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(2018 BA3)
Classification: Apollo [NEO]          SPK-ID: 3797848
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .528029075301658 0.00019205  
a 2.080511806394826 0.00083684 au
q .981941081109984 4.5999e-06 au
i 6.041683033267601 0.0015513 deg
node 126.19482763 0.00034965 deg
peri 9.735863901945068 0.00019634 deg
M 344.2985469013212 0.20736 deg
tp 2459248.306951320336
(2021-Feb-02.80695132)
0.66021 TDB
period 1096.108899422112
3.00
0.66133
0.001811
d
yr
n .3284345197724408 0.00019816 deg/d
Q 3.179082531679668 0.0012787 au
  Orbit Determination Parameters
   # obs. used (total)      62  
   data-arc span      9 days  
   first obs. used      2018-01-18  
   last obs. used      2018-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .28552  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-26 06:22:12  

Additional Information
 Earth MOID = .00186303 au 
 Jupiter MOID = 1.87486 au 
 T_jup = 3.569 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.3   n/a MPO438050  

[ 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
2011-Dec-11 14:03 3_20:20 Earth 0.420913978353666 0.354254718534127 0.487737735337583 20.4275270720247 20.4272171827772 2455907.085157202 5539.8322331657 3353898.35019918 16.5842978069506 7.02541587659294 402036.916917558 T 7 CATAB v2.0e-lin.ifort 2018-Feb-26 06:22:16 2018-Dec-11 17:19
2014-Dec-26 12:38 2_19:21 Earth 0.190976145411323 0.157442123779344 0.22462982688429 13.4607743141998 13.4597377888883 2457018.026465268 4040.7498696499 1692069.02404138 9.20889522859352 8.00061060318066 356629.847220526 T 7 CATAB v2.0e-lin.ifort 2018-Feb-26 06:22:16 2018-Dec-11 17:19
2018-Jan-24 15:19 < 00:01 Moon 0.0091941713947372 0.00918697873758168 0.00920136405126609 8.45528276335381 8.45486117474571 2458143.138167625 0.313391742509126 358.648733392319 1.29935516483308 0.620275939519142 9842.46150998446 T 7 CATAB v2.0e-lin.ifort 2018-Feb-26 06:22:16 2018-Dec-11 17:19
2018-Jan-24 21:41 < 00:01 Earth 0.00774304903951322 0.00773570686413939 0.00775039106373721 8.02880120834853 7.98582644468338 2458143.403713497 0.031500419253087 362.103440691421 1.37750755800787 -0.163673572454841 1887.86808601282 T 7 CATAB v2.0e-lin.ifort 2018-Feb-26 06:22:16 2018-Dec-11 17:19
2021-Jan-25 01:10 7_20:56 Moon 0.00357871356429912 0.000164294585337715 0.0272606782622497 7.70925544266222 7.70806745245887 2459239.548361344 11335.9882137338 1181087.02846723 1.43533397057486 2.64072339861194 15870.3878118562 T 7 CATAB v2.0e-lin.ifort 2018-Feb-26 06:22:16 2018-Dec-11 17:19
2021-Jan-25 10:28 7_22:06 Earth 0.00378611124556097 0.00183224094056104 0.0236360261943688 8.08140238931701 7.99384530145112 2459239.936267181 11405.6071877343 1010558.71231263 1.6689870695331 -29.3152609886181 163092.495107022 T 7 CATAB v2.0e-lin.ifort 2018-Feb-26 06:22:16 2018-Dec-11 17:19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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