Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.809595E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-30T22:52:28+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 46027
    NORAD ID 46027
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66721
    NORAD ID 66721
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-1522 FLOCK 4H 18
    Time of Closest Approach 2026-10-31T08:17:22+0000
    Collision Probability (Pc) 1.809595E-6
    Conjunction Distance (km) 2.367 km
    Relative Speed (km/s) 13.103 km/s
    Conjunction Risk Parameters R (Radial): -1.922 | I (In-track): 0.706 | C (Cross-track): -1.186
    Collision Risk Index (CRI) 0.4
    X Position (km) -3926.072 -3925.205
    Position Y (km) -1809.481 -1810.204
    Position Z (km) 5350.477 5348.397
    Velocity X (km/s) 4.617 -5.92
    Velocity Y (km/s) -5.893 -1.011
    Velocity Z (km/s) 1.389 -4.677

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1522 FLOCK 4H 18
    Semimajor Axis (a) 6887.460 km 6880.252 km
    Eccentricity (e) 0.000346 0.000220
    Inclination (i) 53.0566° 97.4055°
    RAAN 142.6317° 13.6625°
    Perigee Argument 115.2469° 276.2331°
    Mean Anomaly (M) 65.0505° 83.8654°
    Apogee 511.706 km 503.631 km
    Perigee 506.940 km 500.599 km
    Orbit Epoch 2026-10-29T22:00:02+0000 2026-10-29T11:31:29+0000

    STARLINK-1522 & FLOCK 4H 18 Collision Probability (Pc) Trend

    STARLINK-1522 & FLOCK 4H 18 Collision Probability (Pc) TrendNot Available

    STARLINK-1522 & FLOCK 4H 18 Miss Distance (Miss Distance) Trend

    STARLINK-1522 & FLOCK 4H 18 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1522Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4H 18Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1522Collision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4H 18Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1522

    No nearby objects data