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 ]  
79894 (1999 BP4)
Classification: Main-belt Asteroid          SPK-ID: 2079894
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1745239711262225 5.9113e-08  
a 3.054489655398844 2.0472e-08 au
q 2.521407990974671 1.8767e-07 au
i .8304188101614386 6.3174e-06 deg
node 144.9568384080952 0.00027848 deg
peri 5.885091221776579 0.00027876 deg
M 356.6627932633217 1.2351e-05 deg
tp 2459018.575362911514
(2020-Jun-18.07536291)
6.6971e-05 TDB
period 1949.873400597857
5.34
1.9603e-05
5.367e-08
d
yr
n .1846273711357975 1.8561e-09 deg/d
Q 3.587571319823017 2.4045e-08 au
  Orbit Determination Parameters
   # obs. used (total)      563  
   data-arc span      7761 days (21.25 yr)  
   first obs. used      1999-01-19  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53686  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:44:20  

Additional Information
 Earth MOID = 1.53237 au 
 Jupiter MOID = 1.41477 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 15.4   n/a MPO426491  
diameter diameter 4.474 km 0.128 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79894 (1999 BP4)          Discovered 1999-Jan-19 by ODAS at Caussols
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ 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
1926-Dec-22 04:41 00:03 Jupiter 1.42858519617816 1.42858451816041 1.42858587419739 0.82614419432538 n/a 2424871.694821578 2.73987539543979 127.982636411241 27.3548183496279 80.8551285156704 7715281.65942035 F 21 CATAB v2.0f-lin.ifort 2020-May-20 14:44:23 2020-May-20 14:44
1975-Dec-01 13:39 00:01 Jupiter 1.66962839514872 1.66962739251439 1.66962939778162 1.84560611619572 1.54649214082645 2442748.068455704 1.36762466159815 74.4560487667585 50.892982710402 -74.7281527650662 1078817.97357962 T 21 CATAB v2.0f-lin.ifort 2020-May-20 14:44:23 2020-May-20 14:44
1985-Apr-07 21:24 00:01 Jupiter 1.65789548918286 1.65789462106252 1.65789635730225 1.46242497153502 1.05682653323547 2446163.391433362 1.00788819257947 256.880259633595 101.094075791843 24.9099086731424 1285687.49356551 T 21 CATAB v2.0f-lin.ifort 2020-May-20 14:44:23 2020-May-20 14:44
2034-Mar-13 07:41 < 00:01 Jupiter 1.42596059908796 1.42596004517407 1.42596115300187 0.868049335094993 n/a 2464034.820384080 0.701098962870523 55.4474640014394 27.1438395808622 -83.9279447435122 7822757.31423835 F 21 CATAB v2.0f-lin.ifort 2020-May-20 14:44:23 2020-May-20 14:44
2083-Mar-04 14:41 00:02 Jupiter 1.80822498249701 1.80822334306839 1.8082266219244 2.46172543797824 2.26345684786078 2481923.111930978 2.31753474798599 79.4287238726484 16.9406766800636 77.5456589257787 940333.487140146 T 21 CATAB v2.0f-lin.ifort 2020-May-20 14:44:23 2020-May-20 14:44
2092-Jul-12 03:42 00:03 Jupiter 1.52812685576431 1.52812551279844 1.52812819946235 1.08115339159856 0.245594129863465 2485340.654236241 2.72801995033939 25773.4478348931 1370.43714782947 12.3234700235611 2704568.96848895 T 21 CATAB v2.0f-lin.ifort 2020-May-20 14:44:23 2020-May-20 14:44
2141-Jun-09 21:40 00:04 Jupiter 1.47271797878235 1.47271622613565 1.47271973143814 1.06141873897831 n/a 2503204.402436065 4.30658664497895 212.39384178354 29.1258838108761 -66.941776959623 6969312.14670783 F 21 CATAB v2.0f-lin.ifort 2020-May-20 14:44:23 2020-May-20 14:44
2150-Oct-23 16:05 00:05 Jupiter 1.89652221649201 1.89651884082581 1.89652559215163 2.36868088701693 2.17196029039865 2506627.170218433 4.51695433334195 60.1898830307519 48.6936920743676 -13.8373485120474 410300.801845416 T 21 CATAB v2.0f-lin.ifort 2020-May-20 14:44:23 2020-May-20 14:44
2190-Jun-01 18:37 00:05 Jupiter 1.95230837058873 1.95230437617969 1.95231236499477 3.13268743454934 2.990989251545 2521093.275501220 5.47126344267971 168.036447779105 45.004987501256 37.0403714581154 669876.455023611 T 21 CATAB v2.0f-lin.ifort 2020-May-20 14:44:23 2020-May-20 14:44
2199-Oct-15 17:24 00:06 Jupiter 1.43918239246059 1.43918070285214 1.43918408208323 0.857990136148968 n/a 2524516.224713277 6.13010772042919 254.850398426897 29.4935204914421 71.833435491859 6938564.00484127 F 21 CATAB v2.0f-lin.ifort 2020-May-20 14:44:23 2020-May-20 14:44

Alternate Designations
 1999 BP4 = 2002 TR201 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-29 04:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin