Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    4.622528E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:39:09+0800
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    1 Object 1

    AOE ID 55109
    NORAD ID 55109
    Object Type PAYLOAD
    Country
    CH CH
    ← VS →

    2 Object 2

    AOE ID 64437
    NORAD ID 64437
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ASTROCAST-0402 STARLINK-34507
    Time of Closest Approach 2026-10-21T01:14:29+0000
    Collision Probability (Pc) 4.622528E-5
    Conjunction Distance (km) 0.857 km
    Relative Speed (km/s) 15.093 km/s
    Conjunction Risk Parameters R (Radial): 0.855 | I (In-track): -0.005 | C (Cross-track): -0.06
    Collision Risk Index (CRI) 0.68
    X Position (km) -4960.483 -4961.134
    Position Y (km) -2150.223 -2150.441
    Position Z (km) -4215.293 -4215.806
    Velocity X (km/s) 3.729 -2.56
    Velocity Y (km/s) 3.001 -4.712
    Velocity Z (km/s) -5.931 5.417

    Orbital Parameters 国际轨道数据源

    Parameter ASTROCAST-0402 STARLINK-34507
    Semimajor Axis (a) 6849.777 km 6851.971 km
    Eccentricity (e) 0.000547 0.000323
    Inclination (i) 97.5571° 70.0013°
    RAAN 28.5372° 222.1618°
    Perigee Argument 140.9954° 263.4578°
    Mean Anomaly (M) 219.1683° 96.6230°
    Apogee 475.390 km 476.048 km
    Perigee 467.890 km 471.620 km
    Orbit Epoch 2026-10-20T05:28:25+0000 2026-10-20T05:01:51+0000

    ASTROCAST-0402 & STARLINK-34507 Collision Probability (Pc) Trend

    ASTROCAST-0402 & STARLINK-34507 Collision Probability (Pc) TrendNot Available

    ASTROCAST-0402 & STARLINK-34507 Miss Distance (Miss Distance) Trend

    ASTROCAST-0402 & STARLINK-34507 Miss Distance (Miss Distance) TrendNot Available

    ASTROCAST-0402Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34507Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ASTROCAST-0402Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34507Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ASTROCAST-0402

    No nearby objects data