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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
30283 (2000 HS57)
Classification: Main-belt Asteroid          SPK-ID: 2030283
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 .1054413790559903 2.883e-08  
a 2.276978671808721 6.983e-09 au
q 2.036890900572132 6.6692e-08 au
i 6.799791254344242 3.6828e-06 deg
node 60.556304559051 3.3245e-05 deg
peri 226.180504118774 4.1671e-05 deg
M 250.2246860145269 2.7587e-05 deg
tp 2459383.182901434445
(2021-Jun-17.68290143)
9.6801e-05 TDB
period 1254.980191034856
3.44
5.7731e-06
1.581e-08
d
yr
n .2868571174044939 1.3196e-09 deg/d
Q 2.51706644304531 7.7193e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1658  
   data-arc span      9792 days (26.81 yr)  
   first obs. used      1993-04-15  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52764  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:57:24  

Additional Information
 Earth MOID = 1.0273 au 
 Jupiter MOID = 2.59908 au 
 T_jup = 3.592 
[ 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 14.7   n/a MPO358912  
diameter diameter 2.451 km 0.230 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.511   0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30283 (2000 HS57)          Discovered 2000-Apr-24 by LONEOS at Anderson Mesa
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 HS57 = 1998 XL45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-04 10:25 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin