Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.251979E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T22:04:26+0800
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    1 Object 1

    AOE ID 58318
    NORAD ID 58318
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 62841
    NORAD ID 62841
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FLOCK 4Q 7 STARLINK-11531
    Time of Closest Approach 2026-10-21T01:24:08+0000
    Collision Probability (Pc) 9.251979E-7
    Conjunction Distance (km) 2.879 km
    Relative Speed (km/s) 7.041 km/s
    Conjunction Risk Parameters R (Radial): 2.273 | I (In-track): -1.574 | C (Cross-track): -0.802
    Collision Risk Index (CRI) 0.34
    X Position (km) 5799.461 5797.132
    Position Y (km) 3409.545 3408.878
    Position Z (km) 302.737 304.293
    Velocity X (km/s) 0.199 -3.065
    Velocity Y (km/s) -1.031 4.734
    Velocity Z (km/s) 7.624 5.241

    Orbital Parameters 国际轨道数据源

    Parameter FLOCK 4Q 7 STARLINK-11531
    Semimajor Axis (a) 6733.461 km 6734.576 km
    Eccentricity (e) 0.000212 0.000134
    Inclination (i) 97.3834° 43.0005°
    RAAN 29.9100° 36.1154°
    Perigee Argument 334.4925° 300.7928°
    Mean Anomaly (M) 25.6233° 59.2808°
    Apogee 356.755 km 357.343 km
    Perigee 353.893 km 355.535 km
    Orbit Epoch 2026-10-20T05:31:23+0000 2026-10-19T15:49:15+0000

    FLOCK 4Q 7 & STARLINK-11531 Collision Probability (Pc) Trend

    FLOCK 4Q 7 & STARLINK-11531 Collision Probability (Pc) TrendNot Available

    FLOCK 4Q 7 & STARLINK-11531 Miss Distance (Miss Distance) Trend

    FLOCK 4Q 7 & STARLINK-11531 Miss Distance (Miss Distance) TrendNot Available

    FLOCK 4Q 7Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-11531Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FLOCK 4Q 7Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-11531Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FLOCK 4Q 7

    No nearby objects data