Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.380153E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T15:19:05+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 2026-10-31T11:01:42+0000
    Collision Probability (Pc) 2.380153E-6
    Conjunction Distance (km) 1.445 km
    Relative Speed (km/s) 2.505 km/s
    Conjunction Risk Parameters R (Radial): -0.377 | I (In-track): 1.376 | C (Cross-track): 0.229
    Collision Risk Index (CRI) 0.43
    X Position (km) 3163.848 3162.769
    Position Y (km) 2693.14 2694.054
    Position Z (km) 5424.571 5424.271
    Velocity X (km/s) -4.127 -5.643
    Velocity Y (km/s) 6.383 5.093
    Velocity Z (km/s) -0.76 0.759

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3172 STARLINK-37757
    Semimajor Axis (a) 6840.878 km 6840.828 km
    Eccentricity (e) 0.000129 0.000134
    Inclination (i) 53.1604° 53.1581°
    RAAN 312.3763° 336.6051°
    Perigee Argument 81.4398° 43.3393°
    Mean Anomaly (M) 278.6751° 316.7715°
    Apogee 463.623 km 463.609 km
    Perigee 461.859 km 461.773 km
    Orbit Epoch 2026-10-28T12:15:37+0000 2026-10-28T09:12:00+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