Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.098857E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:52:46+0800
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    1 Object 1

    AOE ID 49736
    NORAD ID 49736
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 52746
    NORAD ID 52746
    Object Type PAYLOAD
    Country
    CA CA

    Conjunction Constraints

    Parameter STARLINK-3148 GHGSAT-C4
    Time of Closest Approach 2026-09-12T18:10:28+0000
    Collision Probability (Pc) 1.098857E-6
    Conjunction Distance (km) 2.487 km
    Relative Speed (km/s) 6.537 km/s
    Conjunction Risk Parameters R (Radial): -1.99 | I (In-track): 1.345 | C (Cross-track): -0.639
    Collision Risk Index (CRI) 0.36
    X Position (km) 4703.169 4705.305
    Position Y (km) 3905.491 3906.704
    Position Z (km) 3062.08 3061.697
    Velocity X (km/s) -5.23 -1.883
    Velocity Y (km/s) 2.314 -3.043
    Velocity Z (km/s) 5.064 6.744

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3148 GHGSAT-C4
    Semimajor Axis (a) 6840.865 km 6838.234 km
    Eccentricity (e) 0.000106 0.000671
    Inclination (i) 53.1623° 97.6641°
    RAAN 27.4262° 42.0719°
    Perigee Argument 79.9259° 148.0985°
    Mean Anomaly (M) 280.1863° 212.0666°
    Apogee 463.451 km 464.688 km
    Perigee 462.005 km 455.506 km
    Orbit Epoch 2026-09-10T16:00:10+0000 2026-09-11T07:38:41+0000

    STARLINK-3148 & GHGSAT-C4 Collision Probability (Pc) Trend

    STARLINK-3148 & GHGSAT-C4 Collision Probability (Pc) TrendNot Available

    STARLINK-3148 & GHGSAT-C4 Miss Distance (Miss Distance) Trend

    STARLINK-3148 & GHGSAT-C4 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3148Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GHGSAT-C4Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3148Collision Probability Trend

    Object 1 Probability TrendNot Available

    GHGSAT-C4Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3148

    No nearby objects data