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 ]  
37297 (2001 BQ77)
Classification: Jupiter Trojan          SPK-ID: 2037297
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07646480507824688 5.852e-08  
a 5.246279228840919 1.4959e-07 au
q 4.845123510221543 2.9541e-07 au
i 20.75635971684667 6.194e-06 deg
node 250.9255074195121 1.6878e-05 deg
peri 256.1310786844915 5.0548e-05 deg
M 214.6460862466229 5.2845e-05 deg
tp 2460772.647060869244
(2025-Apr-07.14706087)
0.0006954 TDB
period 4389.100543899908
12.02
0.00018772
5.139e-07
d
yr
n .08202136095978431 3.5081e-09 deg/d
Q 5.647434947460295 1.6103e-07 au
  Orbit Determination Parameters
   # obs. used (total)      601  
   data-arc span      11992 days (32.83 yr)  
   first obs. used      1986-11-05  
   last obs. used      2019-09-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5392  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:57:49  

Additional Information
 Earth MOID = 3.93046 au 
 Jupiter MOID = .00231901 au 
 T_jup = 2.864 
[ 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 11.6   n/a MPO452689  
diameter diameter 26.879 km 1.003 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
geometric albedo albedo 0.061   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  

37297 (2001 BQ77)          Discovered 2001-Jan-26 by JPL/NEAT at Haleakala
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 BQ77 = 2000 YM30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Mar-29 16:10 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin