Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.150153E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T07:42:26+0800
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    1 Object 1

    AOE ID 49458
    NORAD ID 49458
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69375
    NORAD ID 69375
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3156 STARLINK-37454
    Time of Closest Approach 2026-10-22T02:59:59+0000
    Collision Probability (Pc) 1.150153E-6
    Conjunction Distance (km) 2.67 km
    Relative Speed (km/s) 8.636 km/s
    Conjunction Risk Parameters R (Radial): 2.657 | I (In-track): 0.218 | C (Cross-track): 0.145
    Collision Risk Index (CRI) 0.36
    X Position (km) -3861.414 -3860.082
    Position Y (km) -3149.703 -3148.281
    Position Z (km) -4698.069 -4696.244
    Velocity X (km/s) 1.678 6.267
    Velocity Y (km/s) -6.741 -3
    Velocity Z (km/s) 3.142 -3.144

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3156 STARLINK-37454
    Semimajor Axis (a) 6843.366 km 6840.834 km
    Eccentricity (e) 0.000109 0.000210
    Inclination (i) 53.1587° 53.1594°
    RAAN 278.7437° 7.8262°
    Perigee Argument 96.6602° 98.4873°
    Mean Anomaly (M) 263.4524° 261.6368°
    Apogee 465.973 km 464.136 km
    Perigee 464.485 km 461.258 km
    Orbit Epoch 2026-10-19T00:10:45+0000 2026-10-19T05:10:58+0000

    STARLINK-3156 & STARLINK-37454 Collision Probability (Pc) Trend

    STARLINK-3156 & STARLINK-37454 Collision Probability (Pc) TrendNot Available

    STARLINK-3156 & STARLINK-37454 Miss Distance (Miss Distance) Trend

    STARLINK-3156 & STARLINK-37454 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3156Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37454Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3156Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37454Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3156

    No nearby objects data