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123775 (2001 BA7)
Classification: Main-belt Asteroid          SPK-ID: 2123775
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1051841873438982 5.2072e-08  
a 2.759083532317131 1.555e-08 au
q 2.468871573156421 1.4601e-07 au
i 4.267228531483615 4.1712e-06 deg
node 72.25635443062414 8.4213e-05 deg
peri 160.1661738084773 8.8254e-05 deg
M 337.3831435490112 2.7138e-05 deg
tp 2459105.666020716174
(2020-Sep-13.16602072)
0.00012629 TDB
period 1673.96240675027
4.58
1.4151e-05
3.874e-08
d
yr
n .2150585930414545 1.818e-09 deg/d
Q 3.049295491477841 1.7185e-08 au
  Orbit Determination Parameters
   # obs. used (total)      699  
   data-arc span      7072 days (19.36 yr)  
   first obs. used      2001-01-14  
   last obs. used      2020-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55758  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:32:40  

Additional Information
 Earth MOID = 1.4583 au 
 Jupiter MOID = 1.94003 au 
 T_jup = 3.330 
[ 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 MPO338122  
diameter diameter 4.005 km 0.236 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.092   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

123775 (2001 BA7)          Discovered 2001-Jan-19 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ 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
1917-Aug-17 13:19 00:02 Jupiter 1.9703295834837 1.97032889546733 1.97033027149995 2.73508260905319 2.57311083794638 2421458.055172642 2.40094069035613 49.8057960921658 23.0575017263486 86.5872058788569 2168872.42072683 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:41 2020-Nov-12 17:32
1939-Nov-18 01:37 00:02 Jupiter 1.99180893582824 1.99180817533161 1.99180969632636 2.90266961739002 2.75226908534752 2429585.567043023 1.85275799339036 128.289571288984 13.5276091270717 -82.1222606094795 2214210.15055225 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:41 2020-Nov-12 17:32
1999-Sep-12 03:29 < 00:01 Jupiter 1.93807131591492 1.93807078853126 1.93807184329846 2.68079272908545 2.51248115978704 2451433.644801963 0.423089597690513 59.543475910323 10.6213972573701 -82.8469259309743 2119062.68428852 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:41 2020-Nov-12 17:32
2059-Jul-06 06:23 00:01 Jupiter 1.92737728874416 1.92737681019438 1.92737776729394 2.61994618320296 2.44646276464789 2473280.766046906 1.08662392729311 64.7912097689292 10.6631320545235 -85.2287236303155 2208401.56475303 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:41 2020-Nov-12 17:32
2119-Apr-29 15:57 00:03 Jupiter 1.96221514523726 1.96221444659349 1.96221584388091 2.70019080291579 2.53529039774069 2495127.164503645 2.53201670141686 50.5342451201815 21.8159068910297 89.4266654140671 2032774.91315815 T 22 CATAB v2.0f-lin.ifort 2020-Nov-12 17:32:41 2020-Nov-12 17:32

Alternate Designations
 2001 BA7 = 2002 JG13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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