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74573 (1999 NB11)
Classification: Main-belt Asteroid          SPK-ID: 2074573
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1529162270680904 4.3751e-08  
a 2.270165064042919 9.4298e-09 au
q 1.923019987627686 1.0212e-07 au
i 6.044801546632702 4.8817e-06 deg
node 318.9821008139784 3.8022e-05 deg
peri 35.73499863657001 4.0709e-05 deg
M 3.95470561052987 1.6401e-05 deg
tp 2458986.775509211165
(2020-May-17.27550921)
5.6867e-05 TDB
period 1249.351322339962
3.42
7.7843e-06
2.131e-08
d
yr
n .2881495329318106 1.7954e-09 deg/d
Q 2.617310140458152 1.0872e-08 au
  Orbit Determination Parameters
   # obs. used (total)      778  
   data-arc span      13354 days (36.56 yr)  
   first obs. used      1982-11-04  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55756  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 11:51:11  

Additional Information
 Earth MOID = .921196 au 
 Jupiter MOID = 2.81327 au 
 T_jup = 3.590 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456635.5 (2013-Dec-09.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1525735666120523 4.3554e-08  
q 1.924011590462981 1.0157e-07 au
tp 2456487.477057400765
(2013-Jul-13.97705740)
4.9584e-05 TDB
node 319.0594629717601 3.8054e-05 deg
peri 35.69318554559806 4.077e-05 deg
i 6.04237501155965 4.8786e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      778  
   data-arc span      13354 days (36.56 yr)  
   first obs. used      1982-11-04  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55756  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 11:51:11  

Additional Information
 Jupiter MOID = 2.81327 au 
 T_jup = 3.590 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.896941461292362E-15 -4.411610835970995E-15 -5.302314421208231E-13 1.392651322352227E-14 -1.505818231042993E-13 -2.419674793766133E-15
q -4.411610835970995E-15 1.031693472767568E-14 1.348483202368781E-12 -3.230399830346776E-14 3.841512287908672E-13 5.774514922654456E-15
tp -5.302314421208231E-13 1.348483202368781E-12 2.458529759380751E-9 -5.812292280632852E-12 7.373064567097361E-10 1.676682077326725E-12
node 1.392651322352227E-14 -3.230399830346776E-14 -5.812292280632852E-12 1.448116837655373E-9 -1.441232937370947E-9 2.043665710387649E-11
peri -1.505818231042993E-13 3.841512287908672E-13 7.373064567097361E-10 -1.441232937370947E-9 1.662186806074378E-9 -1.986671065519422E-11
i -2.419674793766133E-15 5.774514922654456E-15 1.676682077326725E-12 2.043665710387649E-11 -1.986671065519422E-11 2.380026698327422E-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 15.8   n/a MPO436304  
rotation period rot_per 62.093 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

74573 (1999 NB11)          Discovered 1999-Jul-13 by LINEAR at Socorro
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
1997-Dec-14 22:39 < 00:01 Juno 0.0376689511628667 0.0376673105913226 0.0376705917802302 7.05059802787263 7.05059798206514 2450797.443907069 0.314562359209618 109.991880201482 37.2143130851379 -45.281710504476 113438.689574814 T 20 CATAB v2.0f-lin.ifort 2020-Jan-29 11:51:26 2020-Jan-29 11:51
2172-May-29 21:53 < 00:01 Juno 0.0120188925045788 0.0120079951859499 0.0120298120772554 6.9024356790898 6.90243553244078 2514516.412132467 0.497031896210482 981.408716320763 35.3189998819353 -56.4085176052885 42401.0548010152 T 20 CATAB v2.0f-lin.ifort 2020-Jan-29 11:51:26 2020-Jan-29 11:51

Alternate Designations
 1999 NB11 = 2001 DG39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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