Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.695173E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:25:12+0800
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    1 Object 1

    AOE ID 48435
    NORAD ID 48435
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53189
    NORAD ID 53189
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2633 STARLINK-4391
    Time of Closest Approach 2026-10-28T09:11:42+0000
    Collision Probability (Pc) 1.695173E-6
    Conjunction Distance (km) 2.542 km
    Relative Speed (km/s) 14.654 km/s
    Conjunction Risk Parameters R (Radial): -1.359 | I (In-track): 0.593 | C (Cross-track): 2.064
    Collision Risk Index (CRI) 0.4
    X Position (km) 6373.487 6372.562
    Position Y (km) -60.934 -58.965
    Position Z (km) -2511.76 -2510.446
    Velocity X (km/s) -2.087 2.755
    Velocity Y (km/s) 4.935 -1.064
    Velocity Z (km/s) -5.429 7.033

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2633 STARLINK-4391
    Semimajor Axis (a) 6847.607 km 6843.700 km
    Eccentricity (e) 0.000114 0.000068
    Inclination (i) 53.1580° 97.2846°
    RAAN 167.3056° 355.1060°
    Perigee Argument 97.8214° 125.9688°
    Mean Anomaly (M) 262.2918° 234.1618°
    Apogee 470.254 km 466.029 km
    Perigee 468.686 km 465.097 km
    Orbit Epoch 2026-10-27T07:14:46+0000 2026-10-26T21:16:07+0000

    STARLINK-2633 & STARLINK-4391 Collision Probability (Pc) Trend

    STARLINK-2633 & STARLINK-4391 Collision Probability (Pc) TrendNot Available

    STARLINK-2633 & STARLINK-4391 Miss Distance (Miss Distance) Trend

    STARLINK-2633 & STARLINK-4391 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2633Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4391Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2633Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4391Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2633

    No nearby objects data