Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    8.493054E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-14T05:51:47+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 53419
    NORAD ID 53419
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter GHGSAT-C4 STARLINK-4476
    Time of Closest Approach 2026-10-14T02:08:42+0000
    Collision Probability (Pc) 8.493054E-6
    Conjunction Distance (km) 1.365 km
    Relative Speed (km/s) 13.187 km/s
    Conjunction Risk Parameters R (Radial): -1.139 | I (In-track): -0.366 | C (Cross-track): -0.655
    Collision Risk Index (CRI) 0.54
    X Position (km) 318.628 318.165
    Position Y (km) 4292.232 4293.387
    Position Z (km) -5322.787 -5323.349
    Velocity X (km/s) 2.042 -7.384
    Velocity Y (km/s) 5.653 -1.236
    Velocity Z (km/s) 4.689 -1.439

    Orbital Parameters 国际轨道数据源

    Parameter GHGSAT-C4 STARLINK-4476
    Semimajor Axis (a) 6837.184 km 6840.820 km
    Eccentricity (e) 0.000696 0.000122
    Inclination (i) 97.6691° 53.1584°
    RAAN 75.6288° 201.9544°
    Perigee Argument 53.2003° 95.5486°
    Mean Anomaly (M) 306.9878° 264.5655°
    Apogee 463.804 km 463.516 km
    Perigee 454.290 km 461.850 km
    Orbit Epoch 2026-10-13T13:51:32+0000 2026-10-13T04:42:38+0000

    GHGSAT-C4 & STARLINK-4476 Collision Probability (Pc) Trend

    GHGSAT-C4 & STARLINK-4476 Collision Probability (Pc) TrendNot Available

    GHGSAT-C4 & STARLINK-4476 Miss Distance (Miss Distance) Trend

    GHGSAT-C4 & STARLINK-4476 Miss Distance (Miss Distance) TrendNot Available

    GHGSAT-C4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4476Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    GHGSAT-C4Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4476Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with GHGSAT-C4

    No nearby objects data