Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.376621E-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 2026-09-06T08:59:26+0000
    Collision Probability (Pc) 2.376621E-6
    Conjunction Distance (km) 2.076 km
    Relative Speed (km/s) 12.765 km/s
    Conjunction Risk Parameters R (Radial): 2.011 | I (In-track): -0.275 | C (Cross-track): -0.433
    Collision Risk Index (CRI) 0.43
    X Position (km) 3722.762 3721.243
    Position Y (km) 1886.752 1886.376
    Position Z (km) 5412.844 5411.48
    Velocity X (km/s) -4.516 -2.385
    Velocity Y (km/s) -4.159 7.205
    Velocity Z (km/s) 4.54 -0.869

    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