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2302 Florya (1972 TL2)
Classification: Main-belt Asteroid          SPK-ID: 2002302
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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1935609931774346 4.286e-08  
a 2.646180739250544 8.6825e-09 au
q 2.133983367234211 1.14e-07 au
i 12.0710501003085 4.8269e-06 deg
node 307.3971917782858 1.9283e-05 deg
peri 70.01666713323598 2.2941e-05 deg
M 36.52340090024338 1.0889e-05 deg
tp 2458840.986886326156
(2019-Dec-23.48688633)
4.754e-05 TDB
period 1572.272009373618
4.30
7.7383e-06
2.119e-08
d
yr
n .2289680143472257 1.1269e-09 deg/d
Q 3.158378111266877 1.0363e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2462  
   data-arc span      31322 days (85.75 yr)  
   first obs. used      1935-02-08  
   last obs. used      2020-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38916  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:05:30  

Additional Information
 Earth MOID = 1.16892 au 
 Jupiter MOID = 2.45545 au 
 T_jup = 3.335 
[ 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 11.8   n/a MPO435719  
diameter diameter 10.591 km 0.224 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 16.659 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2019) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Polakis, T. (2020) Minor Planet Bull. 47, 13-17.]
geometric albedo albedo 0.329   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2302 Florya (1972 TL2)          Discovered 1972-Oct-02 by Kurochkin, N. E. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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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
2018-Jan-09 06:54 00:02 Eunom 0.0380901748062493 0.0380884798253679 0.0380918697918658 1.35384232635551 1.35384205414 2458127.787594887 1.77320583046003 89.3210749830306 59.7991354128506 27.4563974342106 71022.007834025 T 33 CATAB v2.0f-lin.ifort 2020-Dec-18 02:05:37 2020-Dec-18 02:05
2022-Apr-29 13:56 00:02 Eunom 0.0227679704872458 0.0227663344892679 0.0227696065154961 1.27311304270002 1.27311255841317 2459699.080610778 1.94304518391261 100.189776263454 57.9782380389036 46.3512441063565 48067.5737929836 T 33 CATAB v2.0f-lin.ifort 2020-Dec-18 02:05:37 2020-Dec-18 02:05
2026-Aug-14 08:26 00:02 Eunom 0.0150944769093241 0.0150932907832132 0.0150956630607657 1.19129646599904 1.19129568534951 2461266.851664784 2.16073828375748 113.383210831056 55.5520489223006 -79.4041453317811 39663.498859988 T 33 CATAB v2.0f-lin.ifort 2020-Dec-18 02:05:37 2020-Dec-18 02:05
2030-Nov-28 17:27 00:02 Eunom 0.022978632085855 0.0229764656652257 0.022980798574917 1.12318449779728 1.12318395389771 2462834.227247232 2.39827025350614 127.701804735494 52.9453231135828 -37.3936015191889 44279.9204922104 T 33 CATAB v2.0f-lin.ifort 2020-Dec-18 02:05:37 2020-Dec-18 02:05
2035-Mar-17 13:16 00:03 Eunom 0.0353728249715594 0.0353701396918158 0.0353755102857064 1.06709400598827 1.06709363409225 2464404.053084290 2.68167602599406 143.408352993875 50.4028206196492 -25.1708114241848 54969.8428517998 T 33 CATAB v2.0f-lin.ifort 2020-Dec-18 02:05:37 2020-Dec-18 02:05
2144-Nov-12 16:09 00:11 Eunom 0.0359591110988667 0.0359435951947233 0.0359746308784207 1.33679189387536 1.33679160184959 2504456.173205830 11.1378250051714 960.084277032401 31.9696161268263 37.2200768240627 100949.569219114 T 33 CATAB v2.0f-lin.ifort 2020-Dec-18 02:05:37 2020-Dec-18 02:05
2149-Mar-12 06:28 00:08 Eunom 0.0212637771347927 0.021261914412621 0.0212656562327288 1.45512515259224 1.45512469890853 2506036.769195911 8.40533723418014 1004.09308185707 35.6207164778252 85.1826346160357 88300.6082637998 T 33 CATAB v2.0f-lin.ifort 2020-Dec-18 02:05:37 2020-Dec-18 02:05
2153-Jul-04 00:19 00:07 Eunom 0.0287391145152693 0.0287256622579857 0.0287525757374593 1.56385458804758 1.56385427571005 2507611.513101214 7.11580716453573 1040.13159178794 38.1380360513886 -50.0832982356804 85923.1284292795 T 33 CATAB v2.0f-lin.ifort 2020-Dec-18 02:05:37 2020-Dec-18 02:05
2157-Oct-24 14:33 00:06 Eunom 0.0404157521231035 0.0403978618546071 0.0404336458825059 1.65266857210364 1.65266836194005 2509185.105939641 6.24448045955837 1067.50495839617 39.832896843434 -33.6575017294019 83750.4496501691 T 33 CATAB v2.0f-lin.ifort 2020-Dec-18 02:05:37 2020-Dec-18 02:05

Alternate Designations
 1972 TL2 = 1935 BF = 1980 LF 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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