Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.467863E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T23:34:27+0800
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    1 Object 1

    AOE ID 53654
    NORAD ID 53654
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 62661
    NORAD ID 62661
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4420 FLOCK 4G 2
    Time of Closest Approach 2026-10-16T18:25:45+0000
    Collision Probability (Pc) 2.467863E-6
    Conjunction Distance (km) 2.121 km
    Relative Speed (km/s) 14.746 km/s
    Conjunction Risk Parameters R (Radial): -1.202 | I (In-track): 0.445 | C (Cross-track): -1.689
    Collision Risk Index (CRI) 0.43
    X Position (km) -3477.587 -3478.238
    Position Y (km) 80.951 79.219
    Position Z (km) -5903.551 -5904.586
    Velocity X (km/s) -6.308 6.391
    Velocity Y (km/s) 2.051 1.787
    Velocity Z (km/s) 3.746 -3.742

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4420 FLOCK 4G 2
    Semimajor Axis (a) 6843.686 km 6848.092 km
    Eccentricity (e) 0.000223 0.000268
    Inclination (i) 97.2862° 97.3934°
    RAAN 165.4925° 10.3399°
    Perigee Argument 90.3599° 240.0172°
    Mean Anomaly (M) 269.7899° 120.0804°
    Apogee 467.076 km 471.789 km
    Perigee 464.022 km 468.121 km
    Orbit Epoch 2026-10-16T03:01:50+0000 2026-10-15T16:18:06+0000

    STARLINK-4420 & FLOCK 4G 2 Collision Probability (Pc) Trend

    STARLINK-4420 & FLOCK 4G 2 Collision Probability (Pc) TrendNot Available

    STARLINK-4420 & FLOCK 4G 2 Miss Distance (Miss Distance) Trend

    STARLINK-4420 & FLOCK 4G 2 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4420Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4G 2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4420Collision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4G 2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4420

    No nearby objects data