Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.47421E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T20:48:42+0800
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    1 Object 1

    AOE ID 52640
    NORAD ID 52640
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69188
    NORAD ID 69188
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3977 STARLINK-37359
    Time of Closest Approach 2026-10-30T09:54:20+0000
    Collision Probability (Pc) 3.47421E-6
    Conjunction Distance (km) 1.265 km
    Relative Speed (km/s) 2.314 km/s
    Conjunction Risk Parameters R (Radial): 0.205 | I (In-track): 1.234 | C (Cross-track): -0.189
    Collision Risk Index (CRI) 0.46
    X Position (km) -4128.956 -4128.939
    Position Y (km) -465.302 -466.556
    Position Z (km) -5441.785 -5441.947
    Velocity X (km/s) -0.071 1.757
    Velocity Y (km/s) -7.591 -7.385
    Velocity Z (km/s) 0.704 -0.7

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3977 STARLINK-37359
    Semimajor Axis (a) 6840.821 km 6840.813 km
    Eccentricity (e) 0.000174 0.000121
    Inclination (i) 53.1619° 53.1571°
    RAAN 276.9870° 300.1809°
    Perigee Argument 78.1603° 87.2646°
    Mean Anomaly (M) 281.9595° 119.6794°
    Apogee 463.874 km 463.502 km
    Perigee 461.494 km 461.850 km
    Orbit Epoch 2026-10-27T22:51:56+0000 2026-10-27T16:00:03+0000

    STARLINK-3977 & STARLINK-37359 Collision Probability (Pc) Trend

    STARLINK-3977 & STARLINK-37359 Collision Probability (Pc) TrendNot Available

    STARLINK-3977 & STARLINK-37359 Miss Distance (Miss Distance) Trend

    STARLINK-3977 & STARLINK-37359 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3977Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37359Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3977Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37359Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3977

    No nearby objects data