(2018 KH1)OBJECT DETAIL
IDENTITY
ID
3824998
MAG (H)
21.90
DIAMETER
0.111 – 0.248 km
HAZARD
no
ORBITAL ELEMENTS
ORBIT
9
OBSERVED
2018-05-15 → 2018-06-10
OBSERVATIONS
66
PERIOD
415.95 days
ECCENTRICITY
0.530
INCLINATION
12.06°
ORBIT DIAGRAM
Sun-centered map with AU grid. The asteroid orbit is drawn with its real eccentricity. Click any close-approach date below to highlight the encounter point on the map.
Orbital period: 416 days. Animation: 1 full revolution = 20 s real time.
Sun (focus)Earth orbit (1 AU)Earth (animated, 365.25 d period)NEO orbitNEO position (animated, 1 cycle = 20 s)Perihelion (q): closest to SunAphelion (Q): farthest from SunTime tick: quarter-period intervalAU grid ring
CLOSE APPROACHES
23 recorded close approaches. Click any date to highlight that encounter on the orbit diagram above.
| Date | Velocity (km/s) | Miss (km) | LD | Body |
|---|---|---|---|---|
| 1985-06-16 | 13.48 | 021,882,72 | 70.96 | Earth |
| 1993-06-13 | 17.73 | 031,174,71 | 45.43 | Earth |
| 2001-06-07 | 22.57 | 820,698,23 | 85.54 | Earth |
| 2005-02-21 | 30.69 | 547,444,37 | 190.98 | Earth |
| 2006-11-22 | 8.85 | 068,154,01 | 27.18 | Mars |
| 2009-05-31 | 27.86 | 938,428,65 | 147.76 | Earth |
| 2010-05-29 | 12.06 | 813,173,36 | 164.78 | Earth |
| 2010-08-21 | 15.27 | 024,811,66 | 171.93 | Earth |
| 2011-11-18 | 20.04 | 818,890,66 | 171.88 | Earth |
| 2013-02-13 | 25.13 | 854,706,05 | 131.59 | Earth |
| 2016-06-20 | 21.94 | 633,778,91 | 51.69 | Venus |
| 2018-06-11 | 11.59 | 337,947,44 | 116.36 | Earth |
| 2019-10-31 | 22.14 | 057,199,07 | 184.60 | Earth |
| 2021-02-04 | 19.73 | 260,035,33 | 87.19 | Earth |
| 2024-06-02 | 17.51 | 127,070,22 | 57.39 | Venus |
| 2026-06-17 | 13.99 | 599,009,42 | 64.75 | Earth |
| 2027-10-14 | 22.74 | 276,174,37 | 191.05 | Earth |
| 2029-01-26 | 14.64 | 126,722,23 | 83.80 | Earth |
| 2034-06-13 | 18.40 | 007,155,81 | 48.24 | Earth |
| 2042-06-07 | 23.40 | 594,765,63 | 95.09 | Earth |
| 2046-02-20 | 29.85 | 650,959,96 | 181.91 | Earth |
| 2050-05-30 | 28.61 | 061,833,06 | 156.90 | Earth |
| 2087-10-12 | 9.81 | 816,327,01 | 27.88 | Mars |