Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.456331E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:02:00+0800
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    1 Object 1

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

    2 Object 2

    AOE ID 52852
    NORAD ID 52852
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter GHGSAT-C4 STARLINK-4184
    Time of Closest Approach 2026-09-05T21:15:30+0000
    Collision Probability (Pc) 1.456331E-6
    Conjunction Distance (km) 2.639 km
    Relative Speed (km/s) 12.579 km/s
    Conjunction Risk Parameters R (Radial): -2.635 | I (In-track): -0.072 | C (Cross-track): 0.083
    Collision Risk Index (CRI) 0.38
    X Position (km) -3722.106 -3723.451
    Position Y (km) -1836.102 -1836.859
    Position Z (km) -5441.768 -5443.907
    Velocity X (km/s) 4.559 2.538
    Velocity Y (km/s) 4.119 -7.157
    Velocity Z (km/s) -4.516 0.679

    Orbital Parameters 国际轨道数据源

    Parameter GHGSAT-C4 STARLINK-4184
    Semimajor Axis (a) 6838.462 km 6840.858 km
    Eccentricity (e) 0.000613 0.000117
    Inclination (i) 97.6633° 53.1600°
    RAAN 34.4171° 297.4913°
    Perigee Argument 172.3044° 84.5791°
    Mean Anomaly (M) 187.8294° 275.5346°
    Apogee 464.517 km 463.525 km
    Perigee 456.133 km 461.917 km
    Orbit Epoch 2026-09-03T22:52:51+0000 2026-09-03T08:39:18+0000

    GHGSAT-C4 & STARLINK-4184 Collision Probability (Pc) Trend

    GHGSAT-C4 & STARLINK-4184 Collision Probability (Pc) TrendNot Available

    GHGSAT-C4 & STARLINK-4184 Miss Distance (Miss Distance) Trend

    GHGSAT-C4 & STARLINK-4184 Miss Distance (Miss Distance) TrendNot Available

    GHGSAT-C4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4184Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    GHGSAT-C4Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4184Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with GHGSAT-C4

    No nearby objects data