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 ]  
58446 (1996 HN22)
Classification: Main-belt Asteroid          SPK-ID: 2058446
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .235483320744813 4.0912e-08  
a 2.784178649546616 1.1715e-08 au
q 2.12855101560457 1.1302e-07 au
i 8.354030461729801 3.8785e-06 deg
node 51.36887049046744 3.3528e-05 deg
peri 262.9569018810445 3.4933e-05 deg
M 359.2628031340942 8.8318e-06 deg
tp 2459003.974761928237
(2020-Jun-03.47476193)
4.1628e-05 TDB
period 1696.852431173012
4.65
1.0709e-05
2.932e-08
d
yr
n .2121575178762815 1.339e-09 deg/d
Q 3.439806283488663 1.4473e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1122  
   data-arc span      10808 days (29.59 yr)  
   first obs. used      1991-04-15  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54245  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:40:27  

Additional Information
 Earth MOID = 1.1346 au 
 Jupiter MOID = 1.93808 au 
 T_jup = 3.276 
[ 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 14.8   n/a MPO395546  
diameter diameter 5.722 km 0.102 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58446 (1996 HN22)          Discovered 1996-Apr-18 by Elst, E. W. at La Silla
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-22 11:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin