Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
(2011 XD1)
Classification: Apollo [NEO]          SPK-ID: 3590183
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4531910365031725 4.9261e-07  
a 1.815150285941894 1.5717e-06 au
q .9925404464468569 7.542e-08 au
i 4.193470471839972 6.4677e-06 deg
node 89.65510273802157 1.4659e-05 deg
peri 27.3763898931983 2.8451e-05 deg
M 153.7643895140491 0.0016069 deg
tp 2458618.977129457816
(2019-May-15.47712946)
0.0034915 TDB
period 893.2382447539137
2.45
0.0011602
3.176e-06
d
yr
n .4030279739076551 5.2347e-07 deg/d
Q 2.63776012543693 2.284e-06 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      87 days  
   first obs. used      2011-12-01  
   last obs. used      2012-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .37359  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:51:46  

Additional Information
 Earth MOID = .0250753 au 
 Jupiter MOID = 2.48239 au 
 T_jup = 3.917 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 23.9   n/a MPO227508  

[ 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
1909-Mar-14 23:51 00:03 Earth 0.441954715184749 0.441873435098807 0.442035995838729 19.4684780579848 19.4681683830626 2418380.493475856 2.66514597767411 4129.41731632339 15.3560895135673 -11.0368403442139 715369.545107358 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
1913-Dec-22 08:40 03:19 Earth 0.0501393406334282 0.0495000106608701 0.0507796672758245 7.72477565776831 7.71789323456257 2420123.861422825 198.573182785822 33798.5729456868 2.83773735702715 -19.3149229194763 804968.88735511 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
1936-Feb-03 05:07 03:39 Earth 0.0618532895726055 0.0615019067586612 0.0622058809804119 6.86836477709881 6.86209005311201 2428201.712966479 219.086681842265 22229.2091244223 13.4670533691661 -37.8885088281386 354479.004413027 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
1940-Nov-17 11:28 00:22 Earth 0.4903463166699 0.489845085193474 0.490847548252438 21.2682185368139 21.2679630426796 2429950.977440876 22.0484412259416 24996.9781254752 4.80143715888585 -0.878630825962315 207781.159750121 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
1945-Aug-04 23:19 00:22 Mars 0.0983939492270256 0.0982125147553708 0.0985758727459679 12.0018280712825 12.0015856365832 2431672.471704433 22.2799071725753 14203.2929469928 19.8340544649851 -50.3677057570087 577837.04312326 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
1958-Mar-13 09:58 00:05 Earth 0.394791181705949 0.394694514119593 0.39488785033147 18.0935733044346 18.0932002905088 2436275.915168866 5.11083474671898 4925.12857634651 15.4424473506747 -11.8404866866065 683389.019203508 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
1962-Dec-14 22:31 00:40 Earth 0.106083234869071 0.105838064538059 0.106328412348831 9.5417585061317 9.53912583204383 2438013.438213746 39.5131710616188 12302.7322240528 2.86169653765987 -6.48865204164274 557446.968068294 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
1985-Feb-13 20:08 02:12 Earth 0.0950960025903594 0.0946462895093576 0.0955466109352581 8.18985708539793 8.18643520749224 2446110.339000512 132.293994592667 26752.3530767356 14.5749470647606 -32.9814488712998 443807.00507234 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
1989-Nov-22 04:09 00:26 Earth 0.426602125660968 0.426074847435604 0.427129404063717 19.338677589262 19.3383546162787 2447852.673042743 25.8225555453186 26296.8157033885 4.41624706396345 -1.00773003348556 223195.294848014 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
2007-Mar-19 12:29 00:05 Earth 0.491115952072618 0.490995854237277 0.491236050816035 20.9515657779139 20.9513068287489 2454179.020186335 5.46582454746806 6080.69724200299 15.3527132808345 -9.97776052940955 735212.101652002 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
2011-Dec-29 00:37 < 00:01 Earth 0.0330435997942471 0.0330435328308277 0.0330436667576665 7.0269879790543 7.01550351244435 2455924.525806945 0.0350914653246417 3.58410967663425 3.34600284143273 -87.7498034484922 1133014.365942 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
2033-Dec-27 19:24 02:33 Earth 0.0359385199394885 0.0356288531687626 0.0362497629779055 7.14860343041204 7.13822464945815 2463959.308411813 152.581742253316 19512.4358083529 3.42398410696945 -37.5277316951579 899689.206910503 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
2051-Mar-05 22:23 00:30 Earth 0.256247178349922 0.255898116448856 0.2565962811281 13.7446144935728 13.7438579522507 2470236.432794773 30.0511500492283 18140.0883823377 15.5799121420763 -16.3512493398893 586904.933389338 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
2055-Nov-23 06:11 00:15 Earth 0.428314938188934 0.428020029919211 0.428609846586137 19.4155164769942 19.4151960686844 2471959.757981213 14.8930223390473 14710.5027943451 4.19546749474455 -1.47641276108867 348555.669262795 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
2073-Jan-01 07:00 00:03 Earth 0.0283329609419106 0.0283309276313976 0.0283349951028416 6.70964579531564 6.69561523178807 2478208.791575523 2.99821822492882 265.194120621229 0.681157214215561 -67.538580701881 1846882.92377701 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
2090-Feb-16 03:17 00:44 Earth 0.0989206449072535 0.0987539354557444 0.0990874631500335 8.2453649226362 8.24209752798407 2484463.637066335 44.1613273773063 9794.08274243533 14.008824295687 -31.9163134004624 458051.835157658 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
2095-Apr-08 21:52 00:13 Mars 0.0890497919173607 0.0889516566951923 0.0891482340490894 13.6741471627338 13.6739120496694 2486341.411395544 12.9736695985501 9590.86426330647 22.1021754354843 -59.2676885269854 513160.684491949 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
2107-Mar-15 15:04 00:12 Earth 0.372362810919262 0.372126045441691 0.372599582289721 17.3877968532832 17.3873853184142 2490699.127929444 12.2439413161892 12035.5418110825 13.9492037261567 -11.198848320531 671733.946576002 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
2111-Nov-30 06:42 00:13 Earth 0.337686725223031 0.337451845825416 0.337921604654122 16.7056349888721 16.7051626632342 2492419.779079144 13.1504538252353 11713.6861889345 7.32739104051283 -0.929688750312524 95716.2590321996 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
2128-Dec-24 05:40 00:39 Earth 0.0594876101396172 0.0593410579082966 0.0596342041231969 7.9629174820463 7.9572906093399 2498653.736079137 39.2171979892735 7720.23735304316 5.49164646469965 -18.8329078280947 466209.83432701 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
2136-Aug-26 20:33 00:03 Mars 0.0918609275513957 0.0918556778465748 0.0918661821940808 13.7749210856376 13.7746948350022 2501456.356354620 3.21315340841949 1097.55890485548 22.1187662425652 -76.2422908901344 603925.987897918 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
2146-Jan-03 16:04 01:58 Earth 0.0282896406194471 0.0282048220095856 0.0283759452223241 6.69145915119885 6.67736880747409 2504873.169514349 118.381826316213 11088.6892936177 5.13000120353502 -67.3955804387038 738438.513678832 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
2162-Dec-14 08:33 07:24 Earth 0.145483094505198 0.141770634250073 0.149196309031661 10.7793433817174 10.7776441924712 2511061.856023023 443.963618257883 185879.742828619 6.31840470933125 -5.16578344890184 264555.265899318 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
2179-Nov-30 09:41 04:06 Earth 0.355865066671248 0.351468199573996 0.360261986333718 17.1773799132529 17.1769440245752 2517256.903358155 245.593907883583 219361.347503489 6.69052757476869 -1.82952403300033 220069.50522197 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
2192-Mar-10 00:05 05:02 Earth 0.281851407161253 0.277798498368755 0.285908392554663 14.524718872122 14.5240680022863 2521740.503650747 302.172575391059 209149.779449864 13.6542562488487 -14.8158616742083 673077.60795176 T 29 CATAB v2.0e-lin.ifort 2017-Nov-29 05:10:31 2018-Dec-11 15:45
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-12 17:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin