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73975 (1998 BD34)
Classification: Main-belt Asteroid          SPK-ID: 2073975
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1095272574502943 3.5475e-08  
a 3.076124791453986 1.7467e-08 au
q 2.739205279471173 1.0897e-07 au
i 11.06587482705923 4.3278e-06 deg
node 141.9774703282829 2.3319e-05 deg
peri 334.4121317747401 3.3747e-05 deg
M 122.5919261596139 2.3539e-05 deg
tp 2458725.436342477498
(2019-Aug-29.93634248)
0.00012792 TDB
period 1970.626649536132
5.40
1.6785e-05
4.595e-08
d
yr
n .1826830059792101 1.556e-09 deg/d
Q 3.4130443034368 1.9381e-08 au
  Orbit Determination Parameters
   # obs. used (total)      642  
   data-arc span      9860 days (27.00 yr)  
   first obs. used      1994-06-11  
   last obs. used      2021-06-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51997  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:41:30  

Additional Information
 Earth MOID = 1.76007 au 
 Jupiter MOID = 1.66699 au 
 T_jup = 3.192 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457344.5 (2015-Nov-18.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1108352231662545 3.5477e-08  
q 2.735063301424304 1.0914e-07 au
tp 2456756.355616438020
(2014-Apr-08.85561644)
0.00012497 TDB
node 141.993023156178 2.3319e-05 deg
peri 334.8918608301357 3.3516e-05 deg
i 11.0666349420056 4.3281e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      642  
   data-arc span      9860 days (27.00 yr)  
   first obs. used      1994-06-11  
   last obs. used      2021-06-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51997  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:41:30  

Additional Information
 Jupiter MOID = 1.66699 au 
 T_jup = 3.192 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.25860738848459E-15 -3.832726882262784E-15 1.994338390097307E-13 -2.625706016925465E-15 -1.716656773117357E-16 -9.092942836222204E-16
q -3.832726882262784E-15 1.191093060303724E-14 -6.169023371103511E-13 6.694400371346242E-15 1.50797954337212E-14 2.900401169451189E-15
tp 1.994338390097307E-13 -6.169023371103511E-13 1.56181099755948E-8 1.169954408951611E-11 3.03183896542554E-9 -6.928218953835718E-12
node -2.625706016925465E-15 6.694400371346242E-15 1.169954408951611E-11 5.437900644261423E-10 -5.310544928858412E-10 2.655803189319896E-11
peri -1.716656773117357E-16 1.50797954337212E-14 3.03183896542554E-9 -5.310544928858412E-10 1.123324191735625E-9 -2.739619627749645E-11
i -9.092942836222204E-16 2.900401169451189E-15 -6.928218953835718E-12 2.655803189319896E-11 -2.739619627749645E-11 1.873234958692849E-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 15.03   n/a MPCxxxxx  
diameter diameter 3.835 km 0.878 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.120   0.102 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

73975 (1998 BD34)          Discovered 1998-Jan-18 by Spacewatch at Kitt Peak
Reference: 20040415/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
1914-Aug-17 22:48 00:03 Jupiter 1.68746091424989 1.68746049352679 1.68746133497567 3.2423976745798 3.08370570841515 2420362.449769357 2.73026594473504 241.652245476192 17.3971854582397 -86.9355994311729 2951621.92560391 T 22 CATAB v2.0g-lin.ifort 2021-Jul-08 08:41:32 2021-Jul-08 08:41
1974-Apr-12 11:07 00:01 Jupiter 1.68110848780332 1.68110807020742 1.68110890539989 3.30285038822518 3.14660538458498 2442149.963099212 1.12461956012052 115.407673158543 15.5595406106091 84.9643045375146 2884509.12477306 T 22 CATAB v2.0g-lin.ifort 2021-Jul-08 08:41:32 2021-Jul-08 08:41
2033-Dec-08 12:36 < 00:01 Jupiter 1.70534276887949 1.70534232958053 1.70534320817853 3.31566703861007 3.16232079704469 2463940.025284038 0.556172761281214 66.0724507008464 16.9791789781661 80.314196026812 2841822.10698098 T 22 CATAB v2.0g-lin.ifort 2021-Jul-08 08:41:32 2021-Jul-08 08:41
2043-Sep-29 05:27 < 00:01 Jupiter 1.96899337816627 1.96899264766508 1.96899410866745 2.99980592273736 2.85280118823267 2467521.727106604 0.842655854208904 71.8022457226709 33.754034451439 87.3734646068744 3233376.04183765 T 22 CATAB v2.0g-lin.ifort 2021-Jul-08 08:41:32 2021-Jul-08 08:41
2093-Aug-12 00:50 00:02 Jupiter 1.75957107852475 1.75957019938809 1.75957195766621 3.28950123799564 3.13975447831497 2485736.534696529 2.17505374032124 175.751978893332 18.0840815517328 77.1368521138119 2738471.47449463 T 22 CATAB v2.0g-lin.ifort 2021-Jul-08 08:41:32 2021-Jul-08 08:41
2103-Jun-07 16:26 00:02 Jupiter 1.87076489481177 1.87076350921881 1.87076628040526 3.0866501437026 2.93630262000117 2489322.184415353 2.44956887625541 99.5967960496293 50.0451468126643 -55.8232573852128 3410536.35646734 T 22 CATAB v2.0g-lin.ifort 2021-Jul-08 08:41:32 2021-Jul-08 08:41
2153-Apr-23 15:59 00:04 Jupiter 1.83842160207504 1.83841983309383 1.83842337106775 3.25270325757495 3.10783065526884 2507540.166101904 3.86282623547997 258.866035928 18.604619921761 71.0483559633217 2707385.92801605 T 22 CATAB v2.0g-lin.ifort 2021-Jul-08 08:41:32 2021-Jul-08 08:41
2163-Feb-13 12:55 00:04 Jupiter 1.78089585316081 1.78089406918088 1.78089763714915 3.18030167795658 3.02705910415555 2511123.038172579 3.96251293657146 228.353187080974 31.2471674916703 -67.8284673556869 3517767.65936051 T 22 CATAB v2.0g-lin.ifort 2021-Jul-08 08:41:32 2021-Jul-08 08:41

Alternate Designations
 1998 BD34 = 2002 XV13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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