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 ]  
27891 (1996 HY)
Classification: Main-belt Asteroid          SPK-ID: 2027891
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1305575666655637 3.8385e-08  
a 2.63919330117323 1.1215e-08 au
q 2.294626645811997 1.0163e-07 au
i 12.47985195119606 3.7136e-06 deg
node 62.69962450105862 1.8406e-05 deg
peri 124.141884552685 2.228e-05 deg
M 160.8168721968861 1.3634e-05 deg
tp 2457900.924909253718
(2017-May-27.42490925)
5.8029e-05 TDB
period 1566.048569582477
4.29
9.9817e-06
2.733e-08
d
yr
n .2298779277937589 1.4652e-09 deg/d
Q 2.983759956534463 1.2679e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1485  
   data-arc span      8620 days (23.60 yr)  
   first obs. used      1996-04-20  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53059  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 01:09:09  

Additional Information
 Earth MOID = 1.31866 au 
 Jupiter MOID = 2.04243 au 
 T_jup = 3.350 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0   n/a MPO416986  
diameter diameter 8.904 km 0.179 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27891 (1996 HY)          Discovered 1996-Apr-20 by Kobayashi, T. at Oizumi
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1996 HY = 1998 WF17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-10 06:03 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin