Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.388223E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T06:35:39+0800
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    1 Object 1

    AOE ID 62642
    NORAD ID 62642
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65915
    NORAD ID 65915
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FLOCK 4G 29 STARLINK-35539
    Time of Closest Approach 2026-10-21T23:42:44+0000
    Collision Probability (Pc) 3.388223E-6
    Conjunction Distance (km) 1.876 km
    Relative Speed (km/s) 14.757 km/s
    Conjunction Risk Parameters R (Radial): 0.718 | I (In-track): 0.441 | C (Cross-track): 1.676
    Collision Risk Index (CRI) 0.46
    X Position (km) 6464.674 6464.403
    Position Y (km) 2066.195 2064.427
    Position Z (km) -870.723 -871.287
    Velocity X (km/s) 1.212 -2.135
    Velocity Y (km/s) -0.652 4.162
    Velocity Z (km/s) 7.508 -6.035

    Orbital Parameters 国际轨道数据源

    Parameter FLOCK 4G 29 STARLINK-35539
    Semimajor Axis (a) 6837.210 km 6840.788 km
    Eccentricity (e) 0.000271 0.000116
    Inclination (i) 97.3933° 53.1570°
    RAAN 14.2207° 205.4456°
    Perigee Argument 178.0288° 111.8021°
    Mean Anomaly (M) 182.0967° 248.3105°
    Apogee 460.924 km 463.448 km
    Perigee 457.222 km 461.854 km
    Orbit Epoch 2026-10-19T10:45:24+0000 2026-10-19T03:40:37+0000

    FLOCK 4G 29 & STARLINK-35539 Collision Probability (Pc) Trend

    FLOCK 4G 29 & STARLINK-35539 Collision Probability (Pc) TrendNot Available

    FLOCK 4G 29 & STARLINK-35539 Miss Distance (Miss Distance) Trend

    FLOCK 4G 29 & STARLINK-35539 Miss Distance (Miss Distance) TrendNot Available

    FLOCK 4G 29Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35539Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FLOCK 4G 29Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35539Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FLOCK 4G 29

    No nearby objects data