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JPL Small-Body Database Browser
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17755 (1998 DU11)
Classification: Main-belt Asteroid          SPK-ID: 2017755
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1619143778661214 3.9909e-08  
a 3.092506977837273 1.8782e-08 au
q 2.591785634474111 1.2713e-07 au
i 2.250178579010975 4.5016e-06 deg
node 88.21531587163719 0.00010756 deg
peri 176.1550061968566 0.00010827 deg
M 308.3664472745583 1.3366e-05 deg
tp 2459285.400995543978
(2021-Mar-11.90099554)
7.448e-05 TDB
period 1986.389721063973
5.44
1.8096e-05
4.954e-08
d
yr
n .1812333180052768 1.651e-09 deg/d
Q 3.593228321200434 2.1823e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1643  
   data-arc span      10611 days (29.05 yr)  
   first obs. used      1990-12-19  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51275  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 00:33:55  

Additional Information
 Earth MOID = 1.57604 au 
 Jupiter MOID = 1.48883 au 
 T_jup = 3.203 
[ 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 13.3   n/a MPO395173  
diameter diameter 10.699 km 0.198 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.089   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17755 (1998 DU11)          Discovered 1998-Feb-24 by JPL/GEODSS NEAT at Haleakala
Reference: 20001013/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
1942-Jun-30 09:19 00:02 Jupiter 1.60225061812538 1.60224953665067 1.60225169959709 1.3748180847847 0.91259730730959 2430540.887928117 2.05121685380885 324.236133720499 130.676212403929 9.64906826333653 1094748.35978679 T 30 CATAB v2.0f-lin.ifort 2020-Jan-29 00:34:26 2020-Jan-29 00:34
1952-Mar-30 00:15 00:02 Jupiter 1.63150569348263 1.63150471037271 1.63150667659496 1.8314781952371 1.52183445108873 2434101.510154307 1.77431154090525 175.946605642408 35.3507312309961 70.8403419165598 1820798.93275592 T 30 CATAB v2.0f-lin.ifort 2020-Jan-29 00:34:26 2020-Jan-29 00:34
2002-Oct-14 01:15 < 00:01 Jupiter 1.89457602622375 1.89457553666901 1.89457651577839 2.29994425043514 2.0965658447565 2452561.551943318 0.402759276684988 47.9026455397117 7.94124144633008 -84.7785280668977 2671758.03926443 T 30 CATAB v2.0f-lin.ifort 2020-Jan-29 00:34:26 2020-Jan-29 00:34
2012-Jul-19 13:49 < 00:01 Jupiter 1.47217370766171 1.47217329584752 1.47217411947364 1.13127735346555 0.359274872262278 2456128.075805266 0.216782880177841 3938.55213912942 583.494587051825 -2.30938442799991 1463573.054203 T 30 CATAB v2.0f-lin.ifort 2020-Jan-29 00:34:26 2020-Jan-29 00:34
2072-Oct-29 16:30 00:02 Jupiter 1.5463931552005 1.54639239413044 1.54639391626722 1.21373851227566 0.614556519805549 2478145.187660106 1.71092592991994 956.3315830166 259.998806987882 -1.10387170337017 1155570.27627231 T 30 CATAB v2.0f-lin.ifort 2020-Jan-29 00:34:26 2020-Jan-29 00:34
2082-Jul-29 10:16 00:02 Jupiter 1.7170235791219 1.71702233290493 1.71702482534112 2.21855271166826 1.98377390689749 2481704.927938178 2.04580476300845 146.176872073706 6.26717416040155 89.7506112399323 2061350.39645703 T 30 CATAB v2.0f-lin.ifort 2020-Jan-29 00:34:26 2020-Jan-29 00:34
2133-Feb-19 03:47 00:03 Jupiter 1.81096498380808 1.81096289649367 1.81096707111962 1.97404795752467 1.72087988440497 2500171.657643571 3.28377583777753 100.871371246175 18.3486918679066 81.8455639397314 1075514.89001885 T 30 CATAB v2.0f-lin.ifort 2020-Jan-29 00:34:26 2020-Jan-29 00:34
2142-Nov-25 01:43 00:04 Jupiter 1.50615740743688 1.50615644910955 1.50615836576807 1.2673077238464 0.693774118015353 2503737.571306347 3.65227555566277 1121.31747758606 257.928088504204 14.3070852943507 1060486.04730916 T 30 CATAB v2.0f-lin.ifort 2020-Jan-29 00:34:26 2020-Jan-29 00:34

Alternate Designations
 1998 DU11 = 1993 GT 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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