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JPL Small-Body Database Browser
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35582 (1998 HD45)
Classification: Main-belt Asteroid          SPK-ID: 2035582
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 .133322503225016 4.0289e-08  
a 2.649516644599897 1.2367e-08 au
q 2.296276453205493 1.0593e-07 au
i 4.207809318688418 4.288e-06 deg
node 243.2716846996875 8.2777e-05 deg
peri 183.3580558777614 8.7439e-05 deg
M 173.3131541528151 2.6413e-05 deg
tp 2458242.136485688110
(2018-May-03.63648569)
0.00011528 TDB
period 1575.246071117944
4.31
1.1029e-05
3.02e-08
d
yr
n .2285357231486443 1.6001e-09 deg/d
Q 3.0027568359943 1.4016e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1446  
   data-arc span      9862 days (27.00 yr)  
   first obs. used      1993-01-23  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50995  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:52:39  

Additional Information
 Earth MOID = 1.31007 au 
 Jupiter MOID = 2.28237 au 
 T_jup = 3.374 
[ 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 14.2   n/a MPO474210  
diameter diameter 4.572 km 0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.233   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35582 (1998 HD45)          Discovered 1998-Apr-20 by LINEAR at Socorro
Reference: 20020227/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
1901-Jun-01 05:20 00:05 Amphi 0.0298409672587008 0.0298371251706641 0.0298448193034455 3.16695004454458 3.16694998371442 2415536.721922943 4.56884300974427 893.816259050016 34.4116131956652 77.8133911131214 126703.426185422 T 25 CATAB v2.0f-lin.ifort 2020-Feb-23 03:52:53 2020-Feb-23 03:52

Alternate Designations
 1998 HD45 = 1993 BX6 = 2000 TR32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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