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 ]  
48187 (2001 HU46)
Classification: Main-belt Asteroid          SPK-ID: 2048187
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07999918927238589 4.8577e-08  
a 2.767847091450399 1.5746e-08 au
q 2.546421568104436 1.3719e-07 au
i 1.951366544211531 5.0744e-06 deg
node 351.2126023355337 0.0001392 deg
peri 199.9415393244875 0.00014206 deg
M 81.50225642106558 2.8174e-05 deg
tp 2458619.715992983446
(2019-May-16.21599298)
0.0001315 TDB
period 1681.944139285552
4.60
1.4353e-05
3.93e-08
d
yr
n .2140380239696421 1.8265e-09 deg/d
Q 2.989272614796362 1.7006e-08 au
  Orbit Determination Parameters
   # obs. used (total)      876  
   data-arc span      9396 days (25.72 yr)  
   first obs. used      1993-09-10  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57458  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:43:32  

Additional Information
 Earth MOID = 1.54634 au 
 Jupiter MOID = 1.96998 au 
 T_jup = 3.333 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456475.5 (2013-Jul-02.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08048504109940199 4.8389e-08  
q 2.545038435286215 1.3694e-07 au
tp 2456931.839463360662
(2014-Oct-01.33946336)
0.00013099 TDB
node 351.3958970845005 0.00013937 deg
peri 198.0199705224649 0.00014221 deg
i 1.950511489399996 5.0722e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      876  
   data-arc span      9396 days (25.72 yr)  
   first obs. used      1993-09-10  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57458  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:43:32  

Additional Information
 Jupiter MOID = 1.96998 au 
 T_jup = 3.333 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.341534760101797E-15 -6.58942509017194E-15 4.691518564904395E-13 2.96519509265899E-15 1.522735118618819E-13 4.015743226131845E-16
q -6.58942509017194E-15 1.875235281614241E-14 -1.36034719892925E-12 -7.675396120449058E-15 -4.491288528705139E-13 -1.310342328066054E-15
tp 4.691518564904395E-13 -1.36034719892925E-12 1.715959093988258E-8 -9.625139346745132E-12 3.726045707742134E-9 1.551456861132512E-12
node 2.96519509265899E-15 -7.675396120449058E-15 -9.625139346745132E-12 1.942496894296537E-8 -1.941531061632801E-8 1.116762563316638E-10
peri 1.522735118618819E-13 -4.491288528705139E-13 3.726045707742134E-9 -1.941531061632801E-8 2.022440529285909E-8 -1.112767539250389E-10
i 4.015743226131845E-16 -1.310342328066054E-15 1.551456861132512E-12 1.116762563316638E-10 -1.112767539250389E-10 2.572732400648511E-11

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 14.9   n/a MPO474359  
diameter diameter 4.188 km 0.178 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.084   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48187 (2001 HU46)          Discovered 2001-Apr-18 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 HU46 = 1996 FO4 = 2000 AU26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-14 17:28 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin