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37852 (1998 DG32)
Classification: Main-belt Asteroid          SPK-ID: 2037852
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08377630919637363 3.0953e-08  
a 2.227713986937538 7.0664e-09 au
q 2.041084331166772 6.8073e-08 au
i 5.102699136999341 4.2689e-06 deg
node 238.1135213135507 3.8122e-05 deg
peri 260.2033396218433 4.6667e-05 deg
M 202.4518093479379 2.6561e-05 deg
tp 2459531.994155785273
(2021-Nov-13.49415579)
9.0033e-05 TDB
period 1214.472189688672
3.33
5.7786e-06
1.582e-08
d
yr
n .2964250668368828 1.4104e-09 deg/d
Q 2.414343642708304 7.6584e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1225  
   data-arc span      9910 days (27.13 yr)  
   first obs. used      1993-06-13  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53041  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 03:23:20  

Additional Information
 Earth MOID = 1.06183 au 
 Jupiter MOID = 2.61431 au 
 T_jup = 3.635 
[ 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 15.2   n/a MPO436032  

37852 (1998 DG32)          Discovered 1998-Feb-22 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20020328/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
1940-Sep-12 18:51 00:04 Thisb 0.00498391794411231 0.00497626599946815 0.0049915713769913 3.43975080711908 3.43975040939955 2429885.285497261 3.6331936786209 404.9971481302 38.2737037795651 19.7757978359358 6806.85603215118 T 25 CATAB v2.0f-lin.ifort 2020-Aug-25 03:23:37 2020-Aug-25 03:23
2018-Apr-30 16:31 < 00:01 Iris 0.0434569726186093 0.0434561003546466 0.0434578448921419 5.05233255902103 5.05233253283789 2458239.187992220 0.197647100139228 106.129913554948 41.0143158994803 81.5136997489706 156976.923401811 T 25 CATAB v2.0f-lin.ifort 2020-Aug-25 03:23:37 2020-Aug-25 03:23
2182-Dec-28 04:51 < 00:01 Iris 0.0436635428473653 0.0436472385930244 0.0436798539946495 5.21079130059843 5.21079127533162 2518380.702232142 0.213402810926695 1188.06226817661 47.3171396689273 -46.8677378645142 100779.379127324 T 25 CATAB v2.0f-lin.ifort 2020-Aug-25 03:23:37 2020-Aug-25 03:23

Alternate Designations
 1998 DG32 = 1999 JS44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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