2013 GD55

Initial reported observation by Mt. Lemmon Survey on 2013-04-10.
(Discoverer will be defined when the object is numbered. See this note on how discoverers are determined.)

Orbit

Orbit type: Apollo
Near-Earth Object
One opposition object seen prior.

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epoch2019-04-27.0
epoch JD2458600.5
perihelion date2019-07-22.69131
perihelion JD2458687.19131
argument of perihelion (°)355.21043
ascending node (°)168.35891
inclination (°)0.90189
eccentricity0.5544234
perihelion distance (AU)0.9645072
Tisserand w.r.t. Jupiter3.5
ΔV w.r.t. Earth (km/sec)6.1
semimajor axis (AU)2.1646271
mean anomaly (°)333.17098
mean daily motion (°/day)0.30947760
aphelion distance (AU)3.365
period (years)3.18
P-vector [x]-0.95916481
P-vector [y]0.26002776
P-vector [z]0.11130336
Q-vector [x]-0.28282996
Q-vector [y]-0.88614294
Q-vector [z]-0.36709385
absolute magnitude23.3
phase slope0.15
uncertainty6
referenceMPO 265058
observations used53
oppositions1
arc length (days)28
first opposition used2013
last opposition used2013
residual rms (arc-secs)0.35
perturbers coarse indicatorM-v
perturbers precise indicator003Eh
first observation date used2013-04-10.0
last observation date used2013-05-08.0
computer nameMPCADO
JD of orbit computation2456421.358983
perihelion JD uncertainty (days)4.2079E-04
argument of perihelion uncertainty (°)2.0795E-03
ascending node uncertainty (°)2.2289E-03
inclination uncertainty (°)9.9647E-05
eccentricity uncertainty 9.4347E-05
perihelion distance uncertainty (AU)3.5643E-06
 Minimum Orbit Intersection Distances (in AU)
for orbit epoch: 2458600.5, reference: MPO265058
Mercury0.58767
Venus0.25041
Earth0.00545
Mars0.0425
Jupiter1.61684
Saturn6.30221
Uranus16.6739
Neptune26.5741

Observations

53 total observations over interval: 2013 04 10.43964 – 2013 05 08.48628
These data are available for download (format description).

Date (UT) J2000 RA J2000 Dec Magn Location Ref
2013 04 10.43964 16 13 44.14 -12 44 19.5 18.8 V G96 – Mt. Lemmon Survey MPS 462874
2013 04 10.45574 16 13 41.77 -12 44 36.6 19.5 V G96 – Mt. Lemmon Survey MPS 462874
2013 04 10.46385 16 13 40.58 -12 44 45.0 18.5 V G96 – Mt. Lemmon Survey MPS 462874
2013 04 10.49836 16 13 35.64 -12 45 20.0 19.4 V G96 – Mt. Lemmon Survey MPS 462874
2013 04 10.49988 16 13 35.45 -12 45 21.4   G96 – Mt. Lemmon Survey MPS 462874
2013 04 10.59772 16 13 34.12 -12 44 39.1 18.4 V E23 – Arcadia MPS 462874
2013 04 10.60032 16 13 33.74 -12 44 41.7 19.0 V E23 – Arcadia MPS 462874
2013 04 10.60466 16 13 33.20 -12 44 46.9 18.6 V E23 – Arcadia MPS 462874
2013 04 10.60727 16 13 32.85 -12 44 49.7 19.3 V E23 – Arcadia MPS 462874
2013 04 10.61421 16 13 31.91 -12 44 58.3 18.4 V E23 – Arcadia MPS 462874
2013 04 10.746512 16 13 14.64 -12 47 18.2 19.4 R D90 – RAS Observatory, Moorook MPS 462874
2013 04 10.750644 16 13 14.06 -12 47 22.5 18.7 R D90 – RAS Observatory, Moorook MPS 462874
2013 04 10.754796 16 13 13.47 -12 47 26.8 19.0 R D90 – RAS Observatory, Moorook MPS 462874
2013 04 10.75905 16 13 13.80 -12 49 57.8 18.6 R 300 – Bisei Spaceguard Center-BATTeRS MPS 462874
2013 04 10.76392 16 13 13.12 -12 50 02.9 18.5 R 300 – Bisei Spaceguard Center-BATTeRS MPS 462874
2013 04 10.76881 16 13 12.40 -12 50 07.5 18.3 R 300 – Bisei Spaceguard Center-BATTeRS MPS 462874
2013 04 11.03392 16 12 49.76 -12 54 49.7 19.5 R 461 – University of Szeged, Piszkesteto Stn. (Konkol MPS 462874
2013 04 11.03719 16 12 49.35 -12 54 52.9 18.8 R 461 – University of Szeged, Piszkesteto Stn. (Konkol MPS 462874
2013 04 11.03952 16 12 49.05 -12 54 55.4 19.1 R 461 – University of Szeged, Piszkesteto Stn. (Konkol MPS 462874
2013 04 11.29612 16 12 25.75 -12 56 32.2 19.4 V 807 – Cerro Tololo Observatory, La Serena MPS 462874
2013 04 11.29862 16 12 25.41 -12 56 34.6 19.3 V 807 – Cerro Tololo Observatory, La Serena MPS 462874
2013 04 11.30112 16 12 25.06 -12 56 37.0 19.2 V 807 – Cerro Tololo Observatory, La Serena MPS 462874
2013 04 11.30362 16 12 24.72 -12 56 39.5 19.2 V 807 – Cerro Tololo Observatory, La Serena MPS 462874
2013 04 11.30612 16 12 24.37 -12 56 41.9 19.3 V 807 – Cerro Tololo Observatory, La Serena MPS 462874
2013 04 13.41871 16 09 25.09 -13 27 36.5 19.2 R H36 – Sandlot Observatory, Scranton MPS 464132
2013 04 13.42236 16 09 24.56 -13 27 37.9 19.7 R H36 – Sandlot Observatory, Scranton MPS 464132
2013 04 13.42642 16 09 24.20 -13 27 41.7 19.5 R H36 – Sandlot Observatory, Scranton MPS 464132
2013 04 13.43047 16 09 23.72 -13 27 44.1 19.0 R H36 – Sandlot Observatory, Scranton MPS 464132
2013 04 13.45541 16 09 22.28 -13 27 53.7 20.1 V G96 – Mt. Lemmon Survey MPS 464132
2013 04 13.46125 16 09 21.60 -13 27 58.2 18.5 V G96 – Mt. Lemmon Survey MPS 464132
2013 04 13.46710 16 09 20.88 -13 28 01.5 19.3 V G96 – Mt. Lemmon Survey MPS 464132
2013 04 13.47300 16 09 20.19 -13 28 05.3 19.7 V G96 – Mt. Lemmon Survey MPS 464132
2013 04 14.46290 16 08 04.25 -13 38 53.7 19.0 R 448 – Desert Moon Observatory, Las Cruces MPS 464132
2013 04 14.47394 16 08 03.10 -13 38 58.4 19.4 R 448 – Desert Moon Observatory, Las Cruces MPS 464132
2013 04 14.48428 16 08 02.04 -13 39 05.1 19.4 R 448 – Desert Moon Observatory, Las Cruces MPS 464132
2013 04 15.50843 16 06 51.060 -13 48 42.89 19.6 w F51 – Pan-STARRS 1, Haleakala MPS 464132
2013 04 15.50975 16 06 50.904 -13 48 43.67 19.2 w F51 – Pan-STARRS 1, Haleakala MPS 464132
2013 04 15.52267 16 06 49.464 -13 48 50.97 19.6 w F51 – Pan-STARRS 1, Haleakala MPS 464132
2013 04 15.53696 16 06 47.879 -13 48 58.77 19.1 w F51 – Pan-STARRS 1, Haleakala MPS 464132
2013 04 15.53828 16 06 47.719 -13 48 59.46 20.1 w F51 – Pan-STARRS 1, Haleakala MPS 464132
2013 04 15.55251 16 06 46.145 -13 49 07.10 18.9 w F51 – Pan-STARRS 1, Haleakala MPS 464132
2013 04 20.36805 16 01 22.66 -14 21 37.0 20.1 V 807 – Cerro Tololo Observatory, La Serena MPS 465032
2013 04 20.37111 16 01 22.39 -14 21 37.8 20.4 V 807 – Cerro Tololo Observatory, La Serena MPS 465032
2013 04 20.38032 16 01 21.57 -14 21 40.5 20.1 V 807 – Cerro Tololo Observatory, La Serena MPS 465032
2013 05 04.37508 15 47 58.42 -15 06 25.2 21.0 V 807 – Cerro Tololo Observatory, La Serena MPS 465764
2013 05 04.37870 15 47 58.19 -15 06 25.6 21.0 V 807 – Cerro Tololo Observatory, La Serena MPS 465764
2013 05 04.38232 15 47 57.93 -15 06 25.7 20.7 V 807 – Cerro Tololo Observatory, La Serena MPS 465764
2013 05 04.38594 15 47 57.69 -15 06 25.7 20.7 V 807 – Cerro Tololo Observatory, La Serena MPS 465764
2013 05 04.38956 15 47 57.47 -15 06 25.9 20.9 V 807 – Cerro Tololo Observatory, La Serena MPS 465764
2013 05 08.44397 15 44 36.350 -15 14 22.59 21.6 w F51 – Pan-STARRS 1, Haleakala MPS 466956
2013 05 08.45805 15 44 35.442 -15 14 24.08 20.9 w F51 – Pan-STARRS 1, Haleakala MPS 466956
2013 05 08.47215 15 44 34.533 -15 14 25.53 21.1 w F51 – Pan-STARRS 1, Haleakala MPS 466956
2013 05 08.48628 15 44 33.633 -15 14 26.95 21.7 w F51 – Pan-STARRS 1, Haleakala MPS 466956