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18939 Sariancel (2000 QZ48)
Classification: Main-belt Asteroid          SPK-ID: 2018939
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0999654514083011 3.5886e-08  
a 3.12505883243578 1.4461e-08 au
q 2.812660915573839 1.1274e-07 au
i .1489901458750419 3.7568e-06 deg
node 221.7529243617587 0.0014033 deg
peri 332.0327739042631 0.0014034 deg
M 54.79756814377672 1.7235e-05 deg
tp 2459089.354251510978
(2020-Aug-27.85425151)
9.6589e-05 TDB
period 2017.835338348048
5.52
1.4006e-05
3.835e-08
d
yr
n .1784090074935069 1.2383e-09 deg/d
Q 3.43745674929772 1.5906e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2065  
   data-arc span      15682 days (42.93 yr)  
   first obs. used      1978-09-02  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48023  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 22:16:05  

Additional Information
 Earth MOID = 1.81259 au 
 Jupiter MOID = 1.51846 au 
 T_jup = 3.207 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456926.5 (2014-Sep-26.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1014361873438666 3.5798e-08  
q 2.809177953611072 1.1273e-07 au
tp 2457065.439643965204
(2015-Feb-11.93964397)
9.6113e-05 TDB
node 221.9904087503073 0.0014112 deg
peri 330.9540618554914 0.0014113 deg
i .1482267457412197 3.7547e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2065  
   data-arc span      15682 days (42.93 yr)  
   first obs. used      1978-09-02  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48023  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 22:16:05  

Additional Information
 Jupiter MOID = 1.51846 au 
 T_jup = 3.207 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.281496785930318E-15 -4.008498438464486E-15 -6.926804068375617E-14 3.942527973796788E-15 1.396830387655204E-14 -2.007653448271575E-17
q -4.008498438464486E-15 1.270808611994765E-14 6.768324858126721E-14 -5.173334481559389E-14 -3.42811938152646E-14 1.089158470327546E-16
tp -6.926804068375617E-14 6.768324858126721E-14 9.237803981771456E-9 3.914955261792285E-11 1.67030084639198E-9 -4.743587031425034E-15
node 3.942527973796788E-15 -5.173334481559389E-14 3.914955261792285E-11 1.991540303671947E-6 -1.991529409309575E-6 -6.749863764690944E-10
peri 1.396830387655204E-14 -3.42811938152646E-14 1.67030084639198E-9 -1.991529409309575E-6 1.99184263775407E-6 6.749888949040872E-10
i -2.007653448271575E-17 1.089158470327546E-16 -4.743587031425034E-15 -6.749863764690944E-10 6.749888949040872E-10 1.409758846430506E-11

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 13.66   n/a E2021B10  
diameter diameter 10.839 km 0.232 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.569 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
geometric albedo albedo 0.066   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18939 Sariancel           Discovered 2000 Aug. 24 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Sari Ancel (b. 1988) was awarded fourth place in the 2003 Intel International Science and Engineering Fair for her behavioral and social sciences project. She attends the Nicolet High School, Glendale, Wisconsin, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040830/MPCPages.arcLast Updated: 2004-09-06

[ 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
1941-Apr-24 17:51 00:02 Jupiter 1.6878494446159 1.68784860566828 1.68785028356314 2.19626942880354 1.95446379106887 2430109.243670698 1.69819807395688 51.4150462723308 7.53235850167429 84.4994881370306 1817308.81315246 T 35 CATAB v2.0g-lin.ifort 2021-Aug-24 22:16:22 2021-Aug-24 22:16
1951-Jun-15 03:49 00:01 Jupiter 1.53649756489196 1.53649714065372 1.53649798913116 1.64365994632438 1.26454785406335 2433812.659196410 1.4368181304426 123.896609206818 47.9008964482805 69.7494635778498 2691465.73862779 T 35 CATAB v2.0g-lin.ifort 2021-Aug-24 22:16:22 2021-Aug-24 22:16
1961-Aug-12 09:30 00:01 Jupiter 1.94273063304395 1.94272999460578 1.94273127148202 3.19241982976827 3.05279423668354 2437523.895663866 1.11596148183805 38.2965993700719 21.084284818901 -70.9467829614413 2618634.96028467 T 35 CATAB v2.0g-lin.ifort 2021-Aug-24 22:16:22 2021-Aug-24 22:16
2023-Nov-20 22:59 < 00:01 Jupiter 1.57905809026207 1.57905772215716 1.57905845836671 1.79286136967762 1.46339739659617 2460269.457520761 0.318378636855006 53.1537171161229 31.6691343796246 80.7607809774787 2434814.85288556 T 35 CATAB v2.0g-lin.ifort 2021-Aug-24 22:16:22 2021-Aug-24 22:16
2034-Jan-08 20:12 < 00:01 Jupiter 1.62790061946637 1.62790016997747 1.62790106895536 1.97129387007798 1.68682180499799 2463971.341924950 0.565708842462886 56.1895480664192 14.2866392884823 86.3323811502954 2886845.54824269 T 35 CATAB v2.0g-lin.ifort 2021-Aug-24 22:16:22 2021-Aug-24 22:16
2096-Apr-24 08:16 00:02 Jupiter 1.87354773344756 1.87354657271496 1.87354889417974 2.87118580433233 2.70915427954921 2486722.844539199 1.87881913066077 43.2552976057931 30.6660183582977 45.6591420570504 1370201.79887047 T 35 CATAB v2.0g-lin.ifort 2021-Aug-24 22:16:22 2021-Aug-24 22:16
2106-Jun-18 23:29 00:02 Jupiter 1.52172728137672 1.52172689060329 1.52172767214964 1.59306262207513 1.19357038482873 2490429.478499658 2.22153422526643 107.725939049412 75.2309716928788 -86.9744269084914 2125740.57553762 T 35 CATAB v2.0g-lin.ifort 2021-Aug-24 22:16:22 2021-Aug-24 22:16
2116-Aug-07 23:55 00:02 Jupiter 1.76360241865228 1.7636010041966 1.76360383310867 2.494963369925 2.29440247934543 2494132.496274940 2.45864379952039 104.581558751179 9.71634699733475 -73.6418777443028 2375491.91229048 T 35 CATAB v2.0g-lin.ifort 2021-Aug-24 22:16:22 2021-Aug-24 22:16
2178-Nov-25 08:55 00:04 Jupiter 1.72024921296622 1.72024722786397 1.72025119806652 2.28044782167862 2.05321091339827 2516886.871791740 3.86536943592318 76.5338211542896 12.978496150044 72.9370806232514 1195865.31301594 T 35 CATAB v2.0g-lin.ifort 2021-Aug-24 22:16:22 2021-Aug-24 22:16
2189-Jan-15 21:32 00:04 Jupiter 1.52567957747634 1.52567881417106 1.52568034079021 1.61615178479404 1.22539471101067 2520591.397553393 4.19220567107075 265.229089348439 54.088310607359 71.4146728636028 2591558.71218251 T 35 CATAB v2.0g-lin.ifort 2021-Aug-24 22:16:22 2021-Aug-24 22:16
2199-Mar-13 13:01 00:04 Jupiter 1.90684906286642 1.9068464859459 1.90685163978672 3.10323606228561 2.95663218767163 2524300.042044627 4.25632483702901 131.371549978946 24.0357951015677 -45.9592634816906 1651464.99764731 T 35 CATAB v2.0g-lin.ifort 2021-Aug-24 22:16:22 2021-Aug-24 22:16

Alternate Designations
 2000 QZ48 = 1978 RY9 = 1998 FY16 = 1999 NQ12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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