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85470 (1997 LN2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2085470
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 .04201225946830557 5.248e-08  
a 3.222996782829421 2.7777e-08 au
q 3.087591405723678 1.753e-07 au
i 15.73937763958697 4.8359e-06 deg
node 139.4797983070565 2.0913e-05 deg
peri 264.2234608039115 7.0585e-05 deg
M 195.5168501220774 7.1125e-05 deg
tp 2459966.121992152747
(2023-Jan-21.62199215)
0.00042299 TDB
period 2113.431785766451
5.79
2.7321e-05
7.48e-08
d
yr
n .1703390676834376 2.202e-09 deg/d
Q 3.358402159935165 2.8943e-08 au
  Orbit Determination Parameters
   # obs. used (total)      685  
   data-arc span      8396 days (22.99 yr)  
   first obs. used      1997-06-05  
   last obs. used      2020-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61218  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:16:38  

Additional Information
 Earth MOID = 2.14075 au 
 Jupiter MOID = 1.83964 au 
 T_jup = 3.128 
[ 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 14.2   n/a MPO436373  
diameter diameter 8.154 km 0.197 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85470 (1997 LN2)          Discovered 1997-Jun-05 by Spacewatch at Kitt Peak
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
2010-Oct-15 17:31 < 00:01 Jupiter 1.93633888202813 1.93633824008481 1.93633952397145 4.66894522006571 4.57429550282667 2455485.229606228 0.337817544121085 49.8492894346562 28.4867454281764 73.2621997658093 2909835.22139306 T 19 CATAB v2.0f-lin.ifort 2020-Jun-24 00:16:53 2020-Jun-24 00:16
2022-Feb-06 06:45 < 00:01 Jupiter 1.85755334118487 1.85755277620462 1.85755390616511 4.95197570529273 4.85902118393321 2459616.781002800 0.407648865511927 64.9003945210287 26.858971066949 87.6625699700481 3277962.00113914 T 19 CATAB v2.0f-lin.ifort 2020-Jun-24 00:16:53 2020-Jun-24 00:16
2033-Jun-13 04:41 < 00:01 Jupiter 1.84190240809623 1.84190184980798 1.8419029663847 5.0608859091095 4.96918911472256 2463761.694886038 0.776737566033785 96.3672452415535 24.987622004622 -84.4108993395345 3654007.7939116 T 19 CATAB v2.0f-lin.ifort 2020-Jun-24 00:16:53 2020-Jun-24 00:16
2044-Oct-21 18:06 00:01 Jupiter 1.89669549248833 1.89669474952691 1.89669623545115 5.02502617341206 4.93535530689958 2467910.254187718 1.21265946225166 122.190151904504 25.3390656796531 -77.4501571517651 3986737.2847535 T 19 CATAB v2.0f-lin.ifort 2020-Jun-24 00:16:53 2020-Jun-24 00:16

Alternate Designations
 1997 LN2 = 2000 YK102 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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