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85517 (1997 VL1)
Classification: Main-belt Asteroid          SPK-ID: 2085517
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1517787936571127 3.3785e-08  
a 2.349694755249846 7.244e-09 au
q 1.99306091983558 7.8481e-08 au
i 6.61487168348172 3.9297e-06 deg
node 41.0628914683377 3.1993e-05 deg
peri 50.03293911989908 3.5733e-05 deg
M 56.03679312904514 1.3719e-05 deg
tp 2458795.720550631827
(2019-Nov-08.22055063)
5.0188e-05 TDB
period 1315.574958095364
3.60
6.0838e-06
1.666e-08
d
yr
n .2736446127867875 1.2655e-09 deg/d
Q 2.706328590664112 8.3435e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1235  
   data-arc span      8214 days (22.49 yr)  
   first obs. used      1997-10-22  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53152  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:37:21  

Additional Information
 Earth MOID = 1.01673 au 
 Jupiter MOID = 2.50021 au 
 T_jup = 3.534 
[ 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 MPO348040  
diameter diameter 2.335 km 0.525 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.224   0.112 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85517 (1997 VL1)          Discovered 1997-Nov-01 by Urata, T. at Oohira
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
1953-Jun-04 04:14 00:06 Amphi 0.0343554302172458 0.0343485304084045 0.034362330109252 1.72494357066976 1.72494347366283 2434532.676403851 6.42280972282616 353.366883587238 24.9721327855573 13.8457750559528 51093.5390707875 T 21 CATAB v2.0f-lin.ifort 2020-May-20 15:37:37 2020-May-20 15:37
2014-Aug-08 02:32 00:02 Amphi 0.0143633825131985 0.0143627904064315 0.0143639746199608 1.77873108868856 1.77873086367637 2456877.605473877 2.09732746834371 85.0431521470773 29.4547396376486 89.9290686051453 72760.4594789208 T 21 CATAB v2.0f-lin.ifort 2020-May-20 15:37:37 2020-May-20 15:37
2075-Oct-18 03:16 00:06 Amphi 0.0319080988601054 0.0319001411880861 0.0319160565898917 1.83160937153844 1.83160927317375 2479228.636452349 5.68468972425064 401.827132442941 34.3048038453667 -9.83020515611731 26416.7336699653 T 21 CATAB v2.0f-lin.ifort 2020-May-20 15:37:37 2020-May-20 15:37
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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