(490163) = 2008 UW240

Discovered at Kitt Peak on 2008-10-26 by Spacewatch.

Orbit

Orbit type: Main Belt

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epoch2022-01-21.0
epoch JD2459600.5
perihelion date2018-08-16.75248
perihelion JD2458347.25248
argument of perihelion (°)36.32416
ascending node (°)274.04581
inclination (°)8.60697
eccentricity0.0755299
perihelion distance (AU)2.9239631
Tisserand w.r.t. Jupiter3.2
ΔV w.r.t. Earth (km/sec)10.9
semimajor axis (AU)3.1628531
mean anomaly (°)219.59486
mean daily motion (°/day)0.17522070
aphelion distance (AU)3.402
period (years)5.62
P-vector [x]0.64106634
P-vector [y]-0.73470365
P-vector [z]-0.22191102
Q-vector [x]0.75282710
Q-vector [y]0.54572305
Q-vector [z]0.36801864
absolute magnitude16.48
phase slope0.15
uncertainty0
referenceMPO 700738
observations used127
oppositions10
arc length (days)4910
first opposition used2008
last opposition used2022
residual rms (arc-secs)0.80
perturbers coarse indicatorM-v
perturbers precise indicator003Ek
first observation date used2008-10-26.0
last observation date used2022-04-06.0
computer namePan
JD of orbit computation2457875.088245
perihelion JD uncertainty (days)3.6911E-04
argument of perihelion uncertainty (°)6.2594E-05
ascending node uncertainty (°)2.6089E-05
inclination uncertainty (°)4.3378E-06
eccentricity uncertainty 6.1020E-08
perihelion distance uncertainty (AU)2.3227E-07
 Minimum Orbit Intersection Distances (in AU)
for orbit epoch: 2458200.5, reference: MPO411465
Mercury2.48723
Venus2.20092
Earth1.91099
Mars1.51101
Jupiter1.78811
Saturn5.7203
Uranus14.9003
Neptune26.5945

Observations

129 total observations over interval: 2008 10 26.26713 – 2022 04 06.176688
These data are available for download (format description).

Date (UT) J2000 RA J2000 Dec Magn Location Ref
2008 10 26.26713 03 42 48.20 +28 08 52.4 21.0 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 264753
2008 10 26.28485 03 42 47.44 +28 08 49.6 21.2 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 264753
2008 10 26.30256 03 42 46.71 +28 08 47.0 21.4 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 264753
2008 10 30.27753 03 39 53.39 +27 58 08.6 21.0 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 264753
2008 10 30.29525 03 39 52.60 +27 58 06.2 20.6 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 264753
2008 10 30.31296 03 39 51.75 +27 58 02.6 20.9 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 264753
2008 11 07.27387 03 33 29.47 +27 30 59.4 21.2 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 306712
2008 11 07.29153 03 33 28.53 +27 30 55.6 21.4 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 306712
2008 11 07.30919 03 33 27.63 +27 30 52.2 21.8 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 306712
2010 01 08.22567 08 25 30.71 +13 51 38.3 21.2 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 567552
2010 01 08.24338 08 25 29.85 +13 51 38.6 21.3 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 567552
2010 01 08.26110 08 25 29.04 +13 51 38.4 21.3 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 567552
2011 03 25.35869 12 18 00.153 -15 22 30.11 21.1 r F51 – Pan-STARRS 1, Haleakala MPS 797911
2011 03 25.36933 12 17 59.639 -15 22 27.47 21.1 r F51 – Pan-STARRS 1, Haleakala MPS 797911
2011 03 25.39354 12 17 58.528 -15 22 21.55 20.8 i F51 – Pan-STARRS 1, Haleakala MPS 797911
2014 12 29.21451 05 13 22.38 +25 05 18.4 21.0 V G96 – Mt. Lemmon Survey MPS 567552
2014 12 29.22127 05 13 22.04 +25 05 17.7 21.5 V G96 – Mt. Lemmon Survey MPS 567552
2014 12 29.22803 05 13 21.71 +25 05 15.9 21.1 V G96 – Mt. Lemmon Survey MPS 567552
2014 12 29.23478 05 13 21.38 +25 05 14.2 20.7 V G96 – Mt. Lemmon Survey MPS 567552
2015 01 22.34843 04 59 36.312 +23 54 53.21 22.0 w F51 – Pan-STARRS 1, Haleakala MPS 567552
2015 01 22.36237 04 59 36.031 +23 54 50.88 22.0 w F51 – Pan-STARRS 1, Haleakala MPS 567552
2015 01 22.37629 04 59 35.770 +23 54 48.42 22.2 w F51 – Pan-STARRS 1, Haleakala MPS 567552
2015 01 22.39018 04 59 35.482 +23 54 46.51 22.1 w F51 – Pan-STARRS 1, Haleakala MPS 567552
2015 01 23.34389 04 59 18.417 +23 52 21.24 22.1 w F51 – Pan-STARRS 1, Haleakala MPS 567552
2015 01 23.35653 04 59 18.168 +23 52 19.17 22.0 w F51 – Pan-STARRS 1, Haleakala MPS 567552
2015 01 23.36899 04 59 17.956 +23 52 17.30 22.2 w F51 – Pan-STARRS 1, Haleakala MPS 567552
2015 01 23.38156 04 59 17.718 +23 52 15.46 21.8 w F51 – Pan-STARRS 1, Haleakala MPS 567552
2016 02 05.44458 09 53 12.972 +02 51 49.34 21.3 w F51 – Pan-STARRS 1, Haleakala MPS 679096
2016 02 05.45749 09 53 12.365 +02 51 50.86 21.3 w F51 – Pan-STARRS 1, Haleakala MPS 679096
2016 02 05.47033 09 53 11.761 +02 51 52.30 21.1 w F51 – Pan-STARRS 1, Haleakala MPS 679096
2016 02 05.48324 09 53 11.167 +02 51 53.94 21.3 w F51 – Pan-STARRS 1, Haleakala MPS 679096
2016 02 06.43177 09 52 28.253 +02 53 47.19 21.1 w F51 – Pan-STARRS 1, Haleakala MPS 679096
2016 02 06.44364 09 52 27.681 +02 53 48.61 21.1 w F51 – Pan-STARRS 1, Haleakala MPS 679096
2016 02 06.45556 09 52 27.127 +02 53 50.00 21.1 w F51 – Pan-STARRS 1, Haleakala MPS 679096
2016 02 06.46754 09 52 26.571 +02 53 51.55 21.3 w F51 – Pan-STARRS 1, Haleakala MPS 679096
2016 02 14.38437 09 46 17.855 +03 12 51.17 20.9 r F51 – Pan-STARRS 1, Haleakala MPS 682570
2016 02 14.39744 09 46 17.223 +03 12 53.35 20.8 r F51 – Pan-STARRS 1, Haleakala MPS 682570
2016 02 14.41057 09 46 16.576 +03 12 55.35 20.8 r F51 – Pan-STARRS 1, Haleakala MPS 682570
2016 02 14.42412 09 46 15.930 +03 12 57.64 21.1 r F51 – Pan-STARRS 1, Haleakala MPS 682570
2016 03 05.35537 09 31 29.311 +04 16 57.77 21.5 w F51 – Pan-STARRS 1, Haleakala MPS 690200
2016 03 05.37959 09 31 28.321 +04 17 02.93 21.7 w F51 – Pan-STARRS 1, Haleakala MPS 690200
2016 03 05.39168 09 31 27.839 +04 17 05.26 21.8 w F51 – Pan-STARRS 1, Haleakala MPS 690200
2017 03 29.48911 14 31 31.864 -25 49 18.12 21.0 w F51 – Pan-STARRS 1, Haleakala MPS 781939
2017 03 29.50005 14 31 31.534 -25 49 17.43 21.2 w F51 – Pan-STARRS 1, Haleakala MPS 781939
2017 03 29.52204 14 31 30.870 -25 49 16.45 21.2 w F51 – Pan-STARRS 1, Haleakala MPS 781939
2017 05 01.28943 14 08 34.53 -24 00 59.3 21.1 V G96 – Mt. Lemmon Survey MPS 794814
2017 05 01.29371 14 08 34.37 -24 00 57.7 20.6 V G96 – Mt. Lemmon Survey MPS 794814
2017 05 01.29796 14 08 34.12 -24 00 56.4 20.4 V G96 – Mt. Lemmon Survey MPS 794814
2017 05 01.30224 14 08 33.86 -24 00 56.0 20.1 V G96 – Mt. Lemmon Survey MPS 794814
2018 06 15.53087 20 54 36.318 -12 33 10.72 21.5 w F51 – Pan-STARRS 1, Haleakala MPS 900313
2018 06 15.54061 20 54 36.190 -12 33 09.19 21.3 w F51 – Pan-STARRS 1, Haleakala MPS 900313
2018 06 15.55036 20 54 36.058 -12 33 07.35 21.5 w F51 – Pan-STARRS 1, Haleakala MPS 900313
2018 06 22.51952 20 52 44.401 -12 14 38.97 20.8 i F51 – Pan-STARRS 1, Haleakala MPS 900313
2018 06 22.53362 20 52 44.084 -12 14 37.32 21.3 i F51 – Pan-STARRS 1, Haleakala MPS 900313
2018 06 22.54773 20 52 43.767 -12 14 35.16 20.7 i F51 – Pan-STARRS 1, Haleakala MPS 900313
2018 07 08.47782 20 44 39.885 -11 48 35.19 20.7 w F51 – Pan-STARRS 1, Haleakala MPS 906028
2018 07 08.48950 20 44 39.401 -11 48 34.59 20.8 w F51 – Pan-STARRS 1, Haleakala MPS 906028
2018 07 08.50119 20 44 38.930 -11 48 33.97 20.7 w F51 – Pan-STARRS 1, Haleakala MPS 906028
2018 07 08.51287 20 44 38.450 -11 48 33.25 20.8 w F51 – Pan-STARRS 1, Haleakala MPS 906028
2018 07 12.46383 20 41 56.630 -11 45 33.81 20.6 w F52 – Pan-STARRS 2, Haleakala MPS 907281
2018 07 12.47381 20 41 56.187 -11 45 33.45 20.7 w F52 – Pan-STARRS 2, Haleakala MPS 907281
2018 07 12.48445 20 41 55.710 -11 45 33.02 20.7 w F52 – Pan-STARRS 2, Haleakala MPS 907281
2018 07 12.49453 20 41 55.266 -11 45 32.73 20.7 w F52 – Pan-STARRS 2, Haleakala MPS 907281
2019 09 28.33434 02 23 26.65 +25 30 18.7 21.2 G G96 – Mt. Lemmon Survey MPS 1056755
2019 09 28.33952 02 23 26.47 +25 30 18.2 21.1 G G96 – Mt. Lemmon Survey MPS 1056755
2019 09 28.34470 02 23 26.31 +25 30 18.0 21.1 G G96 – Mt. Lemmon Survey MPS 1056755
2019 09 28.34987 02 23 26.16 +25 30 17.8 21.2 G G96 – Mt. Lemmon Survey MPS 1056755
2019 10 09.26741 02 16 55.71 +25 09 48.4 21.1 G G96 – Mt. Lemmon Survey MPS 1064954
2019 10 09.27267 02 16 55.52 +25 09 47.2 21.4 G G96 – Mt. Lemmon Survey MPS 1064954
2019 10 09.27792 02 16 55.25 +25 09 46.9 21.1 G G96 – Mt. Lemmon Survey MPS 1064954
2019 10 09.28316 02 16 54.96 +25 09 44.9 20.2 G G96 – Mt. Lemmon Survey MPS 1064954
2019 10 23.33817 02 06 17.87 +24 16 04.5 20.3 G G96 – Mt. Lemmon Survey MPS 1064954
2019 10 23.34281 02 06 17.61 +24 16 03.4 20.5 G G96 – Mt. Lemmon Survey MPS 1064954
2019 10 23.34746 02 06 17.39 +24 16 02.1 20.5 G G96 – Mt. Lemmon Survey MPS 1064954
2019 10 23.35213 02 06 17.17 +24 16 01.0 20.7 G G96 – Mt. Lemmon Survey MPS 1064954
2019 10 24.53590 02 05 20.091 +24 10 14.88 20.7 w F51 – Pan-STARRS 1, Haleakala MPS 1064954
2019 10 24.54821 02 05 19.482 +24 10 11.06 20.7 w F51 – Pan-STARRS 1, Haleakala MPS 1064954
2019 10 24.56055 02 05 18.871 +24 10 07.26 20.7 w F51 – Pan-STARRS 1, Haleakala MPS 1064954
2019 10 31.52250 01 59 44.644 +23 32 58.40 20.7 w F51 – Pan-STARRS 1, Haleakala MPS 1074915
2019 10 31.53662 01 59 43.961 +23 32 53.55 20.7 w F51 – Pan-STARRS 1, Haleakala MPS 1074915
2019 10 31.55081 01 59 43.281 +23 32 48.64 20.7 w F51 – Pan-STARRS 1, Haleakala MPS 1074915
2019 11 04.46426 01 56 40.956 +23 10 01.20 20.6 w F51 – Pan-STARRS 1, Haleakala MPS 1078375
2019 11 04.47783 01 56 40.318 +23 09 56.17 20.8 w F51 – Pan-STARRS 1, Haleakala MPS 1078375
2019 11 04.49139 01 56 39.676 +23 09 51.27 20.6 w F51 – Pan-STARRS 1, Haleakala MPS 1078375
2019 11 04.50500 01 56 39.034 +23 09 46.38 20.8 w F51 – Pan-STARRS 1, Haleakala MPS 1078375
2019 11 05.21234 01 56 07.08 +23 05 31.8 20.9 G G96 – Mt. Lemmon Survey MPS 1078375
2019 11 05.21790 01 56 06.83 +23 05 29.7 20.7 G G96 – Mt. Lemmon Survey MPS 1078375
2019 11 05.22347 01 56 06.57 +23 05 28.0 20.8 G G96 – Mt. Lemmon Survey MPS 1078375
2019 11 05.22903 01 56 06.31 +23 05 25.8 20.9 G G96 – Mt. Lemmon Survey MPS 1078375
2019 11 19.21500 01 46 45.81 +21 38 47.3 21.0 G G96 – Mt. Lemmon Survey MPS 1083833
2019 11 19.22056 01 46 45.62 +21 38 45.2 21.3 G G96 – Mt. Lemmon Survey MPS 1083833
2019 11 19.22611 01 46 45.45 +21 38 43.0 20.9 G G96 – Mt. Lemmon Survey MPS 1083833
2019 11 19.23167 01 46 45.26 +21 38 41.3 21.0 G G96 – Mt. Lemmon Survey MPS 1083833
2020 12 23.397005 07 25 24.82 +19 43 03.8 21.49 G G96 – Mt. Lemmon Survey MPS 1328019
2020 12 23.401681 07 25 24.62 +19 43 04.0 20.46 G G96 – Mt. Lemmon Survey MPS 1328019
2020 12 23.406356 07 25 24.35 +19 43 04.0 21.12 G G96 – Mt. Lemmon Survey MPS 1328019
2020 12 23.411016 07 25 24.11 +19 43 03.4 21.05 G G96 – Mt. Lemmon Survey MPS 1328019
2020 12 24.53286 07 24 30.526 +19 42 29.86 21.5 w F51 – Pan-STARRS 1, Haleakala MPS 1328019
2020 12 24.54636 07 24 29.851 +19 42 29.22 21.3 w F51 – Pan-STARRS 1, Haleakala MPS 1328019
2020 12 24.57346 07 24 28.500 +19 42 28.40 21.4 w F51 – Pan-STARRS 1, Haleakala MPS 1328019
2021 01 09.341334 07 10 57.90 +19 36 10.1 22.03 G G96 – Mt. Lemmon Survey MPS 1344494
2021 01 09.346551 07 10 57.63 +19 36 10.3 21.01 G G96 – Mt. Lemmon Survey MPS 1344494
2021 01 09.351779 07 10 57.37 +19 36 10.8 20.99 G G96 – Mt. Lemmon Survey MPS 1344494
2021 01 09.356997 07 10 57.09 +19 36 10.3 20.98 G G96 – Mt. Lemmon Survey MPS 1344494
2021 01 15.47911 07 05 39.190 +19 34 08.59 21.1 w F52 – Pan-STARRS 2, Haleakala MPS 1344495
2021 01 15.49080 07 05 38.580 +19 34 08.54 21.3 w F52 – Pan-STARRS 2, Haleakala MPS 1344495
2021 01 15.50239 07 05 37.967 +19 34 08.12 21.2 w F52 – Pan-STARRS 2, Haleakala MPS 1344495
2021 01 18.189505 07 03 23.29 +19 33 14.0 22.25 G G96 – Mt. Lemmon Survey MPS 1347106
2021 01 18.194628 07 03 22.99 +19 33 13.1 20.88 G G96 – Mt. Lemmon Survey MPS 1347106
2021 01 18.199740 07 03 22.73 +19 33 13.6 22.35 G G96 – Mt. Lemmon Survey MPS 1347106
2021 01 18.204838 07 03 22.46 +19 33 14.2 21.25 G G96 – Mt. Lemmon Survey MPS 1347106
2022 01 27.522253 11 40 23.548 -09 07 23.33 21.79 w F52 – Pan-STARRS 2, Haleakala MPS 1550357
2022 01 27.534425 11 40 23.356 -09 07 25.04 21.71 w F52 – Pan-STARRS 2, Haleakala MPS 1550357
2022 01 27.546554 11 40 23.180 -09 07 26.75 21.56 w F52 – Pan-STARRS 2, Haleakala MPS 1550357
2022 02 26.452404 11 25 45.268 -09 02 18.38 21.14 w F52 – Pan-STARRS 2, Haleakala MPS 1570808
2022 02 26.465182 11 25 44.726 -09 02 16.47 21.08 w F52 – Pan-STARRS 2, Haleakala MPS 1570808
2022 02 26.477984 11 25 44.159 -09 02 14.48 20.96 w F52 – Pan-STARRS 2, Haleakala MPS 1570808
2022 03 08.319784 11 18 32.96 -08 31 30.9 21.11 G G96 – Mt. Lemmon Survey MPS 1579679
2022 03 08.324953 11 18 32.73 -08 31 30.1 21.20 G G96 – Mt. Lemmon Survey MPS 1579679
2022 03 08.330103 11 18 32.49 -08 31 28.9 21.07 G G96 – Mt. Lemmon Survey MPS 1579679
2022 03 08.335262 11 18 32.26 -08 31 27.7 20.93 G G96 – Mt. Lemmon Survey MPS 1579679
2022 03 24.207279 11 06 53.57 -07 21 04.6 20.73 G G96 – Mt. Lemmon Survey MPS 1579679
2022 03 24.212854 11 06 53.34 -07 21 02.3 21.11 G G96 – Mt. Lemmon Survey MPS 1579679
2022 03 24.218424 11 06 53.13 -07 21 01.9 20.86 G G96 – Mt. Lemmon Survey MPS 1579679
2022 03 24.224010 11 06 52.85 -07 20 59.8 20.90 G G96 – Mt. Lemmon Survey MPS 1579679
2022 04 06.159740 10 58 59.826 -06 15 51.95 22.16 G G96 – Mt. Lemmon Survey MPS 1587853
2022 04 06.165401 10 58 59.610 -06 15 48.78 21.75 G G96 – Mt. Lemmon Survey MPS 1587853
2022 04 06.171038 10 58 59.423 -06 15 47.41 21.78 G G96 – Mt. Lemmon Survey MPS 1587853
2022 04 06.176688 10 58 59.279 -06 15 46.12 21.51 G G96 – Mt. Lemmon Survey MPS 1587853