Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.564256E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T17:59:26+0800
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    1 Object 1

    AOE ID 53537
    NORAD ID 53537
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68258
    NORAD ID 68258
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4120 STARLINK-36890
    Time of Closest Approach 2026-10-29T04:51:32+0000
    Collision Probability (Pc) 4.564256E-6
    Conjunction Distance (km) 1.62 km
    Relative Speed (km/s) 12.032 km/s
    Conjunction Risk Parameters R (Radial): -0.246 | I (In-track): -0.982 | C (Cross-track): 1.264
    Collision Risk Index (CRI) 0.48
    X Position (km) -1018.257 -1016.638
    Position Y (km) 6574.967 6574.973
    Position Z (km) 1585.568 1585.515
    Velocity X (km/s) -4.436 -4.866
    Velocity Y (km/s) -2.107 0.667
    Velocity Z (km/s) 5.85 -5.849

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4120 STARLINK-36890
    Semimajor Axis (a) 6840.870 km 6840.833 km
    Eccentricity (e) 0.000135 0.000109
    Inclination (i) 53.1616° 53.1541°
    RAAN 100.0997° 302.6258°
    Perigee Argument 87.4929° 69.3191°
    Mean Anomaly (M) 272.6228° 290.7928°
    Apogee 463.656 km 463.441 km
    Perigee 461.810 km 461.951 km
    Orbit Epoch 2026-10-26T17:22:55+0000 2026-10-26T07:22:16+0000

    STARLINK-4120 & STARLINK-36890 Collision Probability (Pc) Trend

    STARLINK-4120 & STARLINK-36890 Collision Probability (Pc) TrendNot Available

    STARLINK-4120 & STARLINK-36890 Miss Distance (Miss Distance) Trend

    STARLINK-4120 & STARLINK-36890 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4120Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36890Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4120Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36890Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4120

    No nearby objects data