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22938 Brilawrence (1999 TS173)
Classification: Main-belt Asteroid          SPK-ID: 2022938
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1612637972075671 3.9699e-08  
a 3.196055971705585 2.2089e-08 au
q 2.680647849620422 1.2652e-07 au
i 2.686453750368027 3.7052e-06 deg
node 125.0655921239971 0.00010194 deg
peri 298.9219489626519 0.00010268 deg
M 246.1486698002053 1.3089e-05 deg
tp 2459860.517726520776
(2022-Oct-08.01772652)
7.8979e-05 TDB
period 2086.988190041434
5.71
2.1635e-05
5.923e-08
d
yr
n .1724973824566074 1.7882e-09 deg/d
Q 3.711464093790748 2.5651e-08 au
  Orbit Determination Parameters
   # obs. used (total)      757  
   data-arc span      8889 days (24.34 yr)  
   first obs. used      1995-02-02  
   last obs. used      2019-06-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51654  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:14:57  

Additional Information
 Earth MOID = 1.69476 au 
 Jupiter MOID = 1.612 au 
 T_jup = 3.173 
[ 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 14.98   n/a MPCxxxxx  
diameter diameter 4.629 km 0.235 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.099   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22938 Brilawrence           Discovered 1999 Oct. 10 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Brian Robert Lawrence (b. 1989) is a finalist in the 2007 Intel Science Talent Search (STS), a science competition for high school seniors, for his mathematics project. He attends the Montgomery Blair High School, Silver Spring, Maryland.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070303/MPCPages.arcLast Updated: 2010-04-12

[ 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
1901-May-29 04:14 00:04 Jupiter 1.64788798618113 1.64788740141091 1.64788857095107 1.76016038460344 1.4388032407077 2415533.676343702 3.63349952981157 111.325240209469 45.6498157344006 -51.4713296400204 1661044.47842093 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 04:14:59 2021-Apr-13 04:15
1912-Apr-26 07:04 00:03 Jupiter 1.66067343040367 1.66067284966201 1.66067401114504 1.59436846412208 1.23365942749438 2419518.794473742 3.03809783335113 91.8098378276658 55.5349362628408 -80.0458329734922 2271601.56817283 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 04:14:59 2021-Apr-13 04:15
1923-Mar-25 16:16 00:03 Jupiter 1.81375151901018 1.81375052560618 1.81375251241551 2.00923823764087 1.76154412013675 2423504.177490920 2.60249628300421 129.054770602041 8.72313481135083 -87.0740011402161 2314388.68973536 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 04:14:59 2021-Apr-13 04:15
2010-May-16 01:23 < 00:01 Jupiter 1.98670760440571 1.98670712883984 1.98670807997158 3.89596665191761 3.78495264139671 2455332.557356646 0.237841364461044 38.6055054161618 19.0265860511093 81.1543476797863 3336230.49469975 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 04:14:59 2021-Apr-13 04:15
2021-Mar-14 00:42 < 00:01 Jupiter 1.76010448823863 1.76010407161839 1.76010490485877 2.5203255248057 2.32154524192176 2459287.528934517 0.355500810992602 48.3850653700837 8.12416531519214 87.855557375742 2859242.62422926 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 04:14:59 2021-Apr-13 04:15
2032-Jan-24 08:38 < 00:01 Jupiter 1.62818066382791 1.62818033729169 1.62818099036395 1.73102654923741 1.39857076356422 2463255.859945025 0.735587590592392 63.2648288695591 36.9781895063722 88.7397255336173 2691958.3139076 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 04:14:59 2021-Apr-13 04:15
2042-Dec-22 18:44 00:01 Jupiter 1.65513698985793 1.65513647256286 1.65513750715253 1.60173769707862 1.24179555921843 2467241.280662569 1.20434874897031 75.8204746668261 56.1764559234432 -79.5324342320367 2204004.70916052 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 04:14:59 2021-Apr-13 04:15
2053-Nov-19 18:32 00:02 Jupiter 1.81878168417338 1.81878076221978 1.8187826061272 2.04351173272886 1.80125587817797 2471226.272147487 1.71693949600466 91.6133741976367 8.06975870143945 -89.2303526728455 2182874.49594534 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 04:14:59 2021-Apr-13 04:15
2141-Jan-22 05:51 00:05 Jupiter 1.97941315921378 1.97941104548555 1.97941527294943 3.8794816472813 3.76756498317201 2503065.743565647 4.53000036539931 226.783877420108 20.1703039378384 68.6340401119347 2655547.30881384 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 04:14:59 2021-Apr-13 04:15
2151-Nov-21 03:36 00:05 Jupiter 1.74520334199685 1.74520155065509 1.74520513334417 2.49973392089468 2.29738619915582 2507020.649929864 4.8691372910277 205.140633098767 7.76830917456109 85.286395570361 1909852.25015067 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 04:14:59 2021-Apr-13 04:15
2162-Oct-02 19:56 00:05 Jupiter 1.61287894373837 1.61287837471869 1.61287951276007 1.72221891249675 1.38409329752745 2510989.330714189 5.02648861489843 200.748748892617 51.1260561465366 -57.929592519944 1873188.01987558 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 04:14:59 2021-Apr-13 04:15
2173-Sep-01 11:16 00:05 Jupiter 1.64091047010644 1.64090913094519 1.64091180926574 1.59664377520505 1.23162096628807 2514975.969299475 5.40074976798474 86.4561707871765 63.9813630652869 -61.5866573466358 1332765.62530015 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 04:14:59 2021-Apr-13 04:15
2184-Jul-29 08:48 00:06 Jupiter 1.81687447961813 1.81687175295291 1.81687720628861 2.05916927506077 1.81873112779461 2518959.866900468 6.00842700202561 246.999388673826 8.44694446974667 87.9771825418252 2015218.88921794 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 04:14:59 2021-Apr-13 04:15

Alternate Designations
 1999 TS173 = 1998 OC2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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