2012 HO8

Initial reported observation by Mt. Lemmon Survey on 2012-04-21.
(Discoverer will be defined when the object is numbered. See this note on how discoverers are determined.)

Orbit

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

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epoch2019-04-27.0
epoch JD2458600.5
perihelion date2019-07-25.26113
perihelion JD2458689.76113
argument of perihelion (°)309.85986
ascending node (°)211.67410
inclination (°)23.96800
eccentricity0.1012810
perihelion distance (AU)1.0339620
Tisserand w.r.t. Jupiter5.4
ΔV w.r.t. Earth (km/sec)9.9
semimajor axis (AU)1.1504841
mean anomaly (°)288.70727
mean daily motion (°/day)0.79869850
aphelion distance (AU)1.267
period (years)1.23
P-vector [x]-0.91375633
P-vector [y]0.36296032
P-vector [z]-0.18250800
Q-vector [x]-0.34576106
Q-vector [y]-0.93065422
Q-vector [z]-0.11971640
absolute magnitude24.2
phase slope0.15
uncertainty7
referenceMPO 229027
observations used32
oppositions1
arc length (days)3
first opposition used2012
last opposition used2012
residual rms (arc-secs)0.39
perturbers coarse indicatorM-v
perturbers precise indicator003Eh
first observation date used2012-04-21.0
last observation date used2012-04-24.0
computer nameMPCALB
JD of orbit computation2456042.752490
perihelion JD uncertainty (days)6.4453E-02
argument of perihelion uncertainty (°)6.2972E-02
ascending node uncertainty (°)1.2181E-03
inclination uncertainty (°)1.7607E-02
eccentricity uncertainty 1.6124E-04
perihelion distance uncertainty (AU)8.0317E-05
 Minimum Orbit Intersection Distances (in AU)
for orbit epoch: 2458600.5, reference: MPO229027
Mercury0.63328
Venus0.34773
Earth0.06351
Mars0.2094
Jupiter3.72173
Saturn8.00753
Uranus17.2315
Neptune28.658

Observations

33 total observations over interval: 2012 04 21.47118 – 2012 04 24.395695
These data are available for download (format description).

Date (UT) J2000 RA J2000 Dec Magn Location Ref
2012 04 21.47118 15 36 17.38 -10 09 32.9 19.4 V G96 – Mt. Lemmon Survey MPS 421958
2012 04 21.47391 15 36 17.35 -10 08 37.6 19.4 V G96 – Mt. Lemmon Survey MPS 421958
2012 04 21.47663 15 36 17.31 -10 07 42.1 19.4 V G96 – Mt. Lemmon Survey MPS 421958
2012 04 21.49406 15 36 17.24 -10 01 49.0 19.6 V G96 – Mt. Lemmon Survey MPS 421958
2012 04 21.49439 15 36 17.20 -10 01 41.7 20.0 V G96 – Mt. Lemmon Survey MPS 421958
2012 04 21.49471 15 36 17.24 -10 01 35.3 18.9 V G96 – Mt. Lemmon Survey MPS 421958
2012 04 21.49547 15 36 17.24 -10 01 19.7 20.1 V G96 – Mt. Lemmon Survey MPS 421958
2012 04 21.49584 15 36 17.24 -10 01 12.4 19.3 V G96 – Mt. Lemmon Survey MPS 421958
2012 04 21.49620 15 36 17.17 -10 01 05.6 19.8 V G96 – Mt. Lemmon Survey MPS 421958
2012 04 21.49655 15 36 17.20 -10 00 58.3 19.7 V G96 – Mt. Lemmon Survey MPS 421958
2012 04 21.55025 15 36 25.14 -09 40 28.4 19.1 R 474 – Mount John Observatory, Lake Tekapo MPS 421958
2012 04 21.55146 15 36 25.14 -09 40 04.1 19.5 R 474 – Mount John Observatory, Lake Tekapo MPS 421958
2012 04 21.55266 15 36 25.15 -09 39 40.6 18.8 R 474 – Mount John Observatory, Lake Tekapo MPS 421958
2012 04 21.55387 15 36 25.11 -09 39 16.1 19.1 R 474 – Mount John Observatory, Lake Tekapo MPS 421958
2012 04 21.65001 15 36 24.17 -09 06 58.0 19.6 R 474 – Mount John Observatory, Lake Tekapo MPS 421958
2012 04 21.65122 15 36 24.17 -09 06 33.7 19.4 R 474 – Mount John Observatory, Lake Tekapo MPS 421958
2012 04 21.65242 15 36 24.14 -09 06 09.7 19.3 R 474 – Mount John Observatory, Lake Tekapo MPS 421958
2012 04 21.65363 15 36 24.14 -09 05 45.7 19.2 R 474 – Mount John Observatory, Lake Tekapo MPS 421958
2012 04 22.05655 15 36 36.93 -06 54 34.7   J95 – Great Shefford MPS 421958
2012 04 22.06018 15 36 36.94 -06 53 22.8 19.4 R J95 – Great Shefford MPS 421958
2012 04 22.31731 15 36 45.06 -05 28 26.3 19.7 R 854 – Sabino Canyon Observatory, Tucson MPS 421958
2012 04 22.32657 15 36 45.05 -05 25 22.5 19.6 R 854 – Sabino Canyon Observatory, Tucson MPS 421958
2012 04 22.47662 15 36 41.90 -04 36 37.3 19.3 R H01 – Magdalena Ridge Observatory, Socorro MPS 421958
2012 04 22.48228 15 36 41.85 -04 34 46.8 19.6 R H01 – Magdalena Ridge Observatory, Socorro MPS 421958
2012 04 22.48720 15 36 41.80 -04 33 11.1 19.0 R H01 – Magdalena Ridge Observatory, Socorro MPS 421958
2012 04 23.20461 15 37 03.25 -00 43 00.8 20.4 V 807 – Cerro Tololo Observatory, La Serena MPS 421958
2012 04 23.21160 15 37 03.09 -00 40 50.5 20.4 V 807 – Cerro Tololo Observatory, La Serena MPS 421958
2012 04 24.37449 15 37 17.38 +05 05 23.3 20.0 R H36 – Sandlot Observatory, Scranton MPS 421958
2012 04 24.38439 15 37 17.20 +05 08 13.6 19.8 R H36 – Sandlot Observatory, Scranton MPS 421958
2012 04 24.391749 15 37 16.36 +05 10 18.4 20.6 V H21 – Astronomical Research Observatory, Westfield MPS 421958
2012 04 24.39351 15 37 17.01 +05 10 49.9 19.7 R H36 – Sandlot Observatory, Scranton MPS 421958
2012 04 24.393721 15 37 16.31 +05 10 52.9 20.0 V H21 – Astronomical Research Observatory, Westfield MPS 421958
2012 04 24.395695 15 37 16.34 +05 11 27.5 20.1 V H21 – Astronomical Research Observatory, Westfield MPS 421958