Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.179601E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T02:17:13+0800
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    1 Object 1

    AOE ID 53002
    NORAD ID 53002
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64600
    NORAD ID 64600
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4121 STARLINK-34504
    Time of Closest Approach 2026-11-01T17:29:23+0000
    Collision Probability (Pc) 1.179601E-6
    Conjunction Distance (km) 2.93 km
    Relative Speed (km/s) 11.27 km/s
    Conjunction Risk Parameters R (Radial): 2.699 | I (In-track): 0.776 | C (Cross-track): -0.837
    Collision Risk Index (CRI) 0.36
    X Position (km) -1988.02 -1989.882
    Position Y (km) 5732.219 5734.106
    Position Z (km) 3145.494 3146.742
    Velocity X (km/s) -4.022 -5.726
    Velocity Y (km/s) -4.148 0.766
    Velocity Z (km/s) 4.999 -4.998

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4121 STARLINK-34504
    Semimajor Axis (a) 6837.868 km 6840.813 km
    Eccentricity (e) 0.000129 0.000123
    Inclination (i) 53.1614° 53.1585°
    RAAN 100.3079° 327.5021°
    Perigee Argument 76.6859° 71.3314°
    Mean Anomaly (M) 283.4288° 126.9703°
    Apogee 460.612 km 463.520 km
    Perigee 458.850 km 461.832 km
    Orbit Epoch 2026-10-29T17:28:30+0000 2026-10-29T10:00:02+0000

    STARLINK-4121 & STARLINK-34504 Collision Probability (Pc) Trend

    STARLINK-4121 & STARLINK-34504 Collision Probability (Pc) TrendNot Available

    STARLINK-4121 & STARLINK-34504 Miss Distance (Miss Distance) Trend

    STARLINK-4121 & STARLINK-34504 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4121Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34504Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4121Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34504Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4121

    No nearby objects data