Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.710871E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:10:12+0800
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    1 Object 1

    AOE ID 53004
    NORAD ID 53004
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64703
    NORAD ID 64703
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4253 STARLINK-34470
    Time of Closest Approach 2026-10-21T14:11:06+0000
    Collision Probability (Pc) 3.710871E-6
    Conjunction Distance (km) 1.486 km
    Relative Speed (km/s) 5.853 km/s
    Conjunction Risk Parameters R (Radial): 1.231 | I (In-track): -0.766 | C (Cross-track): -0.323
    Collision Risk Index (CRI) 0.46
    X Position (km) 1393.358 1394.14
    Position Y (km) 3946.807 3946.94
    Position Z (km) -5428.568 -5429.823
    Velocity X (km/s) -6.683 -2.361
    Velocity Y (km/s) 3.554 6.135
    Velocity Z (km/s) 0.869 3.853

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4253 STARLINK-34470
    Semimajor Axis (a) 6848.846 km 6852.650 km
    Eccentricity (e) 0.000170 0.000476
    Inclination (i) 53.1584° 69.9998°
    RAAN 154.2916° 101.6548°
    Perigee Argument 96.8914° 276.6998°
    Mean Anomaly (M) 263.2280° 83.3636°
    Apogee 471.871 km 477.775 km
    Perigee 469.547 km 471.251 km
    Orbit Epoch 2026-10-20T00:57:28+0000 2026-10-20T11:46:08+0000

    STARLINK-4253 & STARLINK-34470 Collision Probability (Pc) Trend

    STARLINK-4253 & STARLINK-34470 Collision Probability (Pc) TrendNot Available

    STARLINK-4253 & STARLINK-34470 Miss Distance (Miss Distance) Trend

    STARLINK-4253 & STARLINK-34470 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4253Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34470Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4253Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34470Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4253

    No nearby objects data