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 ]  
48680 (1996 BU)
Classification: Main-belt Asteroid          SPK-ID: 2048680
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .117081023637483 3.66e-08  
a 2.402416752286646 9.7802e-09 au
q 2.121139339725088 9.2222e-08 au
i 7.014298378303927 4.4617e-06 deg
node 276.8973942611846 3.1478e-05 deg
peri 116.538636006647 3.7661e-05 deg
M 269.64360843649 2.0872e-05 deg
tp 2459341.871551723576
(2021-May-07.37155172)
7.9544e-05 TDB
period 1360.100337053713
3.72
8.3054e-06
2.274e-08
d
yr
n .2646863545228155 1.6163e-09 deg/d
Q 2.683694164848204 1.0925e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1093  
   data-arc span      9087 days (24.88 yr)  
   first obs. used      1995-12-18  
   last obs. used      2020-11-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50478  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:49:55  

Additional Information
 Earth MOID = 1.13891 au 
 Jupiter MOID = 2.71436 au 
 T_jup = 3.505 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457744.5 (2016-Dec-22.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1182679357510117 3.6627e-08  
q 2.116944694463544 9.2324e-08 au
tp 2457983.646282287456
(2017-Aug-18.14628229)
7.6222e-05 TDB
node 276.9124660459171 3.1496e-05 deg
peri 116.8446829915511 3.7551e-05 deg
i 7.01377239082744 4.4605e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1093  
   data-arc span      9087 days (24.88 yr)  
   first obs. used      1995-12-18  
   last obs. used      2020-11-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50478  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:49:55  

Additional Information
 Jupiter MOID = 2.71436 au 
 T_jup = 3.505 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.341558200067743E-15 -3.370144783836066E-15 -4.186196020502723E-13 2.179349564136229E-15 -8.094245150302154E-14 6.80212673622296E-16
q -3.370144783836066E-15 8.523695678104083E-15 1.155012923201653E-12 -6.169204902213782E-15 2.282878872551839E-13 -1.383771591600037E-15
tp -4.186196020502723E-13 1.155012923201653E-12 5.809855010202627E-9 -2.405838639141439E-11 1.569583519140917E-9 -9.597827773144644E-13
node 2.179349564136229E-15 -6.169204902213782E-15 -2.405838639141439E-11 9.91987922849296E-10 -9.906680327999538E-10 3.094490325502728E-11
peri -8.094245150302154E-14 2.282878872551839E-13 1.569583519140917E-9 -9.906680327999538E-10 1.410092779932196E-9 -3.097045694463746E-11
i 6.80212673622296E-16 -1.383771591600037E-15 -9.597827773144644E-13 3.094490325502728E-11 -3.097045694463746E-11 1.98964053692004E-11

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 15.1   n/a MPO436123  
rotation period rot_per 114.97 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

48680 (1996 BU)          Discovered 1996-Jan-17 by Endate, K., Watanabe, K. at Kitami
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 BU = 1998 QX88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-22 08:59 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin