Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.892025E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T01:54:00+0800
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    1 Object 1

    AOE ID 21386
    NORAD ID 21386
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 62978
    NORAD ID 62978
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter DELTA 1 DEB HULIANWANG DIGUI-18
    Time of Closest Approach 2026-10-18T01:19:03+0000
    Collision Probability (Pc) 1.892025E-5
    Conjunction Distance (km) 1.098 km
    Relative Speed (km/s) 14.03 km/s
    Conjunction Risk Parameters R (Radial): -0.093 | I (In-track): 0.285 | C (Cross-track): -1.055
    Collision Risk Index (CRI) 0.61
    X Position (km) 6160.099 6160.507
    Position Y (km) -4116.24 -4115.319
    Position Z (km) 1323.907 1324.342
    Velocity X (km/s) -1.631 3.452
    Velocity Y (km/s) -0.386 3.409
    Velocity Z (km/s) 7.085 -5.429

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB HULIANWANG DIGUI-18
    Semimajor Axis (a) 7527.238 km 7527.438 km
    Eccentricity (e) 0.017967 0.000102
    Inclination (i) 99.5566° 50.0052°
    RAAN 327.0711° 156.8991°
    Perigee Argument 282.7326° 113.6433°
    Mean Anomaly (M) 101.5574° 246.4545°
    Apogee 1284.346 km 1150.066 km
    Perigee 1013.856 km 1148.536 km
    Orbit Epoch 2026-10-17T01:54:59+0000 2026-10-17T11:51:10+0000

    DELTA 1 DEB & HULIANWANG DIGUI-18 Collision Probability (Pc) Trend

    DELTA 1 DEB & HULIANWANG DIGUI-18 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & HULIANWANG DIGUI-18 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & HULIANWANG DIGUI-18 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HULIANWANG DIGUI-18Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    HULIANWANG DIGUI-18Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data