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 ]  
71480 Roberthatt (2000 BZ28)
Classification: Main-belt Asteroid          SPK-ID: 2071480
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1528678119638481 5.2968e-08  
a 2.884619422037415 1.9142e-08 au
q 2.443653962642135 1.5262e-07 au
i 8.010873857505276 7.1727e-06 deg
node 356.9239050057512 3.0187e-05 deg
peri 142.4874564718798 3.6787e-05 deg
M 334.3999614163428 2.0529e-05 deg
tp 2458727.753381274477
(2019-Sep-01.25338127)
0.00010258 TDB
period 1789.497977087309
4.90
1.7813e-05
4.877e-08
d
yr
n .2011737395679859 2.0025e-09 deg/d
Q 3.325584881432695 2.2069e-08 au
  Orbit Determination Parameters
   # obs. used (total)      798  
   data-arc span      8767 days (24.00 yr)  
   first obs. used      1995-01-31  
   last obs. used      2019-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54205  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:50:09  

Additional Information
 Earth MOID = 1.46244 au 
 Jupiter MOID = 1.70491 au 
 T_jup = 3.261 
[ 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 14.5   n/a MPO337800  
diameter diameter 7.259 km 0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71480 Roberthatt           Discovered 2000 Jan. 30 by the Catalina Sky Survey.
Robert Hatt (1902-1989) was Director of the Cranbrook Institute of Science in Bloomfield Hills, Michigan (1935-1967). A Fellow in the Zoological Society of London, the New York Zoological Society, and the American Museum of Natural History, his research on the mammals of the U.S. resulted in many scholarly publications.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2014-09-09Last Updated: 2014-11-10

[ show close-approach data ]
Alternate Designations
 2000 BZ28 = 1995 BP16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Oct-17 04:18 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin