Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.232433E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T11:48:09+0800
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    1 Object 1

    AOE ID 57915
    NORAD ID 57915
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63831
    NORAD ID 63831
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30454 STARLINK-33940
    Time of Closest Approach 2026-10-21T04:49:33+0000
    Collision Probability (Pc) 4.232433E-6
    Conjunction Distance (km) 1.599 km
    Relative Speed (km/s) 10.105 km/s
    Conjunction Risk Parameters R (Radial): 1.586 | I (In-track): 0.154 | C (Cross-track): -0.122
    Collision Risk Index (CRI) 0.48
    X Position (km) 5503.311 5501.925
    Position Y (km) -3819.984 -3819.261
    Position Z (km) -1487.394 -1487.06
    Velocity X (km/s) 2.359 4.154
    Velocity Y (km/s) 5.313 4.069
    Velocity Z (km/s) -4.932 4.933

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30454 STARLINK-33940
    Semimajor Axis (a) 6861.202 km 6861.136 km
    Eccentricity (e) 0.000103 0.000231
    Inclination (i) 43.0016° 42.9994°
    RAAN 149.3872° 355.6243°
    Perigee Argument 255.6638° 281.7897°
    Mean Anomaly (M) 104.4099° 78.2696°
    Apogee 483.772 km 484.582 km
    Perigee 482.358 km 481.416 km
    Orbit Epoch 2026-10-18T00:38:10+0000 2026-10-18T06:17:40+0000

    STARLINK-30454 & STARLINK-33940 Collision Probability (Pc) Trend

    STARLINK-30454 & STARLINK-33940 Collision Probability (Pc) TrendNot Available

    STARLINK-30454 & STARLINK-33940 Miss Distance (Miss Distance) Trend

    STARLINK-30454 & STARLINK-33940 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30454Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33940Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30454Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33940Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30454

    No nearby objects data