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436724 (2011 UW158)
Classification: Apollo [NEO, PHA]          SPK-ID: 2436724
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 141 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3763919288371352 4.8626e-09  
a 1.620601384821476 9.4441e-09 au
q 1.010620103712388 6.4775e-09 au
i 4.57205644648829 9.1963e-07 deg
node 285.9851113758563 2.0313e-06 deg
peri 8.801031751124873 4.2732e-06 deg
M 318.9337380969914 9.1164e-06 deg
tp 2459482.459802143908
(2021-Sep-24.95980214)
1.9817e-05 TDB
period 753.5511472871571
2.06
6.587e-06
1.803e-08
d
yr
n .4777379761095555 4.1761e-09 deg/d
Q 2.230582665930564 1.2999e-08 au
  Orbit Determination Parameters
   # obs. used (total)      956  
   # delay obs. used      8  
   # Doppler obs. used      0  
   data-arc span      3403 days (9.32 yr)  
   first obs. used      2011-10-25  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .33172  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:24:07  

Additional Information
 Earth MOID = .00251344 au 
 Jupiter MOID = 2.98502 au 
 T_jup = 4.242 
[ 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 19.85   n/a MPCxxxxx  
rotation period rot_per 0.61073 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Carbognani, A.; Gary, Bruce L.; Oey, J.; Baj, G.; Bacci, P. (2016) Minor Planet Bull. 43, 38-41.]
[Gary, B.L. (2016) Minor Planet Bull. 43, 33-38.]
[Warner, B.D. (2016) Minor Planet Bull. 43, 66-79.]
[Monteiro, F.; Silva, J.S.; Lazzaro, D.; Arcoverde, P.; et al. (2018) Plan. Space Sci. 164, 54-74.]

436724 (2011 UW158)          Discovered 2011-Oct-25 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2015-06-04

[ 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
1916-Jun-05 03:41 00:39 Earth 0.1372770204922 0.13702151991764 0.137532561880802 10.0074561821147 10.0055164895295 2421019.653164042 39.252193839037 13277.3563403143 1.49477148095593 16.3610431921658 3176512.49621182 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
1918-Aug-23 19:38 00:40 Earth 0.135269052453056 0.135027706150834 0.135510445151103 9.73129586214118 9.72927149906671 2421829.317920132 40.235095098886 12667.9612094456 1.34262062710426 -18.2042398734242 4005258.61722013 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
1947-May-25 14:10 00:17 Earth 0.282922442317561 0.282732259924528 0.283112628060469 14.403539306449 14.4028854452087 2432331.090477295 16.7530218286264 9607.16275662345 1.965489795575 9.213592313227 2840901.54148963 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
1947-Sep-26 05:35 00:53 Earth 0.481067618878041 0.480920817410997 0.481214419784228 3.12617491385989 3.12440270021853 2432454.732734633 53.309833798947 7274.5589280697 3.5851640691858 -2.80489756420898 130187.728411775 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
1949-Jul-30 05:08 01:29 Earth 0.0310115392133295 0.030906668520759 0.0311166585495065 6.32840420753529 6.31481289389184 2433127.714157321 88.4932155259056 6828.42847266075 0.694679813611222 -39.9772563283417 3948212.07329726 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
1951-Sep-13 22:05 00:16 Earth 0.421025957859157 0.420822346782397 0.421229570850521 18.3941703689639 18.3938263143856 2433903.420218374 16.2189551769099 10251.5447454586 1.47707982543866 -7.94854115938882 5088408.32375437 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
1976-May-17 10:14 < 00:01 Earth 0.413316973048057 0.41330627399097 0.41332767210921 18.2485375273085 18.248184258531 2442915.926056555 0.877251744381029 537.41983657413 2.39071021165273 6.92009274277234 2632452.78695884 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
1978-Jul-01 10:01 00:02 Earth 0.0120170015747866 0.0120139091490439 0.0120200941947646 6.35915058948427 6.32418726884003 2443690.917353382 2.16621974668823 172.097506513547 0.912419964639733 26.4095442214175 837917.504096414 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
1980-Sep-02 04:37 < 00:01 Earth 0.237036851020583 0.237031597589209 0.237042104457872 12.8451723150579 12.8442971875253 2444484.692377852 0.556932307904973 268.533505196388 1.39196500482694 -12.7159500790417 4691843.92517483 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2013-May-26 18:22 < 00:01 Earth 0.267172811283794 0.267172479536984 0.26717314303062 13.9720854717479 13.9713716825745 2456439.265389764 0.0397049360563442 16.7964595594871 2.04506155798915 10.0632406722756 3401814.1984346 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2013-Sep-24 04:24 < 00:01 Earth 0.469164048264198 0.469163778070634 0.469164318457762 2.67667818389895 2.67455560568552 2456559.683056717 0.118792086714431 13.3356978538591 3.58767785388707 5.86170893362254 557901.693588878 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2015-Jul-19 14:37 < 00:01 Earth 0.0164400700844219 0.0164400687236387 0.016440071445205 6.0416134417122 6.01472762941421 2457223.108927914 0.000710464851454152 1.10664867057646 0.0680321639059526 -89.9706382187308 33989413.4305931 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2017-Sep-09 06:08 < 00:01 Earth 0.335683675921094 0.335683327306531 0.335684024535676 15.8413403424133 15.8408392739398 2458005.755865352 0.0308466514117828 17.6454310346394 1.45338282629943 -9.92209924430703 5588656.1848744 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2046-May-28 17:45 < 00:01 Earth 0.246963038368808 0.246958089430333 0.24696798731023 13.3853891819011 13.3845831309943 2468494.239738446 0.496803603505933 250.423681281861 1.96378146562149 9.80323253842079 2620317.49896205 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2048-Aug-05 04:25 00:02 Earth 0.0431563069132233 0.0431534299654678 0.0431591839851058 6.60346266007702 6.59410636009858 2469293.684202530 1.84503008364295 184.179121555679 0.799194072176172 -38.8779867823384 4732531.0305699 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2050-Sep-15 04:47 < 00:01 Earth 0.425372956783628 0.425368513647074 0.425377399921101 18.5340881448258 18.5337501771101 2470064.699160721 0.35018649003429 223.753586273339 1.4661721717766 -8.03726419057647 5239402.01508151 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2077-May-30 22:35 < 00:01 Earth 0.217146386700973 0.21714141494372 0.217151358462201 12.4923600260619 12.4913777527777 2479819.440723449 0.523029064897952 252.20458488872 1.85324721519872 10.599494731264 2634679.31532886 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2079-Aug-17 17:26 00:01 Earth 0.0816649375557435 0.0816606478932946 0.0816692272830289 7.90573891126983 7.90161083554099 2480628.226218507 1.26731725772033 242.75588121123 1.14921578143831 -28.2553140051306 4482994.52225643 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2081-Sep-18 22:17 < 00:01 Earth 0.493555438967387 0.493550280066849 0.493560597868879 20.5224262029223 20.5221631455392 2481391.428139355 0.39387376511877 259.545932026127 1.4444344436406 -7.62855767159799 5938835.68867386 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2106-May-20 15:23 < 00:01 Earth 0.406967027521768 0.406966675910035 0.406967379133502 18.0922417506791 18.0918798702522 2490400.141107216 0.0320175549187407 17.5711905845775 2.50558016228414 3.8162738652684 3257873.51274229 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2108-Jul-02 08:59 < 00:01 Earth 0.0109362955999683 0.0109362226687399 0.0109363685312248 6.40351951411758 6.36535854700343 2491173.874049050 0.0654907421547045 3.74741666635719 0.873904623722432 14.4506563658404 604949.75709053 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2108-Jul-02 19:34 < 00:01 Moon 0.00961488847299557 0.0096148267318813 0.0096149502141164 6.33197196181469 6.33143362509518 2491174.315005142 0.06528495175947 3.1067597723426 1.04803224861139 -8.16392587766041 507653.937110346 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2110-Sep-03 21:21 < 00:01 Earth 0.216848157641403 0.216847710961474 0.216848604321394 12.2216942047596 12.2206887950598 2491967.389336658 0.0325426166989792 23.0718980465526 1.89686967809434 -15.1826167819652 3945914.92589491 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2145-May-30 06:08 < 00:01 Earth 0.251668514579845 0.251660294508863 0.251676734658725 13.5381745340227 13.5373924815269 2504654.755577853 0.787874259836851 415.890242703355 1.3695972540691 9.75596181721443 3801714.87074472 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2145-Sep-23 03:17 00:04 Earth 0.457842581334881 0.457835701963839 0.457849460725677 2.01802914874237 2.0151432613333 2504770.636891421 4.48887445742298 374.855849435184 4.62838520646526 29.7428836964864 410123.445948287 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2147-Jul-19 04:40 00:04 Earth 0.01578641947539 0.015782843980583 0.0157899951975703 6.03181346444688 6.00376612279643 2505434.694472078 3.93865160224752 201.888422525423 1.12535274482808 -27.9672396986859 986158.184282252 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2149-May-05 05:55 < 00:01 Earth 0.499405839106944 0.499404099811461 0.499407578407962 3.69816051273653 3.6967175413477 2506090.746724199 0.475579196600307 120.127825794018 6.58560313436222 -44.0296339398644 2002939.30508213 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2149-Sep-10 11:38 < 00:01 Earth 0.311748474285273 0.311746459254548 0.311750489317168 15.1544734084558 15.1539094134586 2506218.984926375 0.115694725344724 104.920451746592 2.27294640987073 -16.7396923398501 5026984.4911281 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2180-Jun-09 03:01 00:23 Earth 0.129241025063144 0.129090809124207 0.129391252094844 9.91520579863603 9.91312631372174 2517448.625997162 22.7454749737105 7725.27069628968 1.28032177964508 14.185860179286 3039124.07228378 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2182-Aug-25 13:22 00:26 Earth 0.117825013592317 0.117693199756099 0.117956854004667 9.06731658899585 9.06482224803709 2518256.056751900 26.0325029628688 7141.56141164128 1.59398973838951 -23.035571633408 3778360.58241546 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
2184-Sep-20 07:06 00:10 Earth 0.480326045321159 0.480196541069042 0.480455550240216 20.1318310261622 20.131555479017 2519012.795679846 9.92466361429068 6519.2541231321 1.92499761374273 -7.87669068928119 4468549.22545836 T 141 CATAB v2.0f-lin.ifort 2021-Apr-14 14:24:12 2021-Apr-14 14:24
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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