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249295 (2008 TS122)
Classification: Main-belt Asteroid          SPK-ID: 2249295
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1483901327169694 7.0611e-08  
a 3.09807190917786 3.0218e-08 au
q 2.638348607408242 2.1617e-07 au
i 4.828886220881097 7.6517e-06 deg
node 187.7890639604642 7.2455e-05 deg
peri 197.0400252826328 7.708e-05 deg
M 51.19109671590446 2.2347e-05 deg
tp 2458717.277598491914
(2019-Aug-21.77759849)
0.00012372 TDB
period 1991.753861198941
5.45
2.9141e-05
7.978e-08
d
yr
n .1807452251069302 2.6445e-09 deg/d
Q 3.557795210947477 3.4702e-08 au
  Orbit Determination Parameters
   # obs. used (total)      219  
   data-arc span      6639 days (18.18 yr)  
   first obs. used      2002-08-17  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59513  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 00:18:55  

Additional Information
 Earth MOID = 1.64253 au 
 Jupiter MOID = 1.89515 au 
 T_jup = 3.200 
[ 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 15.9   n/a MPO454847  
diameter diameter 4.272 km 1.651 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.042   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249295 (2008 TS122)          Discovered 2008-Oct-07 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ 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
1935-Nov-19 09:02 00:04 Jupiter 1.98819187808063 1.98819073554799 1.98819302061405 2.81212135835483 2.65630823605372 2428125.876620455 3.51111162364449 118.944413288417 22.9653471054535 -76.9541025776146 1622183.72091961 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 00:18:56 2020-Nov-12 00:18
1945-Nov-10 18:28 00:03 Jupiter 1.9129178524848 1.91291721858133 1.91291848638816 2.48357150602388 2.29837893565944 2431770.269679223 3.06115359859009 181.428917150375 21.0308539742075 89.2856913642662 1707533.94329319 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 00:18:56 2020-Nov-12 00:18
2006-May-04 22:05 < 00:01 Jupiter 1.91643156191397 1.91643080394677 1.91643231988094 2.52742187516502 2.34603992380748 2453860.420150094 0.648819375441251 67.1569528172517 20.8583926217425 -81.5296780821841 1639481.54738768 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 00:18:56 2020-Nov-12 00:18
2016-Apr-28 03:36 < 00:01 Jupiter 1.97631467402351 1.97631397910725 1.97631536893966 2.66530621225446 2.49933660590195 2457506.649866636 0.506589746358426 72.648030196264 20.4007390928142 85.3100324980213 1892965.35018832 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 00:18:56 2020-Nov-12 00:18
2076-Oct-19 13:13 00:03 Jupiter 1.90031701790149 1.90031630281815 1.90031773298494 2.46637867608146 2.27850167128643 2479596.050400827 2.64092924093546 155.512922957252 23.3625853632185 87.9141519285064 1624090.73351393 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 00:18:56 2020-Nov-12 00:18
2137-Apr-14 20:13 00:05 Jupiter 1.93376176549169 1.93376077652156 1.933762754465 2.5640587151494 2.38712400977496 2501687.342642475 5.26467308044107 201.445277221568 19.199470451149 -84.7786064864095 1657819.97965553 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 00:18:56 2020-Nov-12 00:18
2147-Apr-07 10:27 00:06 Jupiter 1.94319019132885 1.94318883948615 1.94319154318447 2.59022779551227 2.41609075432198 2505331.935266653 5.63971846626707 306.042068658858 21.8613023529855 83.1051274493719 1833276.90478415 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 00:18:56 2020-Nov-12 00:18

Alternate Designations
 2008 TS122 = 2005 EC294 = 2005 FR13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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