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85275 (1994 LY)
Classification: Amor [NEO]          SPK-ID: 2085275
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 299 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4419216133440653 2.4734e-08  
a 1.890166900527108 1.494e-09 au
q 1.054861294356617 4.6782e-08 au
i 17.71843940085666 4.8681e-06 deg
node 141.1640439536199 6.4166e-06 deg
peri 202.8115583195162 8.3235e-06 deg
M 321.4794937306709 3.0813e-06 deg
tp 2459102.063613276334
(2020-Sep-09.56361328)
8.1321e-06 TDB
period 949.1801723434918
2.60
1.1253e-06
3.081e-09
d
yr
n .3792746735439837 4.4966e-10 deg/d
Q 2.725472506697599 2.1542e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3261  
   data-arc span      9591 days (26.26 yr)  
   first obs. used      1994-06-05  
   last obs. used      2020-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .29438  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-13 07:26:10  

Additional Information
 Earth MOID = .0645006 au 
 Jupiter MOID = 2.70779 au 
 T_jup = 3.783 
[ 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 16.1   n/a MPO410590  
diameter diameter 2.506 km 1.179 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 2.6962 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2007) http://www.asu.cas.cz/~ppravec/neo.htm]
[Brinsfield, J.W. (2008) Minor Planet Bull. 35, 23-24.]
[Apostolovska, G.; Ivanova, V. Kostov, A. (2009) Minor Planet Bull. 36, 27-28.]
geometric albedo albedo 0.093   0.136 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

85275 (1994 LY)          Discovered 1994-Jun-11 by Helin, E. F. at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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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
1911-Aug-03 01:37 < 00:01 Earth 0.224717315895725 0.22471629139954 0.224718340391911 14.6106884570493 14.609876903467 2419251.567702992 0.0859177546277446 51.0858640863012 6.21632332671898 0.173484016041293 587395.059765862 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
1924-Jul-26 03:25 < 00:01 Earth 0.340210860863634 0.340209786723512 0.340211935003776 17.2255430125522 17.225088341826 2423992.642036375 0.0835703928345741 53.6914550700035 6.39810315150485 -4.0122554111651 966646.580980137 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
1937-Jul-18 15:20 < 00:01 Earth 0.473943103433048 0.473942063577894 0.47394414328823 20.4732017927466 20.4729271910006 2428733.139120426 0.0780072442520054 52.1250430232195 6.34512595325234 -5.90469871632915 1572741.0066521 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
1968-Sep-29 15:14 < 00:01 Earth 0.460547919927471 0.460547165093159 0.46054867476194 16.7296305132701 16.7292846888391 2440129.134753672 0.165622091675586 40.272446960716 9.95949170548861 21.5340461858665 2350762.73607202 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
1981-Sep-17 04:50 < 00:01 Earth 0.339387624903759 0.339386982191181 0.339388267616666 13.6377191712324 13.6371434877386 2444864.701149818 0.134942893301491 36.4191405473564 8.69271358088981 29.2847815101174 2475914.19796384 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
1994-Sep-05 16:38 < 00:01 Earth 0.229131783955257 0.229131286289366 0.229132281621526 11.6470062958316 11.646007834326 2449601.192910673 0.0883700817374408 29.2895362216398 7.98362292164748 33.5114752607161 2133093.3064994 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
2007-Aug-29 07:38 < 00:01 Earth 0.151600698150036 0.151600357908079 0.15160103839207 10.9620764991252 10.9604730688097 2454341.817736796 0.0487308052799851 17.9150321639787 6.80847790804669 20.3181422106533 1478020.86965418 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
2020-Aug-24 19:28 < 00:01 Earth 0.114595964491665 0.114595703859687 0.114596225123655 10.8713690842042 10.8692301298422 2459086.310857461 0.0354943717942477 13.1428136293628 5.45266759035984 9.4220509148456 1287219.83644653 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
2033-Aug-26 02:29 < 00:01 Earth 0.123802111215569 0.123801774128713 0.12380244830244 10.8758350844871 10.8738560142465 2463835.603816467 0.057991799907233 16.9983280366282 6.04579251637615 9.16359711504399 1135946.47662372 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
2046-Aug-31 21:17 < 00:01 Earth 0.179158285922515 0.179157757915884 0.179158813929584 11.0900636613209 11.0887225411972 2468589.386545377 0.103466345777778 30.0664608990618 7.21661257389083 29.8289890433334 1755758.54497299 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
2059-Sep-10 08:23 < 00:01 Earth 0.266838438027051 0.266837731655544 0.266839144399407 12.1512378283974 12.1504160435452 2473346.849226719 0.162210369726563 42.8283181102558 7.91095397177593 35.3707598306602 2440179.37654082 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
2072-Sep-22 03:44 < 00:01 Earth 0.381998680647816 0.381997860481752 0.38199950081425 14.5248799850047 14.5243997596117 2478107.655619402 0.20930299170455 45.275753875881 9.32845141596303 26.0062959232547 2227974.15702686 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
2119-Jul-25 17:56 < 00:01 Earth 0.387870976469353 0.387869782680254 0.387872170258497 18.5605209962049 18.5601508790282 2495214.247033769 0.0766546497819537 59.8275268031483 4.32783715797355 -5.7485163376954 1456015.83194766 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
2132-Aug-01 06:10 < 00:01 Earth 0.267276219462969 0.267275069494029 0.267277369431924 15.7251973093476 15.7245633452146 2499969.756882395 0.0825505809371187 57.3960485013636 3.88071375054029 -2.48098607873858 728908.450620106 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
2145-Aug-07 13:45 < 00:01 Earth 0.170682185304786 0.170681240186663 0.170683130422927 13.7158717312959 13.7147335308085 2504724.072658190 0.0791071834185515 47.2257258637452 3.37044619134597 3.7128148767213 659479.11457452 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
2158-Aug-12 23:25 < 00:01 Earth 0.102880381038186 0.102879866174287 0.102880895902271 12.4069194116653 12.404831787234 2509477.475478261 0.0537176951008049 26.6015053728684 2.79700746333816 15.2722787352743 1467259.89319964 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
2171-Aug-13 19:30 < 00:01 Earth 0.0987190928538791 0.0987189118192953 0.0987192738885359 12.2794811334199 12.2772829189664 2514226.312343365 0.0340207516337536 11.0200071353898 6.82446994258728 46.9269587138819 1741617.48283705 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
2184-Aug-09 08:21 < 00:01 Earth 0.146028767710169 0.146028022089301 0.146029513331849 13.1943294154374 13.1929464562159 2518970.848187848 0.0964462328868431 40.9916327366719 3.97179328533672 25.0311425963879 2247675.8904007 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
2197-Aug-03 12:14 < 00:01 Earth 0.236839197825792 0.236837863967601 0.236840531684266 15.1226724665683 15.1219285214272 2523713.010015438 0.145935796887161 67.7412192085722 3.53763976800666 10.9469736175772 1775104.51383002 T 299 CATAB v2.0f-lin.ifort 2020-Sep-13 07:26:28 2020-Sep-13 07:27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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