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Link to original content: https://minorplanetcenter.net/db_search/show_object?object_id=281912
IAU Minor Planet Center

(281912) = 2011 EX52

Discovered at Kitt Peak on 2006-12-13 by Spacewatch.

Orbit

Orbit type: Main Belt

Note: WebGL enabled browser required.

epoch2023-09-13.0
epoch JD2460200.5
perihelion date2021-09-01.08744
perihelion JD2459458.58744
argument of perihelion (°)45.33417
ascending node (°)118.71319
inclination (°)4.35894
eccentricity0.1097187
perihelion distance (AU)2.0716679
Tisserand w.r.t. Jupiter3.6
ΔV w.r.t. Earth (km/sec)9.0
semimajor axis (AU)2.3269813
mean anomaly (°)206.00001
mean daily motion (°/day)0.27766080
aphelion distance (AU)2.582
period (years)3.55
P-vector [x]-0.95968493
P-vector [y]0.23156795
P-vector [z]0.15931455
Q-vector [x]-0.27305947
Q-vector [y]-0.90250561
Q-vector [z]-0.33304979
absolute magnitude17.99
phase slope0.15
uncertainty0
referenceMPO 779022
observations used121
oppositions13
arc length (days)10209
first opposition used1995
last opposition used2023
residual rms (arc-secs)0.77
perturbers coarse indicatorM-v
perturbers precise indicator003Ek
first observation date used1995-11-21.0
last observation date used2023-11-03.0
computer nameMPCLINUX
JD of orbit computation2456670.820673
perihelion JD uncertainty (days)1.7423E-04
argument of perihelion uncertainty (°)1.2803E-04
ascending node uncertainty (°)1.1715E-04
inclination uncertainty (°)6.4871E-06
eccentricity uncertainty 9.0279E-08
perihelion distance uncertainty (AU)2.0409E-07
 Minimum Orbit Intersection Distances (in AU)
for orbit epoch: 2460200.5, reference: E2023-V24
Mercury1.68355
Venus1.35246
Earth1.08099
Mars0.40823
Jupiter2.39108
Saturn6.74011
Uranus16.3766
Neptune27.31

Observations

124 total observations over interval: 1995 11 21.37459 – 2023 11 03.363421
These data are available for download (format description).

Date (UT) J2000 RA J2000 Dec Magn Location Ref
1995 11 21.37459 03 40 33.81 +12 49 44.5   691 – Steward Observatory, Kitt Peak-Spacewatch MPS 383060
1995 11 21.39608 03 40 32.36 +12 49 41.2   691 – Steward Observatory, Kitt Peak-Spacewatch MPS 383060
1995 11 21.41756 03 40 30.95 +12 49 37.4 21.1 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 383060
2000 01 28.30030 08 31 04.82 +20 00 46.9 19.9 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 383060
2000 01 28.32261 08 31 03.35 +20 00 56.1 19.8 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 383060
2000 01 28.34489 08 31 01.92 +20 01 05.1 19.8 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 383060
2004 04 13.41257 14 14 19.99 -04 50 19.8 20.6 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 383060
2004 04 13.44116 14 14 18.39 -04 50 10.6 20.8 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 383060
2004 04 13.46936 14 14 16.84 -04 50 01.0 20.7 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 383060
2006 12 13.41566 07 43 04.12 +18 56 24.2 21.2 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 382301
2006 12 13.43305 07 43 03.55 +18 56 26.9 20.8 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 382301
2006 12 13.45044 07 43 02.96 +18 56 30.0 21.2 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 382301
2007 01 17.32990 07 10 37.41 +21 22 18.2 20.1 V G96 – Mt. Lemmon Survey MPS 382301
2007 01 17.33527 07 10 37.09 +21 22 19.5 20.9 V G96 – Mt. Lemmon Survey MPS 382301
2007 01 17.34054 07 10 36.73 +21 22 21.3 20.4 V G96 – Mt. Lemmon Survey MPS 382301
2007 01 17.34600 07 10 36.37 +21 22 22.7 20.4 V G96 – Mt. Lemmon Survey MPS 382301
2009 09 21.42627 02 33 47.30 +08 11 04.4 21.9 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 382301
2009 09 21.44685 02 33 46.78 +08 10 59.4 22.0 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 382301
2009 09 21.46448 02 33 46.35 +08 10 55.4 21.7 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 382301
2009 10 26.31223 02 07 32.91 +05 12 13.6 21.2 V G96 – Mt. Lemmon Survey MPS 382301
2009 10 26.31987 02 07 32.41 +05 12 10.7 20.8 V G96 – Mt. Lemmon Survey MPS 382301
2009 10 26.32755 02 07 31.98 +05 12 08.6 20.9 V G96 – Mt. Lemmon Survey MPS 382301
2009 10 26.33510 02 07 31.51 +05 12 06.1 21.0 V G96 – Mt. Lemmon Survey MPS 382301
2011 03 09.38498 13 17 26.32 -00 30 41.4 20.8 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 374889
2011 03 09.40271 13 17 25.78 -00 30 34.8 20.6 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 374889
2011 03 09.42041 13 17 25.23 -00 30 28.3 21.1 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 374889
2011 03 13.34581 13 15 28.72 -00 05 21.3 20.9 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 374889
2011 03 13.36350 13 15 28.10 -00 05 14.3 20.3 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 374889
2011 03 13.38118 13 15 27.41 -00 05 07.2 20.8 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 374889
2011 03 14.55864 13 14 47.148 +00 02 44.83 20.5 r F51 – Pan-STARRS 1, Haleakala MPS 381270
2011 03 14.56971 13 14 46.723 +00 02 49.19 20.8 r F51 – Pan-STARRS 1, Haleakala MPS 381270
2011 03 14.58427 13 14 46.190 +00 02 55.33 21.2 g F51 – Pan-STARRS 1, Haleakala MPS 381270
2011 03 14.59588 13 14 45.739 +00 02 59.94 20.9 g F51 – Pan-STARRS 1, Haleakala MPS 381270
2011 04 01.39146 13 01 05.80 +02 07 09.5 20.4 V G96 – Mt. Lemmon Survey MPS 382301
2011 04 01.39902 13 01 05.37 +02 07 12.5 20.2 V G96 – Mt. Lemmon Survey MPS 382301
2011 04 01.40657 13 01 04.98 +02 07 15.7 20.0 V G96 – Mt. Lemmon Survey MPS 382301
2011 04 01.41419 13 01 04.51 +02 07 18.9 19.8 V G96 – Mt. Lemmon Survey MPS 382301
2012 08 25.30089 22 20 58.59 -14 30 35.9 21.4 V G96 – Mt. Lemmon Survey MPS 430998
2012 08 25.31014 22 20 58.09 -14 30 40.1 21.5 V G96 – Mt. Lemmon Survey MPS 430998
2012 08 25.31937 22 20 57.48 -14 30 44.3 21.4 V G96 – Mt. Lemmon Survey MPS 430998
2012 08 25.32866 22 20 56.90 -14 30 47.2 20.8 V G96 – Mt. Lemmon Survey MPS 430998
2013 12 24.28695 06 10 32.20 +19 56 55.3 20.0 V G96 – Mt. Lemmon Survey MPS 493281
2013 12 24.29387 06 10 31.71 +19 56 56.3 20.2 V G96 – Mt. Lemmon Survey MPS 493281
2013 12 24.30080 06 10 31.23 +19 56 57.3 20.0 V G96 – Mt. Lemmon Survey MPS 493281
2013 12 24.30771 06 10 30.75 +19 56 58.1 20.2 V G96 – Mt. Lemmon Survey MPS 493281
2016 10 09.32411 01 31 10.25 +01 54 21.5 20.9 V G96 – Mt. Lemmon Survey MPS 735870
2016 10 09.33182 01 31 09.81 +01 54 19.1 21.3 V G96 – Mt. Lemmon Survey MPS 735870
2016 10 09.33950 01 31 09.35 +01 54 14.8 20.8 V G96 – Mt. Lemmon Survey MPS 735870
2016 10 09.34379 01 31 09.15 +01 54 14.2 20.4 V G96 – Mt. Lemmon Survey MPS 735870
2016 10 09.38047 01 31 06.99 +01 54 00.6 21.0 V G96 – Mt. Lemmon Survey MPS 735870
2016 10 09.38323 01 31 06.85 +01 54 00.1 20.8 V G96 – Mt. Lemmon Survey MPS 735870
2016 10 09.38692 01 31 06.71 +01 53 59.0 21.4 V G96 – Mt. Lemmon Survey MPS 735870
2016 10 09.38814 01 31 06.54 +01 53 58.2 21.1 V G96 – Mt. Lemmon Survey MPS 735870
2016 10 27.22437 01 14 23.87 +00 15 11.5 20.9 V G96 – Mt. Lemmon Survey MPS 739262
2016 10 27.23124 01 14 23.43 +00 15 09.3 21.5 V G96 – Mt. Lemmon Survey MPS 739262
2016 10 27.23800 01 14 23.14 +00 15 07.3 22.1 V G96 – Mt. Lemmon Survey MPS 739262
2016 10 27.24230 01 14 22.95 +00 15 05.8 21.5 V G96 – Mt. Lemmon Survey MPS 739262
2016 10 27.40342 01 14 14.309 +00 14 24.43 21.5 w F51 – Pan-STARRS 1, Haleakala MPS 739262
2016 10 27.41778 01 14 13.529 +00 14 20.58 21.5 w F51 – Pan-STARRS 1, Haleakala MPS 739262
2016 10 27.43213 01 14 12.755 +00 14 16.66 21.5 w F51 – Pan-STARRS 1, Haleakala MPS 739262
2016 10 27.44642 01 14 11.964 +00 14 12.78 21.5 w F51 – Pan-STARRS 1, Haleakala MPS 739262
2018 03 10.39965 11 53 28.054 +08 02 27.18 20.1 w F51 – Pan-STARRS 1, Haleakala MPS 875845
2018 03 10.41140 11 53 27.415 +08 02 32.90 20.1 w F51 – Pan-STARRS 1, Haleakala MPS 875845
2018 03 10.42321 11 53 26.778 +08 02 38.53 19.8 w F51 – Pan-STARRS 1, Haleakala MPS 875845
2018 03 10.43507 11 53 26.141 +08 02 44.19 19.8 w F51 – Pan-STARRS 1, Haleakala MPS 875845
2018 03 18.40476 11 46 27.44 +09 03 56.1 20.2 G G96 – Mt. Lemmon Survey MPS 878279
2018 03 18.40989 11 46 27.09 +09 03 57.8 19.3 G G96 – Mt. Lemmon Survey MPS 878279
2018 03 18.41502 11 46 26.85 +09 03 59.4 19.4 G G96 – Mt. Lemmon Survey MPS 878279
2018 03 18.42017 11 46 26.58 +09 04 02.2 19.8 G G96 – Mt. Lemmon Survey MPS 878279
2018 03 19.34866 11 45 37.931 +09 10 44.37 20.2 w F51 – Pan-STARRS 1, Haleakala MPS 878279
2018 03 19.36093 11 45 37.248 +09 10 49.66 19.9 w F51 – Pan-STARRS 1, Haleakala MPS 878279
2018 03 19.37326 11 45 36.561 +09 10 54.98 20.0 w F51 – Pan-STARRS 1, Haleakala MPS 878279
2018 03 20.14657 11 44 55.88 +09 16 20.2 20.3 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 878279
2018 03 20.15372 11 44 55.44 +09 16 22.9 20.3 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 878279
2018 03 20.16085 11 44 55.16 +09 16 26.6 20.7 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 878279
2018 04 12.23502 11 28 34.56 +11 01 39.6 20.8 G G96 – Mt. Lemmon Survey MPS 881460
2018 04 12.24016 11 28 34.42 +11 01 40.0 21.2 G G96 – Mt. Lemmon Survey MPS 881460
2018 04 12.24529 11 28 34.28 +11 01 40.4 20.8 G G96 – Mt. Lemmon Survey MPS 881460
2018 04 12.25044 11 28 34.11 +11 01 40.9 20.6 G G96 – Mt. Lemmon Survey MPS 881460
2020 11 23.389428 05 25 32.57 +17 53 16.6 20.64 G G96 – Mt. Lemmon Survey MPS 1324845
2020 11 23.394490 05 25 32.29 +17 53 15.9 20.73 G G96 – Mt. Lemmon Survey MPS 1324845
2020 11 23.399552 05 25 32.01 +17 53 16.6 21.36 G G96 – Mt. Lemmon Survey MPS 1324845
2020 11 23.404617 05 25 31.73 +17 53 16.0 21.08 G G96 – Mt. Lemmon Survey MPS 1324845
2020 12 15.294784 05 02 15.66 +17 53 44.0 20.79 G G96 – Mt. Lemmon Survey MPS 1324845
2020 12 15.299994 05 02 15.27 +17 53 44.4 20.79 G G96 – Mt. Lemmon Survey MPS 1324845
2020 12 15.305194 05 02 14.90 +17 53 44.4 20.55 G G96 – Mt. Lemmon Survey MPS 1324845
2020 12 15.310432 05 02 14.56 +17 53 44.1 20.42 G G96 – Mt. Lemmon Survey MPS 1324845
2021 01 05.142043 04 42 37.98 +18 15 21.8 21.52 G G96 – Mt. Lemmon Survey MPS 1342282
2021 01 05.147116 04 42 37.76 +18 15 22.1 21.27 G G96 – Mt. Lemmon Survey MPS 1342282
2021 01 05.152196 04 42 37.56 +18 15 22.5 21.08 G G96 – Mt. Lemmon Survey MPS 1342282
2021 01 05.157272 04 42 37.33 +18 15 23.5 20.96 G G96 – Mt. Lemmon Survey MPS 1342282
2021 02 01.30510 04 37 02.482 +19 25 55.87 21.5 w F51 – Pan-STARRS 1, Haleakala MPS 1369058
2021 02 01.31582 04 37 02.626 +19 25 58.01 21.6 w F51 – Pan-STARRS 1, Haleakala MPS 1369058
2021 02 01.32658 04 37 02.795 +19 25 59.99 21.7 w F51 – Pan-STARRS 1, Haleakala MPS 1369058
2021 02 01.33738 04 37 02.953 +19 26 02.28 21.5 w F51 – Pan-STARRS 1, Haleakala MPS 1369058
2022 06 06.392939 16 48 15.732 -16 52 31.18 20.61 w F52 – Pan-STARRS 2, Haleakala MPS 1617232
2022 06 06.400066 16 48 15.267 -16 52 31.27 20.63 w F52 – Pan-STARRS 2, Haleakala MPS 1617232
2022 06 06.407154 16 48 14.804 -16 52 31.19 20.60 w F52 – Pan-STARRS 2, Haleakala MPS 1617232
2022 06 06.414266 16 48 14.337 -16 52 31.36 20.56 w F52 – Pan-STARRS 2, Haleakala MPS 1617232
2022 06 24.363218 16 31 22.730 -17 02 29.68 20.78 w F52 – Pan-STARRS 2, Haleakala MPS 1620462
2022 06 24.364492 16 31 22.670 -17 02 29.95 20.91 w F52 – Pan-STARRS 2, Haleakala MPS 1620462
2022 06 24.372765 16 31 22.270 -17 02 30.38 21.28 w F52 – Pan-STARRS 2, Haleakala MPS 1620462
2022 06 24.374044 16 31 22.212 -17 02 30.54 21.00 w F52 – Pan-STARRS 2, Haleakala MPS 1620462
2022 06 24.382279 16 31 21.789 -17 02 31.26 21.37 w F52 – Pan-STARRS 2, Haleakala MPS 1620462
2022 06 24.383537 16 31 21.734 -17 02 31.06 21.13 w F52 – Pan-STARRS 2, Haleakala MPS 1620462
2022 06 24.391808 16 31 21.332 -17 02 31.59 21.05 w F52 – Pan-STARRS 2, Haleakala MPS 1620462
2022 06 24.393087 16 31 21.267 -17 02 31.93 20.93 w F52 – Pan-STARRS 2, Haleakala MPS 1620462
2023 09 09.543888 01 06 02.270 +00 17 40.78 21.52 w F51 – Pan-STARRS 1, Haleakala MPS 1966781
2023 09 09.573500 01 06 01.173 +00 17 30.16 21.81 w F51 – Pan-STARRS 1, Haleakala MPS 1966781
2023 09 09.588284 01 06 00.603 +00 17 24.87 21.44 w F51 – Pan-STARRS 1, Haleakala MPS 1966781
2023 09 20.313017 00 58 27.145 -00 51 15.08 21.64 G G96 – Mt. Lemmon Survey MPS 2008963
2023 09 20.318211 00 58 26.872 -00 51 16.81 21.46 G G96 – Mt. Lemmon Survey MPS 2008963
2023 09 20.323412 00 58 26.634 -00 51 19.04 21.27 G G96 – Mt. Lemmon Survey MPS 2008963
2023 09 20.328622 00 58 26.371 -00 51 21.35 20.93 G G96 – Mt. Lemmon Survey MPS 2008963
2023 10 13.384999 00 37 39.944 -03 20 25.73 21.13 w F51 – Pan-STARRS 1, Haleakala MPS 2008963
2023 10 13.396366 00 37 39.314 -03 20 29.62 21.18 w F51 – Pan-STARRS 1, Haleakala MPS 2008963
2023 10 13.407769 00 37 38.661 -03 20 33.55 21.53 w F51 – Pan-STARRS 1, Haleakala MPS 2008963
2023 10 13.420025 00 37 37.978 -03 20 37.70 21.85 w F51 – Pan-STARRS 1, Haleakala MPS 2008963
2023 10 17.329516 00 34 11.550 -03 41 08.10 21.27 w F52 – Pan-STARRS 2, Haleakala MPS 2008963
2023 10 17.339850 00 34 11.007 -03 41 11.13 21.45 w F52 – Pan-STARRS 2, Haleakala MPS 2008963
2023 10 17.360542 00 34 09.883 -03 41 17.10 21.40 w F52 – Pan-STARRS 2, Haleakala MPS 2008963
2023 11 03.327497 00 22 09.814 -04 38 58.65 21.19 w F51 – Pan-STARRS 1, Haleakala MPS 2050559
2023 11 03.351461 00 22 09.001 -04 39 01.04 21.69 w F51 – Pan-STARRS 1, Haleakala MPS 2050559
2023 11 03.363421 00 22 08.603 -04 39 02.38 21.76 w F51 – Pan-STARRS 1, Haleakala MPS 2050559