Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.167782E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T16:33:13+0800
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    1 Object 1

    AOE ID 51988
    NORAD ID 51988
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69546
    NORAD ID 69546
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3640 STARLINK-37880
    Time of Closest Approach 2026-10-28T17:11:53+0000
    Collision Probability (Pc) 1.167782E-6
    Conjunction Distance (km) 2.899 km
    Relative Speed (km/s) 10.813 km/s
    Conjunction Risk Parameters R (Radial): -2.368 | I (In-track): 1.174 | C (Cross-track): 1.189
    Collision Risk Index (CRI) 0.36
    X Position (km) 3902.406 3902.421
    Position Y (km) -1543.228 -1542.254
    Position Z (km) -5419.261 -5416.532
    Velocity X (km/s) 3.867 4.899
    Velocity Y (km/s) 6.499 -3.633
    Velocity Z (km/s) 0.935 4.567

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3640 STARLINK-37880
    Semimajor Axis (a) 6848.828 km 6843.599 km
    Eccentricity (e) 0.000120 0.000187
    Inclination (i) 53.1593° 97.2858°
    RAAN 63.5897° 327.2023°
    Perigee Argument 62.1850° 127.2830°
    Mean Anomaly (M) 297.9273° 232.8584°
    Apogee 471.513 km 466.744 km
    Perigee 469.869 km 464.180 km
    Orbit Epoch 2026-10-26T15:26:29+0000 2026-10-26T23:08:41+0000

    STARLINK-3640 & STARLINK-37880 Collision Probability (Pc) Trend

    STARLINK-3640 & STARLINK-37880 Collision Probability (Pc) TrendNot Available

    STARLINK-3640 & STARLINK-37880 Miss Distance (Miss Distance) Trend

    STARLINK-3640 & STARLINK-37880 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3640Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37880Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3640Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37880Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3640

    No nearby objects data