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JPL Small-Body Database Browser
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249299 (2008 TB177)
Classification: Main-belt Asteroid          SPK-ID: 2249299
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1129227406771835 5.0835e-08  
a 3.045125853604243 3.6791e-08 au
q 2.701261896508304 1.5706e-07 au
i 10.16821474684564 5.4382e-06 deg
node 79.10230444720472 4.4113e-05 deg
peri 226.36307323398 5.5363e-05 deg
M 75.42672575477195 3.2912e-05 deg
tp 2458193.842251828526
(2018-Mar-16.34225183)
0.00017851 TDB
period 1940.914017899933
5.31
3.5175e-05
9.63e-08
d
yr
n .1854796228374504 3.3615e-09 deg/d
Q 3.388989810700183 4.0946e-08 au
  Orbit Determination Parameters
   # obs. used (total)      255  
   data-arc span      6776 days (18.55 yr)  
   first obs. used      2001-05-18  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63829  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 16:44:33  

Additional Information
 Earth MOID = 1.697 au 
 Jupiter MOID = 1.82949 au 
 T_jup = 3.205 
[ 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 15.3   n/a MPO413152  
diameter diameter 4.513 km 2.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.066   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249299 (2008 TB177)          Discovered 2008-Oct-07 by CSS at Catalina
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
1929-Jul-21 21:39 00:05 Jupiter 1.87037586993387 1.87037469683004 1.87037704303845 3.57624651792846 3.44729093253587 2425814.401777058 4.69798826424036 118.359035943749 41.064726799572 -72.6825957079484 1790348.20145199 T 14 CATAB v2.0f-lin.ifort 2019-Dec-14 16:44:35 2019-Dec-14 16:44
1977-Aug-18 22:10 00:02 Jupiter 1.82291076351971 1.82291026525042 1.82291126178962 3.37883229881277 3.23839466264787 2443374.423543342 2.04069073501991 128.080865847903 18.2122733020397 -84.5540039893804 2461214.83112051 T 14 CATAB v2.0f-lin.ifort 2019-Dec-14 16:44:35 2019-Dec-14 16:44
2025-Sep-14 17:47 < 00:01 Jupiter 1.84403965544613 1.84403917051731 1.84404014037537 3.13120554009884 2.98090395216038 2460933.241238341 0.684823781670025 98.8222861793108 14.5137575328699 -81.6073320775112 2485021.63129646 T 14 CATAB v2.0f-lin.ifort 2019-Dec-14 16:44:35 2019-Dec-14 16:44
2073-Oct-17 10:56 00:03 Jupiter 1.92486844170417 1.92486735084187 1.92486953257413 2.85203509521298 2.69332891504799 2478497.955809562 3.35645229704838 220.625662988885 12.253368026181 -73.6268948545049 2493296.25790818 T 14 CATAB v2.0f-lin.ifort 2019-Dec-14 16:44:35 2019-Dec-14 16:44
2083-Apr-06 18:18 00:04 Jupiter 1.97424976527182 1.97424799079574 1.97425153975654 3.91804698340203 3.80697017231387 2481956.262495830 3.73536826579298 246.097572225635 31.2739244546751 -72.2862659792194 2072122.01181063 T 14 CATAB v2.0f-lin.ifort 2019-Dec-14 16:44:35 2019-Dec-14 16:44
2131-May-06 03:10 00:06 Jupiter 1.87374657833479 1.87374474267044 1.87374841399892 3.64731469384566 3.52119431620837 2499516.631597397 6.30948916849583 106.614018533208 68.6744086197431 -61.9589894582833 1046624.90741556 T 14 CATAB v2.0f-lin.ifort 2019-Dec-14 16:44:35 2019-Dec-14 16:44
2179-Jun-01 09:49 00:09 Jupiter 1.83387356578406 1.83387284216403 1.83387428941606 3.36499492084609 3.22481603487722 2517074.909039569 8.90138795969709 371.451971224332 20.404080320264 89.8816977624152 2107928.88650437 T 14 CATAB v2.0f-lin.ifort 2019-Dec-14 16:44:35 2019-Dec-14 16:44

Alternate Designations
 2008 TB177 = 2006 HN59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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