Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.07182E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T00:01:53+0800
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    1 Object 1

    AOE ID 53009
    NORAD ID 53009
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68723
    NORAD ID 68723
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4277 STARLINK-37273
    Time of Closest Approach 2026-10-22T23:33:02+0000
    Collision Probability (Pc) 1.07182E-4
    Conjunction Distance (km) 0.551 km
    Relative Speed (km/s) 7.511 km/s
    Conjunction Risk Parameters R (Radial): -0.459 | I (In-track): 0.261 | C (Cross-track): -0.153
    Collision Risk Index (CRI) 0.76
    X Position (km) -4705.143 -4704.822
    Position Y (km) -133.802 -134.096
    Position Z (km) 4954.598 4954.26
    Velocity X (km/s) 2.915 -2.534
    Velocity Y (km/s) -6.571 -6.728
    Velocity Z (km/s) 2.583 -2.582

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4277 STARLINK-37273
    Semimajor Axis (a) 6840.884 km 6840.854 km
    Eccentricity (e) 0.000117 0.000107
    Inclination (i) 53.1605° 53.1535°
    RAAN 143.5900° 67.2567°
    Perigee Argument 95.4342° 88.6831°
    Mean Anomaly (M) 264.6794° 271.4294°
    Apogee 463.547 km 463.453 km
    Perigee 461.947 km 461.981 km
    Orbit Epoch 2026-10-19T23:21:31+0000 2026-10-20T02:16:17+0000

    STARLINK-4277 & STARLINK-37273 Collision Probability (Pc) Trend

    STARLINK-4277 & STARLINK-37273 Collision Probability (Pc) TrendNot Available

    STARLINK-4277 & STARLINK-37273 Miss Distance (Miss Distance) Trend

    STARLINK-4277 & STARLINK-37273 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4277Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37273Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4277Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37273Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4277

    No nearby objects data