Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.963029E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T15:43:31+0800
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    1 Object 1

    AOE ID 53868
    NORAD ID 53868
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 54062
    NORAD ID 54062
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4789 STARLINK-5170
    Time of Closest Approach 2026-10-31T07:05:39+0000
    Collision Probability (Pc) 4.963029E-6
    Conjunction Distance (km) 1.453 km
    Relative Speed (km/s) 8.148 km/s
    Conjunction Risk Parameters R (Radial): 1.278 | I (In-track): -0.583 | C (Cross-track): -0.371
    Collision Risk Index (CRI) 0.49
    X Position (km) -3985.073 -3983.936
    Position Y (km) -2777.312 -2777.363
    Position Z (km) -4825.303 -4824.401
    Velocity X (km/s) 1.332 6.041
    Velocity Y (km/s) -6.929 -3.647
    Velocity Z (km/s) 2.891 -2.891

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4789 STARLINK-5170
    Semimajor Axis (a) 6840.827 km 6840.938 km
    Eccentricity (e) 0.000143 0.000115
    Inclination (i) 53.1576° 53.1594°
    RAAN 275.7000° 359.4267°
    Perigee Argument 87.2292° 78.1119°
    Mean Anomaly (M) 341.3090° 292.2234°
    Apogee 463.672 km 463.587 km
    Perigee 461.708 km 462.015 km
    Orbit Epoch 2026-10-28T14:00:02+0000 2026-10-28T14:00:02+0000

    STARLINK-4789 & STARLINK-5170 Collision Probability (Pc) Trend

    STARLINK-4789 & STARLINK-5170 Collision Probability (Pc) TrendNot Available

    STARLINK-4789 & STARLINK-5170 Miss Distance (Miss Distance) Trend

    STARLINK-4789 & STARLINK-5170 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4789Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5170Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4789Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5170Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4789

    No nearby objects data