Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.830165E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T04:49:40+0800
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    1 Object 1

    Name HXMT
    AOE ID 42758
    NORAD ID 42758
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 49151
    NORAD ID 49151
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HXMT STARLINK-3102
    Time of Closest Approach 2026-10-21T17:23:15+0000
    Collision Probability (Pc) 3.830165E-5
    Conjunction Distance (km) 0.87 km
    Relative Speed (km/s) 12.369 km/s
    Conjunction Risk Parameters R (Radial): 0.551 | I (In-track): 0.393 | C (Cross-track): -0.546
    Collision Risk Index (CRI) 0.67
    X Position (km) -5219.352 -5219.41
    Position Y (km) -4018.249 -4019.117
    Position Z (km) 2065.33 2065.336
    Velocity X (km/s) 4.702 -0.026
    Velocity Y (km/s) -3.721 -3.457
    Velocity Z (km/s) 4.657 -6.769

    Orbital Parameters 国际轨道数据源

    Parameter HXMT STARLINK-3102
    Semimajor Axis (a) 6885.775 km 6903.405 km
    Eccentricity (e) 0.003225 0.000349
    Inclination (i) 43.0133° 70.0000°
    RAAN 206.4005° 47.3141°
    Perigee Argument 221.0314° 263.0607°
    Mean Anomaly (M) 138.8108° 68.2644°
    Apogee 529.844 km 527.681 km
    Perigee 485.432 km 522.855 km
    Orbit Epoch 2026-10-20T04:59:09+0000 2026-10-20T12:00:03+0000

    HXMT & STARLINK-3102 Collision Probability (Pc) Trend

    HXMT & STARLINK-3102 Collision Probability (Pc) TrendNot Available

    HXMT & STARLINK-3102 Miss Distance (Miss Distance) Trend

    HXMT & STARLINK-3102 Miss Distance (Miss Distance) TrendNot Available

    HXMTMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3102Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HXMTCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3102Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HXMT

    No nearby objects data