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 ]  
5027 Androgeos (1988 BX1)
Classification: Jupiter Trojan          SPK-ID: 2005027
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06538113180541762 6.5833e-08  
a 5.303326589054825 1.1309e-07 au
q 4.956589094328655 3.855e-07 au
i 31.44607422503367 6.692e-06 deg
node 78.22553518155652 1.1113e-05 deg
peri 344.4097237357292 5.5224e-05 deg
M 252.3363964047001 5.9189e-05 deg
tp 2459934.596967512929
(2022-Dec-21.09696751)
0.00075139 TDB
period 4460.884572561542
12.21
0.00014268
3.906e-07
d
yr
n .08070148288846662 2.5813e-09 deg/d
Q 5.650064083780994 1.2048e-07 au
  Orbit Determination Parameters
   # obs. used (total)      1338  
   data-arc span      11588 days (31.73 yr)  
   first obs. used      1988-01-21  
   last obs. used      2019-10-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51086  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:42:05  

Additional Information
 Earth MOID = 3.97698 au 
 Jupiter MOID = .122213 au 
 T_jup = 2.700 
[ 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 9.6   n/a MPO416766  
diameter diameter 59.786 km 0.640 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
rotation period rot_per 11.376 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Mottola, S.; Di Martino, M.; Erikson, A.; Gonano-Beurer, M.; et al. (2011) Astron. J. 141, A170.]
[Stephens, R.D.; Coley, D.R.; French, L.M. (2016) Minor Planet Bull. 43, 15-22.]
[Stephens, R.D.; Coley, D.R.; Warner, B.D.; French, L.M. (2016) Minor Planet Bull. 43, 323-331.]
geometric albedo albedo 0.071   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  

5027 Androgeos (1988 BX1)          Discovered 1988-Jan-21 by Shoemaker, C. S. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin