Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.999412E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T14:52:03+0800
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    1 Object 1

    AOE ID 26546
    NORAD ID 26546
    Object Type PAYLOAD
    Country
    IT IT
    ← VS →

    2 Object 2

    AOE ID 51138
    NORAD ID 51138
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter MEGSAT 1 STARLINK-3177
    Time of Closest Approach 2026-10-16T14:11:51+0000
    Collision Probability (Pc) 7.999412E-7
    Conjunction Distance (km) 2.156 km
    Relative Speed (km/s) 2.236 km/s
    Conjunction Risk Parameters R (Radial): -1.433 | I (In-track): 1.596 | C (Cross-track): -0.212
    Collision Risk Index (CRI) 0.33
    X Position (km) -2471.172 -2472.999
    Position Y (km) -4766.796 -4767.939
    Position Z (km) -4350.57 -4350.555
    Velocity X (km/s) 5.576 6.597
    Velocity Y (km/s) 1.62 0
    Velocity Z (km/s) -4.908 -3.755

    Orbital Parameters 国际轨道数据源

    Parameter MEGSAT 1 STARLINK-3177
    Semimajor Axis (a) 6926.423 km 6907.336 km
    Eccentricity (e) 0.004418 0.000135
    Inclination (i) 64.5507° 53.1710°
    RAAN 42.3742° 29.8842°
    Perigee Argument 270.5379° 107.3714°
    Mean Anomaly (M) 89.0677° 252.7427°
    Apogee 578.884 km 530.135 km
    Perigee 517.688 km 528.263 km
    Orbit Epoch 2026-10-15T19:40:19+0000 2026-10-15T13:23:08+0000

    MEGSAT 1 & STARLINK-3177 Collision Probability (Pc) Trend

    MEGSAT 1 & STARLINK-3177 Collision Probability (Pc) TrendNot Available

    MEGSAT 1 & STARLINK-3177 Miss Distance (Miss Distance) Trend

    MEGSAT 1 & STARLINK-3177 Miss Distance (Miss Distance) TrendNot Available

    MEGSAT 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3177Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    MEGSAT 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3177Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with MEGSAT 1

    No nearby objects data