Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.06092E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:03:58+0800
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    1 Object 1

    AOE ID 51136
    NORAD ID 51136
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69822
    NORAD ID 69822
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3253 STARLINK-37521
    Time of Closest Approach 2026-10-21T10:26:43+0000
    Collision Probability (Pc) 2.06092E-6
    Conjunction Distance (km) 2.17 km
    Relative Speed (km/s) 11.999 km/s
    Conjunction Risk Parameters R (Radial): -1.142 | I (In-track): 1.146 | C (Cross-track): -1.446
    Collision Risk Index (CRI) 0.41
    X Position (km) 6606.117 6605.144
    Position Y (km) -473.394 -471.475
    Position Z (km) 1706.745 1706.465
    Velocity X (km/s) -1.164 1.834
    Velocity Y (km/s) 4.823 4.61
    Velocity Z (km/s) 5.807 -5.809

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3253 STARLINK-37521
    Semimajor Axis (a) 6840.878 km 6840.775 km
    Eccentricity (e) 0.000116 0.000480
    Inclination (i) 53.1608° 53.1561°
    RAAN 355.4373° 197.8573°
    Perigee Argument 81.2618° 228.5887°
    Mean Anomaly (M) 278.8515° 131.4703°
    Apogee 463.532 km 465.923 km
    Perigee 461.950 km 459.353 km
    Orbit Epoch 2026-10-19T03:39:09+0000 2026-10-19T03:01:58+0000

    STARLINK-3253 & STARLINK-37521 Collision Probability (Pc) Trend

    STARLINK-3253 & STARLINK-37521 Collision Probability (Pc) TrendNot Available

    STARLINK-3253 & STARLINK-37521 Miss Distance (Miss Distance) Trend

    STARLINK-3253 & STARLINK-37521 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3253Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37521Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3253Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37521Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3253

    No nearby objects data