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 ]  
48839 (1998 BZ1)
Classification: Main-belt Asteroid          SPK-ID: 2048839
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .2025523530094175 3.9173e-08  
a 3.023815060342871 1.8719e-08 au
q 2.411334204805109 1.2118e-07 au
i 2.714166279590952 5.858e-06 deg
node 141.1134776511532 8.5762e-05 deg
peri 317.6019470713121 8.719e-05 deg
M 105.797093209519 1.3333e-05 deg
tp 2458436.079862414274
(2018-Nov-13.57986241)
7.1049e-05 TDB
period 1920.574973912226
5.26
1.7834e-05
4.883e-08
d
yr
n .1874438670137814 1.7406e-09 deg/d
Q 3.636295915880634 2.2511e-08 au
  Orbit Determination Parameters
   # obs. used (total)      813  
   data-arc span      9847 days (26.96 yr)  
   first obs. used      1993-02-17  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48986  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:14:41  

Additional Information
 Earth MOID = 1.42905 au 
 Jupiter MOID = 1.54561 au 
 T_jup = 3.212 
[ 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 14.8   n/a MPO244586  

48839 (1998 BZ1)          Discovered 1998-Jan-19 by Kawasato, N. at Uenohara
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1937-May-22 14:47 00:02 Jupiter 1.56120317211515 1.56120267658193 1.56120366764856 0.99114662243968 n/a 2428676.116052562 2.48906841071068 70.7102880070778 22.5857836008147 81.3964499696767 10233092.2687122 F 16 CATAB v2.0f-lin.ifort 2020-Feb-23 09:14:52 2020-Feb-23 09:15
1984-Nov-03 15:30 < 00:01 Jupiter 1.56037756783386 1.56037713983377 1.56037799583396 0.988055555945648 n/a 2446008.145693031 0.930748256359404 60.0710813224739 21.0196020149791 86.2308439146403 11080821.1286262 F 16 CATAB v2.0f-lin.ifort 2020-Feb-23 09:14:52 2020-Feb-23 09:15
2032-Apr-08 20:30 < 00:01 Jupiter 1.5555409993182 1.55554058724573 1.55554141139068 0.970699566285383 n/a 2463331.354213423 0.671452928334878 61.5662390003143 20.289037422736 86.790449011275 11449956.177263 F 16 CATAB v2.0f-lin.ifort 2020-Feb-23 09:14:52 2020-Feb-23 09:15
2079-Aug-31 08:04 00:02 Jupiter 1.56076575192592 1.56076513437722 1.56076636947482 0.969660519730385 n/a 2480641.835820320 2.23214989452342 70.2868059841464 27.7125023591111 78.0009004348333 8267559.30648178 F 16 CATAB v2.0f-lin.ifort 2020-Feb-23 09:14:52 2020-Feb-23 09:15
2127-Jan-06 16:58 00:04 Jupiter 1.57865179406474 1.57865055225239 1.57865303587734 0.994324128901214 n/a 2497936.207263088 4.00385812741906 80.9438403213938 48.9064986700469 53.9205080463821 4262792.66939845 F 16 CATAB v2.0f-lin.ifort 2020-Feb-23 09:14:52 2020-Feb-23 09:15
2165-Apr-02 04:21 00:05 Jupiter 1.99656779864863 1.99656443602792 1.99657116127603 3.42665099732874 3.30052396855446 2511901.681182805 5.18883810862809 257.053927826124 21.8652158184514 62.3901915590836 1751180.56928333 T 16 CATAB v2.0f-lin.ifort 2020-Feb-23 09:14:52 2020-Feb-23 09:15
2174-Apr-25 23:59 00:06 Jupiter 1.61165748142643 1.61165519689135 1.61165976632733 1.05369447859613 0.243212438346837 2515212.499035195 5.93897708792055 29675.097414281 1013.19728437246 8.1671211639615 2146821.63419932 T 16 CATAB v2.0f-lin.ifort 2020-Feb-23 09:14:52 2020-Feb-23 09:15

Alternate Designations
 1998 BZ1 = 1996 TB39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-08 22:55 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin