Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.76769E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:39:57+0800
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    1 Object 1

    AOE ID 48449
    NORAD ID 48449
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 51990
    NORAD ID 51990
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2655 STARLINK-3657
    Time of Closest Approach 2026-10-22T03:20:08+0000
    Collision Probability (Pc) 3.76769E-6
    Conjunction Distance (km) 1.705 km
    Relative Speed (km/s) 11.416 km/s
    Conjunction Risk Parameters R (Radial): -1.623 | I (In-track): -0.35 | C (Cross-track): 0.384
    Collision Risk Index (CRI) 0.47
    X Position (km) 4401.639 4402.321
    Position Y (km) 4339.083 4340.485
    Position Z (km) -2937.506 -2938.197
    Velocity X (km/s) -5.297 -1.814
    Velocity Y (km/s) 1.892 5.323
    Velocity Z (km/s) -5.158 5.157

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2655 STARLINK-3657
    Semimajor Axis (a) 6840.192 km 6840.870 km
    Eccentricity (e) 0.000454 0.000143
    Inclination (i) 53.1555° 53.1622°
    RAAN 217.6036° 78.2310°
    Perigee Argument 106.6665° 85.0651°
    Mean Anomaly (M) 253.4836° 275.0515°
    Apogee 465.163 km 463.715 km
    Perigee 458.947 km 461.751 km
    Orbit Epoch 2026-10-19T04:05:02+0000 2026-10-19T09:49:11+0000

    STARLINK-2655 & STARLINK-3657 Collision Probability (Pc) Trend

    STARLINK-2655 & STARLINK-3657 Collision Probability (Pc) TrendNot Available

    STARLINK-2655 & STARLINK-3657 Miss Distance (Miss Distance) Trend

    STARLINK-2655 & STARLINK-3657 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2655Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3657Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2655Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3657Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2655

    No nearby objects data