(474154) = 1998 UU50

Discovered at Kitt Peak on 1998-10-24 by Spacewatch.

Orbit

Orbit type: Main Belt

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epoch2023-09-13.0
epoch JD2460200.5
perihelion date2020-06-05.60698
perihelion JD2459006.10698
argument of perihelion (°)341.16311
ascending node (°)49.86942
inclination (°)8.64769
eccentricity0.1049123
perihelion distance (AU)2.1069308
Tisserand w.r.t. Jupiter3.5
ΔV w.r.t. Earth (km/sec)9.4
semimajor axis (AU)2.3538819
mean anomaly (°)325.96735
mean daily motion (°/day)0.27291470
aphelion distance (AU)2.601
period (years)3.61
P-vector [x]0.85406829
P-vector [y]0.49446609
P-vector [z]0.16146405
Q-vector [x]-0.50729816
Q-vector [y]0.72319876
Q-vector [z]0.46864926
absolute magnitude18.11
phase slope0.15
uncertainty0
referenceMPO 780214
observations used137
oppositions11
arc length (days)9126
first opposition used1998
last opposition used2023
residual rms (arc-secs)0.65
perturbers coarse indicatorM-v
perturbers precise indicator003Ek
first observation date used1998-10-24.0
last observation date used2023-10-19.0
computer nameMPCLINUX
JD of orbit computation2457691.273428
perihelion JD uncertainty (days)1.2942E-04
argument of perihelion uncertainty (°)5.2780E-05
ascending node uncertainty (°)3.3108E-05
inclination uncertainty (°)9.9446E-06
eccentricity uncertainty 9.6233E-08
perihelion distance uncertainty (AU)2.2802E-07
 Minimum Orbit Intersection Distances (in AU)
for orbit epoch: 2460200.5, reference: E2023-U59
Mercury1.77177
Venus1.38271
Earth1.11423
Mars0.63463
Jupiter2.80457
Saturn6.81641
Uranus15.9249
Neptune27.7316

Observations

140 total observations over interval: 1998 10 24.39668 – 2023 10 19.303208
These data are available for download (format description).

Date (UT) J2000 RA J2000 Dec Magn Location Ref
1998 10 24.39668 02 55 52.30 +13 22 01.3 21.0 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 285623
1998 10 24.41817 02 55 50.91 +13 22 02.0 21.0 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 285623
1998 10 24.43938 02 55 49.56 +13 22 04.0 20.2 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 285623
1998 11 15.16519 02 31 58.49 +13 40 40.5 20.5 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 285623
1998 11 15.18729 02 31 57.04 +13 40 41.9 20.6 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 285623
1998 11 15.21093 02 31 55.50 +13 40 43.3 20.8 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 285623
1998 11 25.13895 02 22 35.54 +13 54 34.8 20.5 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 285623
1998 11 25.16101 02 22 34.37 +13 54 36.6 21.1 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 285623
1998 11 25.18264 02 22 33.25 +13 54 39.2 20.5 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 285623
2005 10 13.31207 00 04 32.44 -11 07 49.5 17.9 V G96 – Mt. Lemmon Survey MPS 386795
2005 10 13.31443 00 04 32.26 -11 07 49.5 21.2 V G96 – Mt. Lemmon Survey MPS 386795
2005 10 13.31679 00 04 32.16 -11 07 49.2 19.5 V G96 – Mt. Lemmon Survey MPS 386795
2005 10 13.31916 00 04 32.08 -11 07 48.7 19.6 V G96 – Mt. Lemmon Survey MPS 386795
2009 11 09.46192 05 01 43.46 +26 22 30.1 20.5 V G96 – Mt. Lemmon Survey MPS 311140
2009 11 09.46953 05 01 43.10 +26 22 31.9 21.2 V G96 – Mt. Lemmon Survey MPS 311140
2009 11 09.47734 05 01 42.67 +26 22 34.4 20.4 V G96 – Mt. Lemmon Survey MPS 311140
2009 11 09.48520 05 01 42.31 +26 22 37.8 20.6 V G96 – Mt. Lemmon Survey MPS 311140
2010 01 08.13191 04 05 12.12 +28 29 46.0 21.3 V G96 – Mt. Lemmon Survey MPS 311140
2010 01 08.13900 04 05 11.97 +28 29 46.1 21.3 V G96 – Mt. Lemmon Survey MPS 311140
2010 01 08.14616 04 05 11.86 +28 29 46.3 21.2 V G96 – Mt. Lemmon Survey MPS 311140
2010 01 08.15329 04 05 11.76 +28 29 46.7 20.8 V G96 – Mt. Lemmon Survey MPS 311140
2014 01 28.31219 09 12 49.38 +31 18 09.5 21.2 V G96 – Mt. Lemmon Survey MPS 498431
2014 01 28.31677 09 12 49.06 +31 18 11.0 21.2 V G96 – Mt. Lemmon Survey MPS 498431
2014 01 28.32135 09 12 48.76 +31 18 12.5 21.0 V G96 – Mt. Lemmon Survey MPS 498431
2014 01 28.32594 09 12 48.42 +31 18 13.9 20.7 V G96 – Mt. Lemmon Survey MPS 498431
2014 01 29.40699 09 11 33.92 +31 24 14.0 21.3 V G96 – Mt. Lemmon Survey MPS 498431
2014 01 29.41112 09 11 33.62 +31 24 14.9 20.6 V G96 – Mt. Lemmon Survey MPS 498431
2014 01 29.41523 09 11 33.36 +31 24 16.4 21.4 V G96 – Mt. Lemmon Survey MPS 498431
2014 01 29.41935 09 11 33.10 +31 24 18.1 21.4 V G96 – Mt. Lemmon Survey MPS 498431
2015 05 13.25408 16 09 26.30 -23 29 38.0 21.0 R 309 – Cerro Paranal MPS 606379
2015 05 13.25891 16 09 25.98 -23 29 38.3 21.4 R 309 – Cerro Paranal MPS 606379
2015 05 13.26012 16 09 25.91 -23 29 38.3 21.3 R 309 – Cerro Paranal MPS 606379
2015 05 13.26133 16 09 25.83 -23 29 38.4 21.2 R 309 – Cerro Paranal MPS 606379
2015 05 13.26253 16 09 25.75 -23 29 38.5 21.3 R 309 – Cerro Paranal MPS 606379
2015 05 13.26374 16 09 25.67 -23 29 38.6 21.3 R 309 – Cerro Paranal MPS 606379
2015 05 13.26495 16 09 25.59 -23 29 38.6 21.3 R 309 – Cerro Paranal MPS 606379
2015 05 20.36893 16 01 39.18 -23 34 48.6 21.2 V W84 – Cerro Tololo-DECam MPS 790905
2015 05 20.37217 16 01 38.96 -23 34 48.5   W84 – Cerro Tololo-DECam MPS 790905
2015 05 20.37541 16 01 38.72 -23 34 48.6   W84 – Cerro Tololo-DECam MPS 790905
2015 05 20.37866 16 01 38.52 -23 34 48.6   W84 – Cerro Tololo-DECam MPS 790905
2015 05 20.38189 16 01 38.28 -23 34 48.8   W84 – Cerro Tololo-DECam MPS 790905
2015 05 24.36084 15 57 08.33 -23 36 12.6 21.1 V W84 – Cerro Tololo-DECam MPS 790905
2015 05 24.36407 15 57 08.12 -23 36 12.6 21.1 V W84 – Cerro Tololo-DECam MPS 790905
2015 05 24.36732 15 57 07.88 -23 36 12.7   W84 – Cerro Tololo-DECam MPS 790905
2015 05 24.37057 15 57 07.67 -23 36 12.7   W84 – Cerro Tololo-DECam MPS 790905
2015 05 24.37380 15 57 07.45 -23 36 12.7   W84 – Cerro Tololo-DECam MPS 790905
2016 09 27.46010 02 27 57.106 +07 04 43.71 20.8 w F51 – Pan-STARRS 1, Haleakala MPS 730689
2016 09 27.47282 02 27 56.645 +07 04 43.86 20.8 w F51 – Pan-STARRS 1, Haleakala MPS 730689
2016 09 27.48557 02 27 56.190 +07 04 43.88 20.9 w F51 – Pan-STARRS 1, Haleakala MPS 730689
2016 09 27.49840 02 27 55.734 +07 04 43.91 20.9 w F51 – Pan-STARRS 1, Haleakala MPS 730689
2016 10 02.53882 02 24 44.132 +07 04 12.43 20.7 w F51 – Pan-STARRS 1, Haleakala MPS 732295
2016 10 02.55060 02 24 43.592 +07 04 12.20 20.7 w F51 – Pan-STARRS 1, Haleakala MPS 732295
2016 10 02.56237 02 24 43.072 +07 04 12.00 20.8 w F51 – Pan-STARRS 1, Haleakala MPS 732295
2016 10 19.31727 02 09 21.76 +06 58 15.3 20.4 V G96 – Mt. Lemmon Survey MPS 736191
2016 10 19.32154 02 09 21.49 +06 58 15.1 20.4 V G96 – Mt. Lemmon Survey MPS 736191
2016 10 19.32582 02 09 21.19 +06 58 14.6 20.1 V G96 – Mt. Lemmon Survey MPS 736191
2016 10 19.33012 02 09 20.89 +06 58 14.6 19.9 V G96 – Mt. Lemmon Survey MPS 736191
2016 10 22.17347 02 06 17.64 +06 57 37.5 20.6 G G45 – Space Surveillance Telescope, Atom Site MPS 1610852
2016 10 22.23122 02 06 13.76 +06 57 37.5 19.5 G G45 – Space Surveillance Telescope, Atom Site MPS 1610852
2016 10 22.28201 02 06 10.29 +06 57 36.6 20.4 G G45 – Space Surveillance Telescope, Atom Site MPS 1610852
2016 10 22.33180 02 06 06.92 +06 57 36.6 21.0 G G45 – Space Surveillance Telescope, Atom Site MPS 1610852
2016 10 22.38013 02 06 03.66 +06 57 35.5 20.3 G G45 – Space Surveillance Telescope, Atom Site MPS 1610852
2016 10 22.43246 02 06 00.19 +06 57 34.9 20.7 G G45 – Space Surveillance Telescope, Atom Site MPS 1610852
2016 10 23.27388 02 05 05.51 +06 57 29.4 20.4 G G45 – Space Surveillance Telescope, Atom Site MPS 1610852
2016 10 23.32344 02 05 02.13 +06 57 28.6 20.8 G G45 – Space Surveillance Telescope, Atom Site MPS 1610852
2016 10 23.37406 02 04 58.72 +06 57 28.8 20.2 G G45 – Space Surveillance Telescope, Atom Site MPS 1610852
2016 10 23.42611 02 04 55.15 +06 57 27.8 20.6 G G45 – Space Surveillance Telescope, Atom Site MPS 1610852
2016 10 23.43036 02 04 54.88 +06 57 28.0 20.0 G G45 – Space Surveillance Telescope, Atom Site MPS 1610852
2016 10 23.46641 02 04 52.51 +06 57 28.0 20.5 G G45 – Space Surveillance Telescope, Atom Site MPS 1610852
2016 10 27.34177 02 00 38.35 +06 57 35.7 20.2 V G96 – Mt. Lemmon Survey MPS 737428
2016 10 27.34920 02 00 37.83 +06 57 35.5 20.1 V G96 – Mt. Lemmon Survey MPS 737428
2016 10 27.35349 02 00 37.56 +06 57 36.1 19.9 V G96 – Mt. Lemmon Survey MPS 737428
2016 10 27.35777 02 00 37.28 +06 57 36.0 20.5 V G96 – Mt. Lemmon Survey MPS 737428
2016 10 29.40648 01 58 23.797 +06 58 07.40 20.4 w F51 – Pan-STARRS 1, Haleakala MPS 739749
2016 10 29.41841 01 58 22.978 +06 58 07.73 20.4 w F51 – Pan-STARRS 1, Haleakala MPS 739749
2016 11 19.17259 01 39 34.97 +07 28 56.2 21.0 V G96 – Mt. Lemmon Survey MPS 747375
2016 11 19.17830 01 39 34.74 +07 28 57.0 20.5 V G96 – Mt. Lemmon Survey MPS 747375
2016 11 19.18267 01 39 34.53 +07 28 57.4 20.5 V G96 – Mt. Lemmon Survey MPS 747375
2016 11 19.18702 01 39 34.34 +07 28 58.4 20.5 V G96 – Mt. Lemmon Survey MPS 747375
2016 11 23.08612 01 37 17.69 +07 41 03.8 21.5 G G45 – Space Surveillance Telescope, Atom Site MPS 1610852
2016 11 23.12658 01 37 16.35 +07 41 12.2 21.0 G G45 – Space Surveillance Telescope, Atom Site MPS 1610852
2016 11 23.20143 01 37 13.84 +07 41 27.0 20.9 G G45 – Space Surveillance Telescope, Atom Site MPS 1610852
2016 11 23.23781 01 37 12.56 +07 41 34.2 20.8 G G45 – Space Surveillance Telescope, Atom Site MPS 1610852
2018 04 12.23173 11 45 24.43 +12 16 39.0 22.6 G G96 – Mt. Lemmon Survey MPS 881710
2018 04 12.23687 11 45 24.17 +12 16 39.4 21.5 G G96 – Mt. Lemmon Survey MPS 881710
2018 04 12.24201 11 45 24.02 +12 16 40.2 21.6 G G96 – Mt. Lemmon Survey MPS 881710
2018 04 12.24715 11 45 23.86 +12 16 39.6 21.4 G G96 – Mt. Lemmon Survey MPS 881710
2019 06 28.44993 19 44 55.565 -33 36 45.12 21.0 w F51 – Pan-STARRS 1, Haleakala MPS 1012213
2019 06 28.45962 19 44 54.993 -33 36 48.89 21.1 w F51 – Pan-STARRS 1, Haleakala MPS 1012213
2019 06 28.46932 19 44 54.415 -33 36 52.69 21.2 w F51 – Pan-STARRS 1, Haleakala MPS 1012213
2020 12 09.43609 07 00 00.240 +32 44 50.79 21.0 w F52 – Pan-STARRS 2, Haleakala MPS 1327763
2020 12 09.44761 06 59 59.586 +32 44 55.61 21.0 w F52 – Pan-STARRS 2, Haleakala MPS 1327763
2020 12 09.45919 06 59 58.958 +32 45 00.32 20.9 w F52 – Pan-STARRS 2, Haleakala MPS 1327763
2020 12 09.47080 06 59 58.257 +32 45 05.27 21.2 w F52 – Pan-STARRS 2, Haleakala MPS 1327763
2020 12 18.372296 06 50 51.06 +33 42 36.1 20.80 G G96 – Mt. Lemmon Survey MPS 1327763
2020 12 18.378136 06 50 50.64 +33 42 38.7 20.92 G G96 – Mt. Lemmon Survey MPS 1327763
2020 12 18.383948 06 50 50.24 +33 42 40.5 20.71 G G96 – Mt. Lemmon Survey MPS 1327763
2020 12 18.389748 06 50 49.84 +33 42 42.5 20.71 G G96 – Mt. Lemmon Survey MPS 1327763
2022 04 27.434144 14 29 46.096 -11 42 40.71 21.19 w F52 – Pan-STARRS 2, Haleakala MPS 1591755
2022 04 27.445100 14 29 45.382 -11 42 39.40 21.42 w F52 – Pan-STARRS 2, Haleakala MPS 1591756
2022 04 27.456045 14 29 44.673 -11 42 38.23 21.32 w F52 – Pan-STARRS 2, Haleakala MPS 1591756
2022 04 27.466976 14 29 43.954 -11 42 36.87 21.13 w F52 – Pan-STARRS 2, Haleakala MPS 1591756
2022 05 21.337412 14 06 21.100 -11 08 56.62 21.82 w F52 – Pan-STARRS 2, Haleakala MPS 1618313
2022 05 21.348281 14 06 20.547 -11 08 56.43 22.02 w F52 – Pan-STARRS 2, Haleakala MPS 1618313
2022 05 21.359110 14 06 20.003 -11 08 55.87 21.74 w F52 – Pan-STARRS 2, Haleakala MPS 1618313
2022 05 21.369943 14 06 19.448 -11 08 55.47 22.05 w F52 – Pan-STARRS 2, Haleakala MPS 1618313
2023 08 18.532059 00 05 09.593 -14 44 28.31 21.09 w F52 – Pan-STARRS 2, Haleakala MPS 1962527
2023 08 18.544278 00 05 09.240 -14 44 32.08 21.12 w F52 – Pan-STARRS 2, Haleakala MPS 1962527
2023 08 18.556469 00 05 08.884 -14 44 35.68 21.06 w F52 – Pan-STARRS 2, Haleakala MPS 1962527
2023 08 18.568672 00 05 08.522 -14 44 39.50 21.08 w F52 – Pan-STARRS 2, Haleakala MPS 1962527
2023 08 25.434381 00 01 23.308 -15 21 03.89 20.77 w F51 – Pan-STARRS 1, Haleakala MPS 1962527
2023 08 25.446197 00 01 22.801 -15 21 07.58 21.01 w F51 – Pan-STARRS 1, Haleakala MPS 1962527
2023 08 25.458014 00 01 22.321 -15 21 11.41 20.87 w F51 – Pan-STARRS 1, Haleakala MPS 1962527
2023 08 25.469815 00 01 21.837 -15 21 15.47 21.06 w F51 – Pan-STARRS 1, Haleakala MPS 1962527
2023 09 07.376825 23 50 57.232 -16 26 51.50 20.67 G G96 – Mt. Lemmon Survey MPS 1967587
2023 09 07.381960 23 50 56.965 -16 26 52.84 21.22 G G96 – Mt. Lemmon Survey MPS 1967587
2023 09 07.387085 23 50 56.659 -16 26 54.10 20.92 G G96 – Mt. Lemmon Survey MPS 1967587
2023 09 07.392230 23 50 56.317 -16 26 55.61 20.53 G G96 – Mt. Lemmon Survey MPS 1967587
2023 09 20.433652 23 37 55.682 -17 11 28.44 20.66 w F51 – Pan-STARRS 1, Haleakala MPS 2012923
2023 09 20.445439 23 37 54.921 -17 11 29.75 20.78 w F51 – Pan-STARRS 1, Haleakala MPS 2012923
2023 09 20.457218 23 37 54.177 -17 11 31.28 20.64 w F51 – Pan-STARRS 1, Haleakala MPS 2012923
2023 09 20.469019 23 37 53.421 -17 11 32.52 20.66 w F51 – Pan-STARRS 1, Haleakala MPS 2012923
2023 10 05.340252 23 24 05.037 -17 14 00.56 20.98 w F52 – Pan-STARRS 2, Haleakala MPS 2012923
2023 10 05.351078 23 24 04.490 -17 13 59.37 20.93 w F52 – Pan-STARRS 2, Haleakala MPS 2012923
2023 10 05.361911 23 24 03.938 -17 13 58.08 20.97 w F52 – Pan-STARRS 2, Haleakala MPS 2012923
2023 10 05.372771 23 24 03.390 -17 13 56.95 21.07 w F52 – Pan-STARRS 2, Haleakala MPS 2012923
2023 10 08.356231 23 21 47.534 -17 07 25.98 20.90 w F51 – Pan-STARRS 1, Haleakala MPS 2012923
2023 10 08.367149 23 21 47.029 -17 07 24.42 20.97 w F51 – Pan-STARRS 1, Haleakala MPS 2012923
2023 10 08.378045 23 21 46.510 -17 07 22.71 21.04 w F51 – Pan-STARRS 1, Haleakala MPS 2012923
2023 10 17.213702 23 16 31.411 -16 34 44.94 20.99 G G96 – Mt. Lemmon Survey MPS 2012923
2023 10 17.219398 23 16 31.199 -16 34 43.64 20.94 G G96 – Mt. Lemmon Survey MPS 2012923
2023 10 17.225076 23 16 31.019 -16 34 41.63 21.39 G G96 – Mt. Lemmon Survey MPS 2012923
2023 10 17.230749 23 16 30.875 -16 34 40.19 20.71 G G96 – Mt. Lemmon Survey MPS 2012923
2023 10 18.315468 23 16 02.195 -16 29 19.67 20.98 w F52 – Pan-STARRS 2, Haleakala MPS 2031340
2023 10 18.325803 23 16 01.925 -16 29 16.54 21.04 w F52 – Pan-STARRS 2, Haleakala MPS 2031340
2023 10 18.336131 23 16 01.629 -16 29 13.82 21.02 w F52 – Pan-STARRS 2, Haleakala MPS 2031340
2023 10 18.346483 23 16 01.337 -16 29 10.29 21.19 w F52 – Pan-STARRS 2, Haleakala MPS 2031340
2023 10 19.280929 23 15 38.589 -16 24 21.95 21.08 w F51 – Pan-STARRS 1, Haleakala MPS 2031340
2023 10 19.292071 23 15 38.302 -16 24 18.65 21.30 w F51 – Pan-STARRS 1, Haleakala MPS 2031340
2023 10 19.303208 23 15 38.009 -16 24 15.16 21.21 w F51 – Pan-STARRS 1, Haleakala MPS 2031340