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74579 (1999 NG30)
Classification: Main-belt Asteroid          SPK-ID: 2074579
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1439278120209645 5.0787e-08  
a 2.261027664696976 1.1933e-08 au
q 1.935602899998269 1.1805e-07 au
i 6.967210416682314 5.3369e-06 deg
node 112.6269511755169 3.8537e-05 deg
peri 242.8000988897845 4.1839e-05 deg
M 6.365271212016464 1.8994e-05 deg
tp 2458978.543068186471
(2020-May-09.04306819)
6.5438e-05 TDB
period 1241.815971320764
3.40
9.8311e-06
2.692e-08
d
yr
n .2898980270137073 2.295e-09 deg/d
Q 2.586452429395683 1.3651e-08 au
  Orbit Determination Parameters
   # obs. used (total)      604  
   data-arc span      7239 days (19.82 yr)  
   first obs. used      1999-07-14  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58329  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:41:42  

Additional Information
 Earth MOID = .941736 au 
 Jupiter MOID = 2.84459 au 
 T_jup = 3.596 
[ 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 15.9   n/a MPO436304  

74579 (1999 NG30)          Discovered 1999-Jul-14 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
1923-Jan-12 04:13 00:02 Amphi 0.0153522369767388 0.0153382372540293 0.0153662367550237 3.73030495916583 3.73030485878355 2423431.675605126 2.37067438352163 699.228021492346 29.8850951762256 3.78398617635611 6032.00827798577 T 19 CATAB v2.0e-lin.ifort 2019-May-30 05:41:45 2019-May-30 05:41
1943-Jun-14 19:52 00:02 Amphi 0.0199416888409946 0.019931483731016 0.0199518944452913 3.74882737351932 3.74882729662121 2430890.327661095 2.13816940130074 532.210433980873 29.5554660840557 -17.1551175868594 30229.2481600813 T 19 CATAB v2.0e-lin.ifort 2019-May-30 05:41:45 2019-May-30 05:41

Alternate Designations
 1999 NG30 = 2001 BD20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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