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48181 (2001 HW32)
Classification: Main-belt Asteroid          SPK-ID: 2048181
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1036321582625516 3.885e-08  
a 2.758781992423944 1.4516e-08 au
q 2.472883460373189 1.0921e-07 au
i 3.446962148900522 4.3678e-06 deg
node 84.12117400796673 7.6315e-05 deg
peri 194.3923762032456 8.0412e-05 deg
M 48.93005782234841 2.3269e-05 deg
tp 2458973.017638054753
(2020-May-03.51763805)
0.00010878 TDB
period 1673.687993536044
4.58
1.321e-05
3.617e-08
d
yr
n .2150938534484069 1.6977e-09 deg/d
Q 3.0446805244747 1.6021e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1087  
   data-arc span      8011 days (21.93 yr)  
   first obs. used      1998-11-11  
   last obs. used      2020-10-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57208  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:06:52  

Additional Information
 Earth MOID = 1.45475 au 
 Jupiter MOID = 2.05513 au 
 T_jup = 3.332 
[ 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 14.69   n/a E2021B10  

48181 (2001 HW32)          Discovered 2001-Apr-24 by LINEAR at Socorro
Reference: 20020921/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
1918-Jan-29 01:28 00:02 Europ 0.015772441034366 0.0157551740730305 0.0157897159722657 3.66803649492088 3.66803631120819 2421622.560870936 2.41558165583028 1026.77562241011 53.8677317490811 -33.1056205862568 23979.8441212322 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 10:06:54 2021-Apr-13 10:06

Alternate Designations
 2001 HW32 = 2000 BW17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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