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JPL Small-Body Database Browser
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48790 (1997 SH30)
Classification: Main-belt Asteroid          SPK-ID: 2048790
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1117034276788702 4.0656e-08  
a 2.894565209398688 1.843e-08 au
q 2.571232353868848 1.202e-07 au
i .9823848015355588 4.5802e-06 deg
node 312.163455451635 0.00028295 deg
peri 25.5566179126516 0.00028387 deg
M 253.3579514173638 2.2971e-05 deg
tp 2459533.343180836411
(2021-Nov-14.84318084)
0.00011569 TDB
period 1798.76087950866
4.92
1.7179e-05
4.703e-08
d
yr
n .2001377748988713 1.9114e-09 deg/d
Q 3.217898064928528 2.0488e-08 au
  Orbit Determination Parameters
   # obs. used (total)      655  
   data-arc span      9598 days (26.28 yr)  
   first obs. used      1992-11-16  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58922  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:47:53  

Additional Information
 Earth MOID = 1.56198 au 
 Jupiter MOID = 2.13243 au 
 T_jup = 3.280 
[ 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 15.2   n/a MPO436124  

48790 (1997 SH30)          Discovered 1997-Sep-30 by Spacewatch at Kitt Peak
Reference: 20021120/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
2163-Oct-25 18:52 00:30 Iris 0.0211879585760019 0.0211680916606924 0.0212078260143514 2.481473760889 2.48147365155022 2511377.285963171 29.7372515792664 1003.23856774415 34.7619412472419 -9.54246188947305 15409.4842729082 T 13 CATAB v2.0e-lin.ifort 2019-Jul-13 02:47:56 2019-Jul-13 02:47

Alternate Designations
 1997 SH30 = 2000 GR18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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