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54660 (2000 UJ1)
Classification: Amor [NEO]          SPK-ID: 2054660
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 90 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2806390344297433 4.5746e-08  
a 1.476763123409013 2.1137e-09 au
q 1.062325746374056 6.7059e-08 au
i 46.68662487843249 1.225e-05 deg
node 223.7169239387009 4.4532e-06 deg
peri 158.0040629611657 1.0142e-05 deg
M 328.5994280656071 8.0211e-06 deg
tp 2459057.674153454580
(2020-Jul-27.17415345)
1.4678e-05 TDB
period 655.4879091582642
1.79
1.4073e-06
3.853e-09
d
yr
n .5492092149530097 1.1791e-09 deg/d
Q 1.891200500443971 2.7069e-09 au
  Orbit Determination Parameters
   # obs. used (total)      393  
   # delay obs. used      0  
   # Doppler obs. used      3  
   data-arc span      7223 days (19.78 yr)  
   first obs. used      2000-10-19  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45684  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jul-30 07:23:51  

Additional Information
 Earth MOID = .0881111 au 
 Jupiter MOID = 3.57768 au 
 T_jup = 4.225 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457013.5 (2014-Dec-22.0) TDB
Reference: JPL 90 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2808925446213784 4.5807e-08  
q 1.062090882581865 6.7056e-08 au
tp 2457090.975064137664
(2015-Mar-09.47506414)
1.2503e-05 TDB
node 223.7340505952189 4.4521e-06 deg
peri 157.961991612166 1.0128e-05 deg
i 46.68313497859907 1.2251e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      393  
   # delay obs. used      0  
   # Doppler obs. used      3  
   data-arc span      7223 days (19.78 yr)  
   first obs. used      2000-10-19  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45684  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jul-30 07:23:51  

Additional Information
 Jupiter MOID = 3.57768 au 
 T_jup = 4.225 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.098258693936345E-15 -3.070927357940269E-15 3.002142754314438E-13 -1.497310074315369E-14 2.401769238159988E-13 -6.86865569630523E-14
q -3.070927357940269E-15 4.496524052787924E-15 -4.359050440977072E-13 2.171785740811016E-14 -3.494333569069788E-13 9.861631687319181E-14
tp 3.002142754314438E-13 -4.359050440977072E-13 1.563285413612855E-10 -2.151788297398138E-12 1.143807885150895E-10 3.642464041464152E-12
node -1.497310074315369E-14 2.171785740811016E-14 -2.151788297398138E-12 1.982133358377455E-11 -1.493356328432873E-11 9.573649174260731E-12
peri 2.401769238159988E-13 -3.494333569069788E-13 1.143807885150895E-10 -1.493356328432873E-11 1.025703372465609E-10 -3.749203553293973E-12
i -6.86865569630523E-14 9.861631687319181E-14 3.642464041464152E-12 9.573649174260731E-12 -3.749203553293973E-12 1.500868324295194E-10

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 17.8   n/a MPO452913  
rotation period rot_per 5.43 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Bevins, E.; McLelland, K. (2011) Posting on CALL web site. http://www.minorplanet.info/call.html]

54660 (2000 UJ1)          Discovered 2000-Oct-19 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

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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
1905-Oct-24 11:13 < 00:01 Earth 0.406415191065459 0.406410500855563 0.406419882076811 25.6261969220435 25.6259410867642 2417142.967394323 0.205748712277721 959.794737058477 59.7458822176124 76.3451267314371 950704.490419805 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
1930-Nov-15 17:43 < 00:01 Earth 0.338761667099292 0.338758320999992 0.338765013200152 27.5752617420928 27.5749765084832 2426296.238134636 0.157354225603073 170.815040497994 16.3863964875508 -12.4180765296375 704032.108925503 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
1939-Nov-10 16:50 < 00:01 Earth 0.182059883382872 0.182057298016417 0.182062468758 25.9003689495825 25.8998038865663 2429578.201612540 0.128942461159841 143.491196521877 13.9836089093285 -26.1771404842506 858701.44454613 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
1948-Nov-05 01:48 < 00:01 Earth 0.0863830541329458 0.0863828204644851 0.0863832878109669 24.9521353577647 24.9508991631637 2432860.575311983 0.0975828530920429 109.819246630953 10.6015705209507 -87.4644998395406 1216977.62442325 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
1957-Oct-31 13:57 < 00:01 Earth 0.180802071078782 0.180800345668584 0.180803796494972 24.7099806151463 24.7093842094371 2436143.081486596 0.0889154973616821 100.826622090698 13.7517482898103 31.7539731845563 1104305.14339727 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
1966-Oct-27 01:50 < 00:01 Earth 0.335340667071223 0.335339016749337 0.335342317517888 25.1859835323229 25.185668053699 2439425.576513096 0.0796874657108784 361.486990968511 32.9411168747941 77.9067485316342 1541789.41726856 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
1975-Oct-22 13:52 < 00:01 Earth 0.499765752131508 0.499764362157099 0.499767142109752 26.3751944733961 26.3749923335835 2442708.078109637 0.0724696323457829 126.685886052826 52.6583951692985 66.9737726056585 1278014.14485158 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
1991-Nov-18 12:35 < 00:01 Earth 0.408977373718302 0.40897652462008 0.408978222816548 28.4578748812607 28.4576459461749 2448579.024631639 0.0413769259833972 42.4594264023908 17.5040732137731 -4.69971538751428 1423104.63046914 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2000-Nov-12 11:16 < 00:01 Earth 0.2493459772376 0.249345424185744 0.24934653028947 26.5202241113112 26.5198211752839 2451860.969458896 0.0285637141298601 27.8078949437786 15.3855317697476 -8.85417235884437 1351609.98092993 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2009-Nov-07 15:12 < 00:01 Earth 0.111320900985038 0.111320615833418 0.111321186136664 25.251339954868 25.2503920617575 2455143.133597111 0.019863030863734 14.5427469519622 12.4337979215517 -23.8507245120259 1171380.27796817 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2018-Nov-03 07:05 < 00:01 Earth 0.121552933787908 0.121552656567806 0.121553211008162 24.7297106737451 24.7288242616783 2458425.794828096 0.0202890288818269 16.6957659333455 9.70844345425399 43.5715354206423 1544441.68270731 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2027-Oct-29 18:21 < 00:01 Earth 0.264065638431608 0.264065078167034 0.264066198697224 24.8903757372709 24.8899703477217 2461708.264762204 0.0285808479460317 53.5446592279668 22.8978162991039 70.6878213779053 1690127.18061775 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2036-Oct-24 07:51 < 00:01 Earth 0.423788896017769 0.423788035377184 0.423789756659487 25.7630578457311 25.762813802126 2464990.827379604 0.0390863465117742 178.047847982265 42.0453785732733 87.1496163221512 1469562.84447097 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2052-Nov-20 12:01 < 00:01 Earth 0.48513527888092 0.485133885274261 0.485136672487854 29.519721481003 29.519535427174 2470862.000351782 0.0779475691095927 71.9271366245355 17.6960412985216 -15.4330352019924 1405979.09822146 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2061-Nov-15 08:19 < 00:01 Earth 0.323007826918364 0.323006177595956 0.323009476241763 27.3193335194995 27.3190315718796 2474143.846453303 0.0860215333975405 87.1100094790744 16.0444598892845 -19.5880254202045 1102456.73688068 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2070-Nov-10 10:26 < 00:01 Earth 0.169770615774572 0.169768934851527 0.169772296704913 25.7419143451753 25.7413046480671 2477425.935061496 0.0927377662573979 100.929112777447 13.6486610003255 -34.207730226265 1046159.43769192 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2079-Nov-05 22:01 < 00:01 Earth 0.0894118767002181 0.0894114354969392 0.0894123179460933 24.8760311195135 24.8748331479418 2480708.417470447 0.0964897450249647 112.023157423796 10.202185033431 79.9363157587151 1295882.25386658 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2088-Oct-31 10:39 < 00:01 Earth 0.194934155990026 0.194931599208568 0.19493671278354 24.7238789308182 24.72332607401 2483990.943914901 0.117865348849901 148.97346580434 16.1265358465265 31.3529081323444 990208.106284562 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2097-Oct-26 23:10 < 00:01 Earth 0.351405110830353 0.351401865286464 0.351408364696955 25.2915412135263 25.2912414135722 2487273.465366045 0.133804293538489 2704.26652000351 7.16504417496092 86.5679249593621 8651074.50372734 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2122-Nov-19 02:41 < 00:01 Earth 0.392901725604806 0.392897259706643 0.392906191506052 28.1565176050727 28.1562767524733 2496426.611838468 0.219934647852798 229.405543690493 17.1744385162648 -13.931637699888 831549.300192315 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2131-Nov-14 02:34 < 00:01 Earth 0.233947100861511 0.233942503122035 0.233951698617796 26.3069263534445 26.3064934130049 2499708.607091434 0.227555974676941 249.763275412611 15.0432677811199 -23.4166979880407 910482.003314796 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2140-Nov-08 08:33 < 00:01 Earth 0.103389222325384 0.103386621869619 0.103391822983358 25.1421859868255 25.1411609418846 2502990.856026621 0.228661454676625 263.139642581892 11.8491460349189 -60.5771918752597 1125298.49797757 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2149-Nov-04 01:42 < 00:01 Earth 0.135176643469905 0.135172224548821 0.135181062509321 24.7051125294108 24.7043146617273 2506273.571151275 0.244716648402274 297.338479134791 9.74016854087034 42.2029101985662 1454599.72638094 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2158-Oct-30 14:13 < 00:01 Earth 0.28031264048122 0.280306654330873 0.280318626763341 24.9509341586544 24.950553192688 2509556.092592456 0.255416254688875 427.386897336352 40.2772644566563 45.9603645106135 765661.739261101 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2167-Oct-26 04:45 < 00:01 Earth 0.440387220257653 0.440380764881128 0.440393675731157 25.9020655535391 25.9018319683999 2512838.698135924 0.259740899414928 468.685568731901 93.7004857024789 47.8847990905396 513589.343588428 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2183-Nov-22 02:17 < 00:01 Earth 0.469726939363981 0.469720038388027 0.469733840344019 29.2057901616115 29.2055959391866 2518709.595156316 0.341246719001978 350.97671820187 18.1415422250474 -11.3570531302227 758369.890720053 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
2192-Nov-16 00:45 < 00:01 Earth 0.308692839099242 0.308685878280352 0.308699799933784 27.0770983703245 27.0767795938705 2521991.531365817 0.33699775839245 364.046149100644 16.2394071846455 -17.5649667401421 841146.394413693 T 90 CATAB v2.0f-lin.ifort 2020-Jul-30 07:24:13 2020-Jul-30 07:24
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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