(499937) = 2011 HB44

Discovered at Mount Lemmon on 2011-03-01 by Mt. Lemmon Survey.

Orbit

Orbit type: Main Belt

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epoch2023-09-13.0
epoch JD2460200.5
perihelion date2021-09-02.90247
perihelion JD2459460.40247
argument of perihelion (°)49.44002
ascending node (°)156.77747
inclination (°)3.79926
eccentricity0.1713786
perihelion distance (AU)2.5005188
Tisserand w.r.t. Jupiter3.2
ΔV w.r.t. Earth (km/sec)10.0
semimajor axis (AU)3.0176855
mean anomaly (°)139.14956
mean daily motion (°/day)0.18801520
aphelion distance (AU)3.535
period (years)5.24
P-vector [x]-0.89646520
P-vector [y]-0.42394142
P-vector [z]-0.12893336
Q-vector [x]0.44234322
Q-vector [y]-0.83902842
Q-vector [z]-0.31680244
absolute magnitude17.16
phase slope0.15
uncertainty0
referenceMPO 780337
observations used114
oppositions9
arc length (days)8613
first opposition used2000
last opposition used2023
residual rms (arc-secs)0.73
perturbers coarse indicatorM-v
perturbers precise indicator003Ek
first observation date used2000-03-12.0
last observation date used2023-10-11.0
computer nameMPCLINUX
JD of orbit computation2457982.360344
perihelion JD uncertainty (days)6.6766E-05
argument of perihelion uncertainty (°)4.9257E-05
ascending node uncertainty (°)4.6514E-05
inclination uncertainty (°)3.8319E-06
eccentricity uncertainty 3.5994E-08
perihelion distance uncertainty (AU)1.0560E-07
 Minimum Orbit Intersection Distances (in AU)
for orbit epoch: 2460200.5, reference: E2023-TI3
Mercury2.06412
Venus1.7785
Earth1.49751
Mars0.87733
Jupiter1.42404
Saturn5.67843
Uranus15.7479
Neptune26.3043

Observations

120 total observations over interval: 2000 03 12.18456 – 2023 10 11.412794
These data are available for download (format description).

Date (UT) J2000 RA J2000 Dec Magn Location Ref
2000 03 12.18456 09 48 41.91 +12 59 34.7 21.0 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 692690
2000 03 12.20593 09 48 41.12 +12 59 40.4 21.1 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 692690
2000 03 12.22735 09 48 40.33 +12 59 46.9 21.5 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 692690
2005 01 16.36530 08 34 05.98 +15 27 11.3 20.9 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 692690
2005 01 16.39116 08 34 04.67 +15 27 16.7 20.9 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 692690
2005 01 16.41731 08 34 03.33 +15 27 22.5 21.0 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 692690
2011 03 01.50295 14 46 49.08 -12 19 10.9 21.7 V G96 – Mt. Lemmon Survey MPS 384729
2011 03 01.50809 14 46 49.26 -12 19 10.8 22.3 V G96 – Mt. Lemmon Survey MPS 384729
2011 03 01.51336 14 46 49.40 -12 19 10.8 21.8 V G96 – Mt. Lemmon Survey MPS 384729
2011 03 01.51861 14 46 49.47 -12 19 11.5 21.0 V G96 – Mt. Lemmon Survey MPS 384729
2011 03 28.40381 14 49 13.90 -11 23 01.3 21.0 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 384187
2011 03 28.42159 14 49 13.57 -11 22 57.9 21.1 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 384187
2011 03 28.43938 14 49 13.27 -11 22 53.4 21.0 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 384187
2011 04 01.40559 14 47 56.49 -11 07 36.1 20.9 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 384187
2011 04 01.42333 14 47 56.06 -11 07 31.9 21.0 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 384187
2011 04 01.44111 14 47 55.63 -11 07 27.7 20.6 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 384187
2011 04 13.40504 14 41 52.38 -10 13 52.3 20.5 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 384729
2011 04 13.42281 14 41 51.66 -10 13 46.8 20.5 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 384729
2011 04 13.44058 14 41 51.03 -10 13 43.3 20.2 V 691 – Steward Observatory, Kitt Peak-Spacewatch MPS 384729
2011 04 27.44229 14 31 56.698 -09 05 11.84 20.1 r F51 – Pan-STARRS 1, Haleakala MPS 381341
2011 04 27.45206 14 31 56.215 -09 05 09.05 20.2 r F51 – Pan-STARRS 1, Haleakala MPS 381341
2011 04 27.46331 14 31 55.684 -09 05 05.90 20.3 i F51 – Pan-STARRS 1, Haleakala MPS 381341
2011 04 27.47402 14 31 55.168 -09 05 02.85 19.9 i F51 – Pan-STARRS 1, Haleakala MPS 381341
2011 04 28.39114 14 31 13.414 -09 00 40.60 20.7 g F51 – Pan-STARRS 1, Haleakala MPS 381341
2011 04 28.42316 14 31 11.884 -09 00 31.04 21.0 r F51 – Pan-STARRS 1, Haleakala MPS 381341
2011 04 28.43771 14 31 11.166 -09 00 27.39 20.2 r F51 – Pan-STARRS 1, Haleakala MPS 381341
2015 01 20.22483 05 21 44.748 +18 28 49.32 22.1 w F51 – Pan-STARRS 1, Haleakala MPS 692690
2015 01 20.23839 05 21 44.288 +18 28 50.39 22.2 w F51 – Pan-STARRS 1, Haleakala MPS 692690
2015 01 20.25195 05 21 43.878 +18 28 51.07 22.0 w F51 – Pan-STARRS 1, Haleakala MPS 692690
2015 01 20.26547 05 21 43.452 +18 28 51.58 22.4 w F51 – Pan-STARRS 1, Haleakala MPS 692690
2016 01 08.62325 12 31 35.474 -02 37 42.58 22.1 w F51 – Pan-STARRS 1, Haleakala MPS 692690
2016 01 08.63167 12 31 35.879 -02 37 44.47 21.9 w F51 – Pan-STARRS 1, Haleakala MPS 692690
2016 01 08.64011 12 31 36.272 -02 37 46.06 22.0 w F51 – Pan-STARRS 1, Haleakala MPS 692690
2016 03 10.41567 12 40 24.017 -01 29 32.93 20.7 w F51 – Pan-STARRS 1, Haleakala MPS 692690
2016 03 10.42793 12 40 23.578 -01 29 28.69 20.6 w F51 – Pan-STARRS 1, Haleakala MPS 692690
2016 03 10.44016 12 40 23.143 -01 29 24.34 20.6 w F51 – Pan-STARRS 1, Haleakala MPS 692690
2016 03 10.45238 12 40 22.701 -01 29 20.21 20.5 w F51 – Pan-STARRS 1, Haleakala MPS 692690
2016 03 11.47166 12 39 47.629 -01 23 22.99 20.6 w F51 – Pan-STARRS 1, Haleakala MPS 692690
2016 03 11.49793 12 39 46.659 -01 23 13.66 20.7 w F51 – Pan-STARRS 1, Haleakala MPS 692690
2016 03 11.51108 12 39 46.179 -01 23 08.94 20.7 w F51 – Pan-STARRS 1, Haleakala MPS 692690
2016 03 13.44753 12 38 36.937 -01 11 35.00 20.5 w F51 – Pan-STARRS 1, Haleakala MPS 692690
2016 03 13.46257 12 38 36.358 -01 11 29.50 20.5 w F51 – Pan-STARRS 1, Haleakala MPS 692690
2016 03 13.47763 12 38 35.774 -01 11 24.08 20.5 w F51 – Pan-STARRS 1, Haleakala MPS 692690
2016 03 28.21083 12 28 27.84 +00 22 16.6 20.1 V G96 – Mt. Lemmon Survey MPS 696001
2016 03 28.21799 12 28 27.52 +00 22 20.0 20.0 V G96 – Mt. Lemmon Survey MPS 696001
2016 03 28.22513 12 28 27.17 +00 22 22.3 20.0 V G96 – Mt. Lemmon Survey MPS 696001
2016 03 28.23229 12 28 26.87 +00 22 25.0 20.0 V G96 – Mt. Lemmon Survey MPS 696001
2016 03 31.19546 12 26 17.33 +00 41 11.6 20.3 r G45 – Space Surveillance Telescope, Atom Site MPS 696001
2016 03 31.20034 12 26 17.13 +00 41 12.9 21.0 r G45 – Space Surveillance Telescope, Atom Site MPS 696001
2016 03 31.21106 12 26 16.63 +00 41 17.0 20.2 r G45 – Space Surveillance Telescope, Atom Site MPS 696001
2016 03 31.21608 12 26 16.39 +00 41 19.3 20.7 r G45 – Space Surveillance Telescope, Atom Site MPS 696001
2016 04 03.19483 12 24 07.43 +00 59 41.3 20.9 r G45 – Space Surveillance Telescope, Atom Site MPS 701228
2016 04 03.20075 12 24 07.12 +00 59 44.5 20.0 r G45 – Space Surveillance Telescope, Atom Site MPS 701228
2016 04 03.20586 12 24 07.00 +00 59 46.1 20.4 r G45 – Space Surveillance Telescope, Atom Site MPS 701228
2016 04 03.21606 12 24 06.50 +00 59 49.6 20.1 r G45 – Space Surveillance Telescope, Atom Site MPS 701228
2016 04 03.21612 12 24 06.53 +00 59 49.8 20.4 r G45 – Space Surveillance Telescope, Atom Site MPS 701228
2016 04 03.39057 12 23 58.962 +01 00 53.94 20.2 w F51 – Pan-STARRS 1, Haleakala MPS 698794
2016 04 03.40236 12 23 58.434 +01 00 58.18 20.3 w F51 – Pan-STARRS 1, Haleakala MPS 698794
2016 04 03.41419 12 23 57.901 +01 01 02.62 20.4 w F51 – Pan-STARRS 1, Haleakala MPS 698794
2016 04 03.42603 12 23 57.368 +01 01 06.81 20.3 w F51 – Pan-STARRS 1, Haleakala MPS 698794
2016 04 15.22632 12 16 12.80 +02 05 01.0 20.4 V G96 – Mt. Lemmon Survey MPS 703764
2016 04 15.23140 12 16 12.60 +02 05 02.5 20.5 V G96 – Mt. Lemmon Survey MPS 703764
2016 04 15.23648 12 16 12.45 +02 05 03.7 20.8 V G96 – Mt. Lemmon Survey MPS 703764
2016 04 15.24156 12 16 12.21 +02 05 05.7 20.6 V G96 – Mt. Lemmon Survey MPS 703764
2016 05 03.56769 12 08 58.92 +03 01 36.7 21.2 R D29 – Purple Mountain Observatory, XuYi Station MPS 706074
2016 05 03.58184 12 08 58.69 +03 01 37.5 20.8 R D29 – Purple Mountain Observatory, XuYi Station MPS 706074
2017 06 25.49152 20 45 35.790 -14 30 02.07 21.6 w F51 – Pan-STARRS 1, Haleakala MPS 802457
2017 06 25.50324 20 45 35.441 -14 30 03.64 21.8 w F51 – Pan-STARRS 1, Haleakala MPS 802457
2017 06 25.52677 20 45 34.732 -14 30 06.47 21.7 w F51 – Pan-STARRS 1, Haleakala MPS 802457
2017 07 26.41165 20 23 58.098 -16 07 57.02 21.1 w F51 – Pan-STARRS 1, Haleakala MPS 806580
2017 07 26.42368 20 23 57.480 -16 08 00.02 20.9 w F51 – Pan-STARRS 1, Haleakala MPS 806580
2017 07 26.43573 20 23 56.881 -16 08 02.73 20.8 w F51 – Pan-STARRS 1, Haleakala MPS 806580
2017 07 26.44777 20 23 56.262 -16 08 05.54 21.0 w F51 – Pan-STARRS 1, Haleakala MPS 806580
2017 08 01.42783 20 19 04.529 -16 31 13.86 20.7 i F51 – Pan-STARRS 1, Haleakala MPS 807934
2017 08 01.43779 20 19 04.028 -16 31 15.90 21.0 i F51 – Pan-STARRS 1, Haleakala MPS 807934
2017 08 01.45768 20 19 03.035 -16 31 20.61 20.8 i F51 – Pan-STARRS 1, Haleakala MPS 807934
2017 08 16.36633 20 08 12.338 -17 25 57.87 21.5 w F51 – Pan-STARRS 1, Haleakala MPS 810276
2017 08 16.37952 20 08 11.823 -17 26 00.58 21.5 w F51 – Pan-STARRS 1, Haleakala MPS 810276
2017 08 16.39293 20 08 11.290 -17 26 03.48 21.5 w F51 – Pan-STARRS 1, Haleakala MPS 810276
2017 08 16.40618 20 08 10.785 -17 26 05.94 21.6 w F51 – Pan-STARRS 1, Haleakala MPS 810276
2018 10 02.37203 00 49 30.428 +02 02 50.91 21.8 w F52 – Pan-STARRS 2, Haleakala MPS 924142
2018 10 02.38370 00 49 29.888 +02 02 47.28 21.7 w F52 – Pan-STARRS 2, Haleakala MPS 924142
2018 10 02.39544 00 49 29.362 +02 02 43.75 21.7 w F52 – Pan-STARRS 2, Haleakala MPS 924142
2021 02 06.341375 10 46 35.07 +07 14 59.3 20.64 G G96 – Mt. Lemmon Survey MPS 1372061
2021 02 06.346530 10 46 34.89 +07 15 00.9 20.30 G G96 – Mt. Lemmon Survey MPS 1372061
2021 02 06.351678 10 46 34.70 +07 15 02.1 21.24 G G96 – Mt. Lemmon Survey MPS 1372061
2021 02 06.356833 10 46 34.51 +07 15 03.8 21.22 G G96 – Mt. Lemmon Survey MPS 1372061
2021 02 17.380638 10 39 18.245 +08 15 57.35 20.33 w F52 – Pan-STARRS 2, Haleakala MPS 1372061
2021 02 17.392169 10 39 17.701 +08 16 01.74 20.63 w F52 – Pan-STARRS 2, Haleakala MPS 1372061
2021 02 17.403700 10 39 17.195 +08 16 05.93 20.52 w F52 – Pan-STARRS 2, Haleakala MPS 1372061
2021 02 17.415302 10 39 16.654 +08 16 09.94 20.54 w F52 – Pan-STARRS 2, Haleakala MPS 1372061
2021 03 04.339940 10 27 50.028 +09 48 23.95 20.72 w F52 – Pan-STARRS 2, Haleakala MPS 1372061
2021 03 04.351405 10 27 49.490 +09 48 27.89 20.36 w F52 – Pan-STARRS 2, Haleakala MPS 1372061
2021 03 04.362880 10 27 48.925 +09 48 31.98 20.28 w F52 – Pan-STARRS 2, Haleakala MPS 1372061
2021 03 06.257074 10 26 22.59 +10 00 00.5 20.37 G G96 – Mt. Lemmon Survey MPS 1372061
2021 03 06.262287 10 26 22.35 +10 00 02.4 20.61 G G96 – Mt. Lemmon Survey MPS 1372061
2021 03 06.267474 10 26 22.11 +10 00 04.0 20.61 G G96 – Mt. Lemmon Survey MPS 1372061
2021 03 06.272677 10 26 21.86 +10 00 06.0 20.53 G G96 – Mt. Lemmon Survey MPS 1372061
2021 03 19.280194 10 17 33.18 +11 11 24.9 20.63 G G96 – Mt. Lemmon Survey MPS 1381179
2021 03 19.285316 10 17 32.99 +11 11 26.5 20.90 G G96 – Mt. Lemmon Survey MPS 1381179
2021 03 19.290430 10 17 32.83 +11 11 28.1 21.11 G G96 – Mt. Lemmon Survey MPS 1381179
2021 03 19.294769 10 17 32.888 +11 11 30.18 20.82 w F51 – Pan-STARRS 1, Haleakala MPS 1381179
2021 03 19.295571 10 17 32.62 +11 11 29.2 21.07 G G96 – Mt. Lemmon Survey MPS 1381179
2021 03 19.306368 10 17 32.461 +11 11 33.58 20.79 w F51 – Pan-STARRS 1, Haleakala MPS 1381179
2021 03 19.318059 10 17 32.039 +11 11 36.97 20.85 w F51 – Pan-STARRS 1, Haleakala MPS 1381179
2021 03 19.329800 10 17 31.613 +11 11 40.36 20.96 w F51 – Pan-STARRS 1, Haleakala MPS 1381179
2021 03 31.255169 10 12 11.028 +11 58 50.83 21.19 w F51 – Pan-STARRS 1, Haleakala MPS 1400633
2021 03 31.266759 10 12 10.783 +11 58 52.91 21.21 w F51 – Pan-STARRS 1, Haleakala MPS 1400633
2021 03 31.278473 10 12 10.555 +11 58 55.16 21.17 w F51 – Pan-STARRS 1, Haleakala MPS 1400633
2021 04 08.249782 10 10 30.131 +12 18 21.16 21.26 w F51 – Pan-STARRS 1, Haleakala MPS 1400633
2021 04 08.260144 10 10 30.076 +12 18 22.27 21.25 w F51 – Pan-STARRS 1, Haleakala MPS 1400633
2021 04 08.270568 10 10 29.975 +12 18 23.41 21.20 w F51 – Pan-STARRS 1, Haleakala MPS 1400633
2021 04 08.281057 10 10 29.898 +12 18 24.91 21.37 w F51 – Pan-STARRS 1, Haleakala MPS 1400633
2023 08 20.551289 00 13 10.484 -00 07 22.71 22.12 w F51 – Pan-STARRS 1, Haleakala MPS 1962591
2023 08 20.564022 00 13 10.124 -00 07 25.51 22.15 w F51 – Pan-STARRS 1, Haleakala MPS 1962591
2023 08 20.576731 00 13 09.784 -00 07 28.89 22.41 w F51 – Pan-STARRS 1, Haleakala MPS 1962591
2023 08 20.589440 00 13 09.445 -00 07 31.58 22.25 w F51 – Pan-STARRS 1, Haleakala MPS 1962591
2023 10 11.375431 23 39 52.750 -04 26 41.69 22.20 w F51 – Pan-STARRS 1, Haleakala MPS 2013309
2023 10 11.387898 23 39 52.285 -04 26 44.78 22.17 w F51 – Pan-STARRS 1, Haleakala MPS 2013309
2023 10 11.412794 23 39 51.385 -04 26 51.27 22.00 w F51 – Pan-STARRS 1, Haleakala MPS 2013309