Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.471482E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T23:44:57+0800
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    1 Object 1

    AOE ID 51139
    NORAD ID 51139
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69244
    NORAD ID 69244
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3172 STARLINK-37757
    Time of Closest Approach 2026-10-29T21:30:34+0000
    Collision Probability (Pc) 2.471482E-6
    Conjunction Distance (km) 1.428 km
    Relative Speed (km/s) 2.504 km/s
    Conjunction Risk Parameters R (Radial): 1.144 | I (In-track): 0.844 | C (Cross-track): 0.141
    Collision Risk Index (CRI) 0.43
    X Position (km) 2795.478 2795.313
    Position Y (km) 3073.779 3074.868
    Position Z (km) 5424.555 5425.463
    Velocity X (km/s) -4.905 -6.243
    Velocity Y (km/s) 5.806 4.333
    Velocity Z (km/s) -0.76 0.76

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3172 STARLINK-37757
    Semimajor Axis (a) 6840.850 km 6840.841 km
    Eccentricity (e) 0.000127 0.000189
    Inclination (i) 53.1605° 53.1588°
    RAAN 315.4211° 341.1726°
    Perigee Argument 87.7936° 298.6502°
    Mean Anomaly (M) 272.3212° 61.4311°
    Apogee 463.580 km 463.995 km
    Perigee 461.846 km 461.413 km
    Orbit Epoch 2026-10-27T20:37:39+0000 2026-10-27T09:45:04+0000

    STARLINK-3172 & STARLINK-37757 Collision Probability (Pc) Trend

    STARLINK-3172 & STARLINK-37757 Collision Probability (Pc) TrendNot Available

    STARLINK-3172 & STARLINK-37757 Miss Distance (Miss Distance) Trend

    STARLINK-3172 & STARLINK-37757 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3172Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37757Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3172Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37757Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3172

    No nearby objects data