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85489 (1997 SV2)
Classification: Main-belt Asteroid          SPK-ID: 2085489
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2354424922710648 4.5972e-08  
a 3.124229649494811 2.4073e-08 au
q 2.388653234390597 1.4365e-07 au
i 23.71673838783249 6.8453e-06 deg
node 191.3096811044295 1.1079e-05 deg
peri 134.8592857581291 1.8575e-05 deg
M 59.82990405710704 1.1488e-05 deg
tp 2458665.280976274310
(2019-Jun-30.78097627)
6.4908e-05 TDB
period 2017.03229251482
5.52
2.3313e-05
6.383e-08
d
yr
n .1784800378932728 2.0628e-09 deg/d
Q 3.859806064599024 2.9741e-08 au
  Orbit Determination Parameters
   # obs. used (total)      511  
   data-arc span      8106 days (22.19 yr)  
   first obs. used      1997-09-19  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55388  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:02:27  

Additional Information
 Earth MOID = 1.43197 au 
 Jupiter MOID = 1.83697 au 
 T_jup = 3.044 
[ 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 15.0   n/a MPO502665  
diameter diameter 8.472 km 0.665 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.79502 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
geometric albedo albedo 0.025   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85489 (1997 SV2)          Discovered 1997-Sep-19 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ 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
1956-Aug-28 15:00 00:02 Jupiter 1.90915451147427 1.90915332047707 1.90915570248005 5.48109053534226 5.39953943379244 2435714.124920077 1.73374489866035 268.890962730732 36.825015232293 79.9974509733882 2291790.06103634 T 15 CATAB v2.0f-lin.ifort 2019-Dec-14 08:02:31 2019-Dec-14 08:02
2028-Jul-20 19:13 < 00:01 Jupiter 1.82946168367121 1.8294610185733 1.82946234877047 5.80552051778059 5.72521514239786 2461973.300984171 0.576555812156811 154.971964031601 27.2094201393852 -83.4673441527462 2827155.03896045 T 15 CATAB v2.0f-lin.ifort 2019-Dec-14 08:02:31 2019-Dec-14 08:02
2111-Jan-09 04:21 00:03 Jupiter 1.83969264167497 1.83969121318029 1.8396940702213 5.63765946050012 5.55539141078847 2492094.681462504 2.98287790365146 564.981439144108 33.5910575450347 83.5627715452407 2473143.54873131 T 15 CATAB v2.0f-lin.ifort 2019-Dec-14 08:02:31 2019-Dec-14 08:02
2182-Nov-26 04:37 00:05 Jupiter 1.84354431424141 1.84354178381084 1.84354684491407 5.87673351871534 5.79802468546986 2518348.692693803 5.03525798191515 1097.8524350663 28.3869568426376 -83.6421754824667 2892567.76559549 T 15 CATAB v2.0f-lin.ifort 2019-Dec-14 08:02:31 2019-Dec-14 08:02

Alternate Designations
 1997 SV2 = 2002 ME1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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