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74298 (1998 SG152)
Classification: Main-belt Asteroid          SPK-ID: 2074298
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 .09983267102277579 5.0173e-08  
a 2.642709921297234 1.5987e-08 au
q 2.378881131115742 1.3887e-07 au
i 2.311866684143614 4.9134e-06 deg
node 167.2779563541766 9.8804e-05 deg
peri 205.8136312538185 0.0001011 deg
M 11.39683666400285 2.1767e-05 deg
tp 2458950.823099275619
(2020-Apr-11.32309928)
9.473e-05 TDB
period 1569.179658182087
4.30
1.4239e-05
3.898e-08
d
yr
n .2294192370662415 2.0818e-09 deg/d
Q 2.906538711478726 1.7583e-08 au
  Orbit Determination Parameters
   # obs. used (total)      560  
   data-arc span      9501 days (26.01 yr)  
   first obs. used      1994-11-07  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57766  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:08:56  

Additional Information
 Earth MOID = 1.3793 au 
 Jupiter MOID = 2.55649 au 
 T_jup = 3.386 
[ 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 15.7   n/a MPO432296  

74298 (1998 SG152)          Discovered 1998-Sep-26 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
2002-Feb-07 09:36 00:01 Iris 0.0357582051980504 0.0357562701087317 0.0357601403335805 3.00200558071477 3.00200552716152 2452312.900247117 1.20960974018122 127.341738042563 61.5118788277263 -48.2518640045286 70585.9960846594 T 22 CATAB v2.0f-lin.ifort 2020-Dec-18 04:08:57 2020-Dec-18 04:08
2027-Nov-15 00:07 00:02 Iris 0.031359722738968 0.0313573715216446 0.0313620741792983 2.74617722663973 2.7461771598865 2461724.504842476 1.63460002059085 192.299019643501 59.0797101911205 56.4621407536567 67467.2996011744 T 22 CATAB v2.0f-lin.ifort 2020-Dec-18 04:08:57 2020-Dec-18 04:08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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