Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.265232E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:09:26+0800
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    1 Object 1

    AOE ID 52551
    NORAD ID 52551
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 52633
    NORAD ID 52633
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3969 STARLINK-3994
    Time of Closest Approach 2026-10-20T12:16:53+0000
    Collision Probability (Pc) 1.265232E-6
    Conjunction Distance (km) 2.841 km
    Relative Speed (km/s) 11.89 km/s
    Conjunction Risk Parameters R (Radial): 2.659 | I (In-track): -0.624 | C (Cross-track): -0.784
    Collision Risk Index (CRI) 0.37
    X Position (km) -6410.197 -6407.911
    Position Y (km) 1316.142 1314.65
    Position Z (km) -2013.051 -2012.265
    Velocity X (km/s) -2.669 0.745
    Velocity Y (km/s) -4.337 -5.039
    Velocity Z (km/s) 5.683 -5.684

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3969 STARLINK-3994
    Semimajor Axis (a) 6843.354 km 6840.859 km
    Eccentricity (e) 0.000149 0.000116
    Inclination (i) 53.1599° 53.1599°
    RAAN 188.4090° 341.3339°
    Perigee Argument 85.8762° 90.4756°
    Mean Anomaly (M) 274.2410° 269.6380°
    Apogee 466.236 km 463.516 km
    Perigee 464.198 km 461.928 km
    Orbit Epoch 2026-10-19T01:57:53+0000 2026-10-19T04:08:31+0000

    STARLINK-3969 & STARLINK-3994 Collision Probability (Pc) Trend

    STARLINK-3969 & STARLINK-3994 Collision Probability (Pc) TrendNot Available

    STARLINK-3969 & STARLINK-3994 Miss Distance (Miss Distance) Trend

    STARLINK-3969 & STARLINK-3994 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3969Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3994Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3969Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3994Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3969

    No nearby objects data