Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.098767E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T10:30:49+0800
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    1 Object 1

    AOE ID 52585
    NORAD ID 52585
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67474
    NORAD ID 67474
    Object Type PAYLOAD
    Country
    DZ DZ

    Conjunction Constraints

    Parameter STARLINK-3906 ALSAT 3A
    Time of Closest Approach 2026-10-21T22:22:00+0000
    Collision Probability (Pc) 2.098767E-6
    Conjunction Distance (km) 2.278 km
    Relative Speed (km/s) 14.712 km/s
    Conjunction Risk Parameters R (Radial): 2.097 | I (In-track): -0.235 | C (Cross-track): -0.859
    Collision Risk Index (CRI) 0.41
    X Position (km) -6699.306 -6697.192
    Position Y (km) -1075.603 -1076.095
    Position Z (km) 1147.825 1147.134
    Velocity X (km/s) 1.738 -1.415
    Velocity Y (km/s) -4.409 0.785
    Velocity Z (km/s) 5.96 -7.438

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3906 ALSAT 3A
    Semimajor Axis (a) 6882.492 km 6873.756 km
    Eccentricity (e) 0.000164 0.000893
    Inclination (i) 53.1608° 97.4432°
    RAAN 191.4423° 5.1599°
    Perigee Argument 77.8945° 49.3116°
    Mean Anomaly (M) 320.5305° 310.8895°
    Apogee 505.481 km 501.761 km
    Perigee 503.229 km 489.477 km
    Orbit Epoch 2026-10-19T20:00:04+0000 2026-10-19T04:59:21+0000

    STARLINK-3906 & ALSAT 3A Collision Probability (Pc) Trend

    STARLINK-3906 & ALSAT 3A Collision Probability (Pc) TrendNot Available

    STARLINK-3906 & ALSAT 3A Miss Distance (Miss Distance) Trend

    STARLINK-3906 & ALSAT 3A Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3906Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ALSAT 3AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3906Collision Probability Trend

    Object 1 Probability TrendNot Available

    ALSAT 3ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3906

    No nearby objects data