Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.539432E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-24T09:15:03+0800
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    1 Object 1

    AOE ID 47800
    NORAD ID 47800
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53676
    NORAD ID 53676
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2381 STARLINK-4621
    Time of Closest Approach 2026-10-24T02:25:44+0000
    Collision Probability (Pc) 1.539432E-6
    Conjunction Distance (km) 2.434 km
    Relative Speed (km/s) 10.924 km/s
    Conjunction Risk Parameters R (Radial): 1.82 | I (In-track): -1.132 | C (Cross-track): -1.152
    Collision Risk Index (CRI) 0.39
    X Position (km) -4178.167 -4178.202
    Position Y (km) 67.302 68.207
    Position Z (km) -5427.922 -5430.181
    Velocity X (km/s) -1.217 -5.878
    Velocity Y (km/s) -7.477 1.681
    Velocity Z (km/s) 0.844 4.547

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2381 STARLINK-4621
    Semimajor Axis (a) 6846.123 km 6844.023 km
    Eccentricity (e) 0.000135 0.000160
    Inclination (i) 53.1565° 97.2846°
    RAAN 259.8580° 169.2322°
    Perigee Argument 227.3757° 89.4734°
    Mean Anomaly (M) 132.7131° 180.0314°
    Apogee 468.911 km 466.984 km
    Perigee 467.061 km 464.788 km
    Orbit Epoch 2026-10-23T06:26:26+0000 2026-10-23T20:00:02+0000

    STARLINK-2381 & STARLINK-4621 Collision Probability (Pc) Trend

    STARLINK-2381 & STARLINK-4621 Collision Probability (Pc) TrendNot Available

    STARLINK-2381 & STARLINK-4621 Miss Distance (Miss Distance) Trend

    STARLINK-2381 & STARLINK-4621 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2381Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4621Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2381Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4621Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2381

    No nearby objects data