: Main-belt Asteroid          SPK-ID: 2017750
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1588576808034994 5.8091e-08  
a 2.571329904292091 1.629e-08 au
q 2.162854399115566 1.537e-07 au
i 12.382479952735 6.3467e-06 deg
node 332.2635575035126 2.1853e-05 deg
peri 250.9475208461428 2.8754e-05 deg
M 329.0700130426026 1.8446e-05 deg
tp 2458729.893471270453
(2019-Sep-03.39347127)
7.7535e-05 TDB
period 1506.035218234135
4.12
1.4311e-05
3.918e-08
d
yr
n .2390382347247558 2.2715e-09 deg/d
Q 2.979805409468617 1.8878e-08 au
  Orbit Determination Parameters
   # obs. used (total)      935  
   data-arc span      13561 days (37.13 yr)  
   first obs. used      1982-03-25  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48692  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:32:49  

Additional Information
 Earth MOID = 1.19291 au 
 Jupiter MOID = 2.13765 au 
 T_jup = 3.379 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5   n/a MPO474002  
diameter diameter 6.250 km 0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17750 (1998 DZ1)          Discovered 1998-Feb-18 by Zoltowski, F. B. at Woomera
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 DZ1 = 1982 FQ1 = 1990 DO4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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