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
JPL Small-Body Database Browser
Search: [ help ]  
264 Libussa (A886 YA)
Classification: Main-belt Asteroid          SPK-ID: 2000264
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 89 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .137143078133822 1.0723e-08  
a 2.796656826307455 8.585e-09 au
q 2.413114700663685 3.3164e-08 au
i 10.42483019433966 2.6639e-07 deg
node 49.59427166754053 1.9542e-06 deg
peri 340.3991448858375 8.8235e-06 deg
M 232.5219922555947 1.1849e-05 deg
tp 2459805.408881038888
(2022-Aug-13.90888104)
5.7645e-05 TDB
period 1708.272674064886
4.68
7.8659e-06
2.154e-08
d
yr
n .2107391902156751 9.7037e-10 deg/d
Q 3.180198951951225 9.7624e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2726  
   data-arc span      46732 days (127.95 yr)  
   first obs. used      1893-04-10  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45299  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 18:08:18  

Additional Information
 Earth MOID = 1.42086 au 
 Jupiter MOID = 2.25649 au 
 T_jup = 3.289 
[ 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 8.37   n/a E2021B10 IRAS observations used: 19
diameter diameter 62.969 km 0.414 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 9.2276 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Gil Hutton, R. (1990) Minor Planet Bull. 17, 41-43.]
[Pilcher, F.; Cooney, W.R. (2006) Minor Planet Bull. 33, 13-14.]
[Pilcher, F.; Jardine, D. (2009) Minor Planet Bull. 36, 52-54.]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]
geometric albedo albedo 0.187   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.840   0.012 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=4.64, mean=8.03, max.=12.80) deg.
U-B UB 0.419   0.017 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=4.64, mean=8.03, max.=12.80) deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices; used ground-based radiometric albedo
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

264 Libussa (A886 YA)          Discovered 1886-Dec-22 by Peters, C. H. F. at Clinton
Discovery possibly as early as Dec. l7.
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 2021-May-06 17:10 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin