(2018 YH)OBJECT DETAIL
IDENTITY
ID
3836942
MAG (H)
21.85
DIAMETER
0.113 – 0.254 km
HAZARD
☢ YES
ORBITAL ELEMENTS
ORBIT
17
OBSERVED
2013-09-03 → 2025-11-29
OBSERVATIONS
75
PERIOD
432.56 days
ECCENTRICITY
0.264
INCLINATION
11.92°
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: 433 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
33 recorded close approaches. Click any date to highlight that encounter on the orbit diagram above.
| Date | Velocity (km/s) | Miss (km) | LD | Body |
|---|---|---|---|---|
| 1910-02-01 | 10.40 | 099,066,5 | 14.72 | Earth |
| 1917-07-23 | 9.44 | 121,993,31 | 34.84 | Earth |
| 1923-03-05 | 7.84 | 236,028,62 | 69.74 | Earth |
| 1942-01-29 | 11.22 | 164,622,9 | 23.99 | Earth |
| 1949-07-24 | 8.25 | 727,759,61 | 44.10 | Earth |
| 1955-02-13 | 8.22 | 211,470,51 | 39.20 | Earth |
| 1962-07-25 | 11.70 | 332,671,81 | 47.26 | Earth |
| 1974-01-21 | 14.99 | 783,856,92 | 77.12 | Earth |
| 1987-02-02 | 10.06 | 151,578,4 | 12.68 | Earth |
| 1994-07-24 | 9.15 | 038,216,31 | 35.40 | Earth |
| 2000-02-23 | 7.80 | 382,067,12 | 56.58 | Earth |
| 2007-07-27 | 12.96 | 465,927,32 | 61.70 | Earth |
| 2019-01-24 | 14.01 | 366,133,42 | 63.27 | Earth |
| 2026-07-30 | 7.25 | 135,322,72 | 70.79 | Earth |
| 2032-02-04 | 9.84 | 200,358,4 | 12.62 | Earth |
| 2039-07-24 | 9.71 | 399,530,31 | 33.90 | Earth |
| 2045-03-04 | 7.79 | 711,995,62 | 69.17 | Earth |
| 2064-01-28 | 12.03 | 046,894,31 | 35.10 | Earth |
| 2071-07-26 | 7.85 | 193,784,91 | 50.67 | Earth |
| 2077-02-09 | 8.66 | 675,889,01 | 28.57 | Earth |
| 2084-07-25 | 11.25 | 970,062,61 | 42.28 | Earth |
| 2103-08-02 | 7.23 | 629,219,82 | 75.18 | Earth |
| 2109-02-04 | 9.77 | 046,557,4 | 12.37 | Earth |
| 2116-07-25 | 10.50 | 724,259,31 | 36.28 | Earth |
| 2128-01-23 | 15.04 | 041,648,92 | 77.61 | Earth |
| 2135-07-30 | 7.32 | 502,527,52 | 66.89 | Earth |
| 2141-02-08 | 8.92 | 504,559,8 | 23.29 | Earth |
| 2148-07-27 | 12.41 | 754,370,12 | 54.80 | Earth |
| 2160-01-31 | 11.55 | 638,936,01 | 27.67 | Earth |
| 2167-07-25 | 9.21 | 761,182,31 | 34.54 | Earth |
| 2173-03-06 | 7.75 | 024,651,72 | 70.61 | Earth |
| 2192-02-06 | 9.74 | 000,856,4 | 12.11 | Earth |
| 2199-07-27 | 11.60 | 906,574,71 | 45.44 | Earth |