Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.94401E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T06:34:10+0800
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    1 Object 1

    AOE ID 53010
    NORAD ID 53010
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 60479
    NORAD ID 60479
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4263 TOMORROW-S1
    Time of Closest Approach 2026-09-04T00:49:53+0000
    Collision Probability (Pc) 2.94401E-5
    Conjunction Distance (km) 0.835 km
    Relative Speed (km/s) 6.963 km/s
    Conjunction Risk Parameters R (Radial): -0.431 | I (In-track): 0.633 | C (Cross-track): -0.331
    Collision Risk Index (CRI) 0.64
    X Position (km) 5083.598 5083.487
    Position Y (km) -2692.657 -2692.859
    Position Z (km) -3714.218 -3715.02
    Velocity X (km/s) 5.107 3.065
    Velocity Y (km/s) 3.455 -2.941
    Velocity Z (km/s) 4.491 6.335

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4263 TOMORROW-S1
    Semimajor Axis (a) 6843.352 km 6842.957 km
    Eccentricity (e) 0.000107 0.000214
    Inclination (i) 53.1622° 97.3702°
    RAAN 11.6546° 325.4773°
    Perigee Argument 54.1076° 11.7001°
    Mean Anomaly (M) 306.0026° 348.4291°
    Apogee 465.947 km 466.286 km
    Perigee 464.483 km 463.354 km
    Orbit Epoch 2026-09-01T18:16:23+0000 2026-09-02T05:07:54+0000

    STARLINK-4263 & TOMORROW-S1 Collision Probability (Pc) Trend

    STARLINK-4263 & TOMORROW-S1 Collision Probability (Pc) TrendNot Available

    STARLINK-4263 & TOMORROW-S1 Miss Distance (Miss Distance) Trend

    STARLINK-4263 & TOMORROW-S1 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4263Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TOMORROW-S1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4263Collision Probability Trend

    Object 1 Probability TrendNot Available

    TOMORROW-S1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4263

    No nearby objects data