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175802 (1999 RT149)
Classification: Main-belt Asteroid          SPK-ID: 2175802
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2022111573479466 5.7286e-08  
a 3.06631985043797 3.325e-08 au
q 2.446275764681925 1.8074e-07 au
i 15.64205648455005 7.3405e-06 deg
node 337.6200759730555 1.7926e-05 deg
peri 307.643975345844 2.3422e-05 deg
M 21.97040993276566 1.6346e-05 deg
tp 2459080.809338256889
(2020-Aug-19.30933826)
8.8281e-05 TDB
period 1961.212301426368
5.37
3.19e-05
8.734e-08
d
yr
n .1835599336890636 2.9857e-09 deg/d
Q 3.686363936194014 3.9973e-08 au
  Orbit Determination Parameters
   # obs. used (total)      440  
   data-arc span      7632 days (20.90 yr)  
   first obs. used      1999-08-07  
   last obs. used      2020-06-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56113  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:06:53  

Additional Information
 Earth MOID = 1.46316 au 
 Jupiter MOID = 1.75977 au 
 T_jup = 3.145 
[ 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 14.96   n/a E2021B55  
diameter diameter 5.808 km 0.151 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

175802 (1999 RT149)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

[ 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
1942-Jun-22 12:32 00:05 Jupiter 1.83733217587634 1.83733067592851 1.83733367582784 2.3038152062849 2.09417072627101 2430533.022001448 4.71869132450661 367.861061617059 200.40143771073 66.526566421023 422740.991702397 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 21:06:54 2021-Apr-13 21:06
1991-Oct-22 14:11 00:01 Jupiter 1.96273683118007 1.9627357451063 1.96273791751358 4.54537183113666 4.44941587025823 2448552.090662947 1.15786747782226 2151.07641604095 41.8729842587925 -89.1853379154477 1988024.58436288 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 21:06:54 2021-Apr-13 21:06
2001-Jun-03 07:46 00:01 Jupiter 1.89038888269866 1.89038784746697 1.89038991792981 1.60979207765946 1.30203487005161 2452063.823338839 1.19489754180767 312.419091889891 209.091696154329 27.1574672719355 639028.838405353 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 21:06:54 2021-Apr-13 21:06
2050-Nov-10 04:10 00:02 Jupiter 1.87074932140303 1.87074830108558 1.87075034186669 4.35591708058667 4.25070229976719 2470120.673429708 1.61375656481399 1972.76915517034 41.140755751021 -89.2983255862676 1829733.71675756 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 21:06:54 2021-Apr-13 21:06
2060-Apr-27 23:45 00:04 Jupiter 1.95154852491292 1.95154719208322 1.95154985783137 1.16927711910285 0.706510635004941 2473577.489391989 3.5371628090737 1610.50729793607 505.155847517031 -76.6182098735064 1409197.26544299 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 21:06:54 2021-Apr-13 21:06
2109-Nov-29 21:07 00:04 Jupiter 1.7978097856794 1.79780808305703 1.79781148830146 4.17756533857747 4.06322156404061 2491689.380023078 4.29289943237515 1523.64243379535 76.6875235909072 -89.8205936658402 1150482.17028811 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 21:06:54 2021-Apr-13 21:06
2168-Dec-21 04:03 00:07 Jupiter 1.75037951834648 1.75037802933117 1.75038100775102 4.00896047056139 3.88637983416986 2513260.668898326 6.98077043798259 2387.56526494993 53.1403833546728 89.3543346516425 1296688.50262251 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 21:06:54 2021-Apr-13 21:06

Alternate Designations
 1999 RT149 = 2003 FA95 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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