Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
11725 Victoriahsu (1998 HM146)
Classification: Main-belt Asteroid          SPK-ID: 2011725
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05078731900990735 3.8499e-08  
a 2.809417086330194 1.5092e-08 au
q 2.666734324534858 1.0919e-07 au
i 2.031176461906966 3.9031e-06 deg
node 148.1849858916816 0.00011199 deg
peri 202.1465079587402 0.00011852 deg
M 125.1512069665933 3.845e-05 deg
tp 2458402.563179853274
(2018-Oct-11.06317985)
0.00018425 TDB
period 1719.977461426163
4.71
1.386e-05
3.795e-08
d
yr
n .2093050682777534 1.6866e-09 deg/d
Q 2.95209984812553 1.5859e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1611  
   data-arc span      9786 days (26.79 yr)  
   first obs. used      1993-04-18  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53065  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:08:05  

Additional Information
 Earth MOID = 1.66026 au 
 Jupiter MOID = 2.26692 au 
 T_jup = 3.319 
[ 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 MPO319232  
diameter diameter 3.624 km 0.353 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.281   0.130 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11725 Victoriahsu           Discovered 1998 Apr. 21 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Victoria Hsu (b. 1987) is a finalist in the 2002 Intel International Science and Engineering Fair for her mathematics project. She attends the West Shore Jr/Sr High School, Palm Bay, Florida, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020724/MPCPages.arcLast Updated: 2003-10-02

[ 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
2079-Aug-31 19:45 00:05 Psych 0.0177731839128503 0.0177611517867442 0.0177852185263447 1.53305487522497 1.53305443117659 2480642.322710036 5.22136275910581 680.763496372411 47.5931226467418 -29.0061697600584 27136.8389594216 T 33 CATAB v2.0f-lin.ifort 2020-Feb-22 20:08:21 2020-Feb-22 20:08

Alternate Designations
 1998 HM146 = 1997 AE9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-22 20:55 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin