2012 LK2

Initial reported observation by Pan-STARRS 1, Haleakala on 2012-06-10.
(Discoverer will be defined when the object is numbered. See this note on how discoverers are determined.)

Orbit

Orbit type: Apollo
1+ KM Near-Earth Object

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epoch2023-09-13.0
epoch JD2460200.5
perihelion date2022-07-28.19744
perihelion JD2459788.69744
argument of perihelion (°)24.16940
ascending node (°)109.34815
inclination (°)33.08679
eccentricity0.8389048
perihelion distance (AU)0.3695054
Tisserand w.r.t. Jupiter2.9
ΔV w.r.t. Earth (km/sec)13.6
semimajor axis (AU)2.2937080
mean anomaly (°)116.83842
mean daily motion (°/day)0.28372440
aphelion distance (AU)4.218
period (years)3.47
P-vector [x]-0.62593413
P-vector [y]0.59659665
P-vector [z]0.50227373
Q-vector [x]-0.58557813
Q-vector [y]-0.78490189
Q-vector [z]0.20255190
absolute magnitude17.25
phase slope0.15
uncertainty1
referenceMPEC 2023-O02
observations used90
oppositions5
arc length (days)4052
first opposition used2012
last opposition used2023
residual rms (arc-secs)0.32
perturbers coarse indicatorM-v
perturbers precise indicator003Ek
first observation date used2012-06-10.0
last observation date used2023-07-15.0
computer nameMPCLINUX
JD of orbit computation2458637.641634
perihelion JD uncertainty (days)5.6481E-05
argument of perihelion uncertainty (°)5.0039E-06
ascending node uncertainty (°)3.8525E-06
inclination uncertainty (°)6.3595E-06
eccentricity uncertainty 4.9115E-08
perihelion distance uncertainty (AU)1.1946E-07
 Minimum Orbit Intersection Distances (in AU)
for orbit epoch: 2460000.5, reference: E2023-O02
Mercury0.04818
Venus0.30745
Earth0.37574
Mars0.37498
Jupiter1.2393
Saturn5.88015
Uranus15.801
Neptune26.0605

Observations

90 total observations over interval: 2012 06 10.49266 – 2023 07 15.09338
These data are available for download (format description).

Date (UT) J2000 RA J2000 Dec Magn Location Ref
2012 06 10.49266 19 35 21.943 -07 20 45.42 20.0 r F51 – Pan-STARRS 1, Haleakala MPS 426595
2012 06 10.50266 19 35 20.595 -07 20 54.12 19.9 r F51 – Pan-STARRS 1, Haleakala MPS 426595
2012 06 10.51367 19 35 19.132 -07 21 03.59 19.6 i F51 – Pan-STARRS 1, Haleakala MPS 426595
2012 06 10.52456 19 35 17.671 -07 21 12.89 19.6 i F51 – Pan-STARRS 1, Haleakala MPS 426595
2012 06 12.29685 19 31 24.13 -07 46 43.7 19.8 R 291 – LPL/Spacewatch II MPS 426595
2012 06 12.29780 19 31 23.99 -07 46 44.5 19.7 R 291 – LPL/Spacewatch II MPS 426596
2012 06 12.29874 19 31 23.88 -07 46 45.3 19.8 R 291 – LPL/Spacewatch II MPS 426596
2012 06 12.334103 19 31 19.03 -07 47 16.4 19.3 R 711 – McDonald Observatory, Fort Davis MPS 426596
2012 06 12.335475 19 31 18.86 -07 47 17.5 19.8 R 711 – McDonald Observatory, Fort Davis MPS 426596
2012 06 12.336810 19 31 18.67 -07 47 18.7 19.5 R 711 – McDonald Observatory, Fort Davis MPS 426596
2012 06 12.338145 19 31 18.48 -07 47 19.8 19.5 R 711 – McDonald Observatory, Fort Davis MPS 426596
2012 06 12.339477 19 31 18.31 -07 47 21.0 19.9 R 711 – McDonald Observatory, Fort Davis MPS 426596
2012 06 12.340807 19 31 18.11 -07 47 22.0 19.3 R 711 – McDonald Observatory, Fort Davis MPS 426596
2012 06 12.342141 19 31 17.95 -07 47 23.4 19.7 R 711 – McDonald Observatory, Fort Davis MPS 426596
2012 06 12.343475 19 31 17.77 -07 47 24.3 19.7 R 711 – McDonald Observatory, Fort Davis MPS 426596
2012 06 12.344811 19 31 17.59 -07 47 25.8 19.6 R 711 – McDonald Observatory, Fort Davis MPS 426596
2012 06 12.347472 19 31 17.22 -07 47 28.2 19.1 R 711 – McDonald Observatory, Fort Davis MPS 426596
2012 06 12.348806 19 31 17.03 -07 47 29.3 19.8 R 711 – McDonald Observatory, Fort Davis MPS 426596
2012 06 12.350140 19 31 16.85 -07 47 30.3 19.5 R 711 – McDonald Observatory, Fort Davis MPS 426596
2012 06 12.351473 19 31 16.68 -07 47 31.6 19.6 R 711 – McDonald Observatory, Fort Davis MPS 426596
2012 06 12.99436 19 29 51.05 -07 56 52.0 19.7 V I93 – St Pardon de Conques MPS 426596
2012 06 13.00301 19 29 49.90 -07 57 01.3 19.3 V I93 – St Pardon de Conques MPS 426596
2012 06 13.00768 19 29 49.22 -07 57 05.4 19.9 V I93 – St Pardon de Conques MPS 426596
2012 06 13.40068 19 28 56.43 -08 02 47.6 19.5 R 291 – LPL/Spacewatch II MPS 426596
2012 06 13.40212 19 28 56.24 -08 02 49.1 19.7 R 291 – LPL/Spacewatch II MPS 426596
2012 06 14.29557 19 26 56.31 -08 15 54.3   291 – LPL/Spacewatch II MPS 426596
2012 06 14.29653 19 26 56.18 -08 15 55.6   291 – LPL/Spacewatch II MPS 426596
2012 06 14.29748 19 26 56.06 -08 15 56.4   291 – LPL/Spacewatch II MPS 426596
2012 06 14.34532 19 26 49.29 -08 16 39.2 20.0 V H21 – Astronomical Research Observatory, Westfield MPS 426596
2012 06 14.34985 19 26 48.66 -08 16 43.4 20.4 V H21 – Astronomical Research Observatory, Westfield MPS 426596
2012 06 14.35873 19 26 47.47 -08 16 52.1   H21 – Astronomical Research Observatory, Westfield MPS 426596
2012 06 14.53893 19 26 23.138 -08 19 28.28 19.7 i F51 – Pan-STARRS 1, Haleakala MPS 474409
2012 06 14.53963 19 26 23.041 -08 19 28.91 19.5 i F51 – Pan-STARRS 1, Haleakala MPS 474409
2012 06 15.320789 19 24 37.36 -08 31 01.9 19.5 V H21 – Astronomical Research Observatory, Westfield MPS 426596
2012 06 15.327099 19 24 36.49 -08 31 07.4 19.6 V H21 – Astronomical Research Observatory, Westfield MPS 426596
2012 06 15.333828 19 24 35.53 -08 31 13.8 20.4 V H21 – Astronomical Research Observatory, Westfield MPS 426596
2012 06 19.313775 19 15 31.40 -09 30 27.8 20.0 V H21 – Astronomical Research Observatory, Westfield MPS 427909
2012 06 19.317546 19 15 30.85 -09 30 30.6   H21 – Astronomical Research Observatory, Westfield MPS 427909
2012 06 20.38554 19 13 04.13 -09 46 28.5 19.4 R 291 – LPL/Spacewatch II MPS 427350
2012 06 20.38641 19 13 04.02 -09 46 29.2 18.8 R 291 – LPL/Spacewatch II MPS 427350
2012 06 21.26910 19 11 03.05 -09 59 41.0 19.8 R 291 – LPL/Spacewatch II MPS 427350
2012 06 21.26997 19 11 02.93 -09 59 42.1 19.8 R 291 – LPL/Spacewatch II MPS 427350
2012 06 21.27083 19 11 02.81 -09 59 42.8 19.9 R 291 – LPL/Spacewatch II MPS 427350
2012 06 21.29688 19 10 58.87 -09 59 59.1 19.9 V 807 – Cerro Tololo Observatory, La Serena MPS 427350
2012 06 21.29946 19 10 58.53 -10 00 01.7 19.6 V 807 – Cerro Tololo Observatory, La Serena MPS 427350
2012 06 22.34927 19 08 34.74 -10 15 50.3 19.5 R 291 – LPL/Spacewatch II MPS 427350
2012 06 22.35014 19 08 34.55 -10 15 50.8 19.7 R 291 – LPL/Spacewatch II MPS 427350
2012 06 22.35106 19 08 34.42 -10 15 51.5 19.6 R 291 – LPL/Spacewatch II MPS 427350
2012 06 23.29907 19 06 24.86 -10 29 59.9   291 – LPL/Spacewatch II MPS 427909
2012 06 23.29996 19 06 24.70 -10 30 01.1   291 – LPL/Spacewatch II MPS 427909
2012 06 23.30084 19 06 24.61 -10 30 01.8 19.6 R 291 – LPL/Spacewatch II MPS 427909
2012 06 25.29351 19 01 53.52 -10 59 37.4   291 – LPL/Spacewatch II MPS 427909
2012 06 25.29434 19 01 53.40 -10 59 38.5   291 – LPL/Spacewatch II MPS 427909
2012 06 28.31988 18 55 07.80 -11 44 03.0 19.7 R 291 – LPL/Spacewatch II MPS 427909
2012 06 28.32081 18 55 07.64 -11 44 03.5   291 – LPL/Spacewatch II MPS 427909
2012 06 28.32178 18 55 07.47 -11 44 04.4   291 – LPL/Spacewatch II MPS 427909
2012 06 30.28765 18 50 49.60 -12 12 26.8 19.5 R 291 – LPL/Spacewatch II MPS 427909
2012 06 30.29043 18 50 49.26 -12 12 29.8 19.8 R 291 – LPL/Spacewatch II MPS 427909
2012 06 30.29321 18 50 48.88 -12 12 31.6   291 – LPL/Spacewatch II MPS 427909
2012 07 15.27893 18 21 51.31 -15 29 20.5 20.9 V 807 – Cerro Tololo Observatory, La Serena MPS 428385
2012 07 15.28195 18 21 51.00 -15 29 22.5 20.7 V 807 – Cerro Tololo Observatory, La Serena MPS 428385
2012 07 15.28498 18 21 50.67 -15 29 24.6 20.7 V 807 – Cerro Tololo Observatory, La Serena MPS 428385
2013 07 04.589390 21 13 14.188 -29 09 55.27   568 – Maunakea MPS 474409
2013 07 06.516343 21 11 34.446 -29 24 17.20 23.4 R 568 – Maunakea MPS 474409
2013 07 06.523564 21 11 34.055 -29 24 20.32 23.9 R 568 – Maunakea MPS 474409
2013 07 06.530808 21 11 33.667 -29 24 23.54 23.5 R 568 – Maunakea MPS 474409
2013 08 08.415437 20 37 00.346 -32 55 24.54 22.8 R 568 – Maunakea MPS 474409
2013 08 08.422656 20 36 59.864 -32 55 26.56 23.1 R 568 – Maunakea MPS 474409
2013 08 08.429899 20 36 59.379 -32 55 28.73 22.9 R 568 – Maunakea MPS 474409
2013 08 11.397537 20 33 44.996 -33 08 43.14 22.8 R 568 – Maunakea MPS 474409
2013 08 11.403064 20 33 44.630 -33 08 44.57 22.9 R 568 – Maunakea MPS 474409
2013 08 11.408571 20 33 44.266 -33 08 45.98 23.0 R 568 – Maunakea MPS 474409
2018 09 07.29784 00 29 27.72 -49 03 32.4 20.7 V 807 – Cerro Tololo Observatory, La Serena MPS 914988
2018 09 07.30198 00 29 27.27 -49 03 37.8 20.5 V 807 – Cerro Tololo Observatory, La Serena MPS 914988
2018 09 07.30670 00 29 26.80 -49 03 44.5 20.5 V 807 – Cerro Tololo Observatory, La Serena MPS 914988
2018 10 01.50846 23 31 46.56 -56 27 15.0 19.8 G 474 – Mount John Observatory, Lake Tekapo MPS 919144
2018 10 01.51269 23 31 45.85 -56 27 17.8 19.8 G 474 – Mount John Observatory, Lake Tekapo MPS 919144
2018 10 01.51480 23 31 45.47 -56 27 19.0 19.1 G 474 – Mount John Observatory, Lake Tekapo MPS 919144
2018 10 01.51691 23 31 45.09 -56 27 20.5 19.8 G 474 – Mount John Observatory, Lake Tekapo MPS 919144
2019 05 15.38687 20 21 37.54 -04 35 35.4 19.9 G G96 – Mt. Lemmon Survey MPS 1001085
2019 05 15.39253 20 21 37.24 -04 35 37.8 20.4 G G96 – Mt. Lemmon Survey MPS 1001085
2019 05 15.39819 20 21 36.93 -04 35 40.4 19.8 G G96 – Mt. Lemmon Survey MPS 1001085
2019 05 15.40386 20 21 36.59 -04 35 43.3 20.0 G G96 – Mt. Lemmon Survey MPS 1001085
2019 06 02.57408 19 57 09.722 -07 27 44.78 20.2 w F52 – Pan-STARRS 2, Haleakala MPS 1001085
2019 06 02.58129 19 57 08.955 -07 27 49.73 20.2 w F52 – Pan-STARRS 2, Haleakala MPS 1001085
2019 06 02.58846 19 57 08.189 -07 27 54.58 20.1 w F52 – Pan-STARRS 2, Haleakala MPS 1001085
2019 06 02.59564 19 57 07.430 -07 27 59.70 20.0 w F52 – Pan-STARRS 2, Haleakala MPS 1001085
2023 07 15.07117 20 15 24.28 -27 28 09.8 22.3 G 807 – Cerro Tololo Observatory, La Serena MPS 1915687
2023 07 15.08246 20 15 23.42 -27 28 14.2 22.0 G 807 – Cerro Tololo Observatory, La Serena MPS 1915687
2023 07 15.09338 20 15 22.54 -27 28 19.1 22.2 G 807 – Cerro Tololo Observatory, La Serena MPS 1915687