Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.120851E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-15T15:00:57+0800
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    1 Object 1

    AOE ID 48474
    NORAD ID 48474
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53664
    NORAD ID 53664
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2697 STARLINK-4471
    Time of Closest Approach 2026-09-15T17:30:42+0000
    Collision Probability (Pc) 2.120851E-6
    Conjunction Distance (km) 2.162 km
    Relative Speed (km/s) 12.399 km/s
    Conjunction Risk Parameters R (Radial): -2.022 | I (In-track): -0.435 | C (Cross-track): 0.627
    Collision Risk Index (CRI) 0.42
    X Position (km) 2425.652 2424.792
    Position Y (km) -3356.009 -3355.685
    Position Z (km) -5462.65 -5460.694
    Velocity X (km/s) 6.553 -4.772
    Velocity Y (km/s) 3.849 3.873
    Velocity Z (km/s) 0.546 -4.502

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2697 STARLINK-4471
    Semimajor Axis (a) 6848.896 km 6843.724 km
    Eccentricity (e) 0.000145 0.000309
    Inclination (i) 53.1614° 97.2832°
    RAAN 31.8306° 134.2356°
    Perigee Argument 88.5178° 82.5666°
    Mean Anomaly (M) 271.5989° 277.5928°
    Apogee 471.753 km 467.704 km
    Perigee 469.765 km 463.470 km
    Orbit Epoch 2026-09-14T18:23:28+0000 2026-09-14T09:10:28+0000

    STARLINK-2697 & STARLINK-4471 Collision Probability (Pc) Trend

    STARLINK-2697 & STARLINK-4471 Collision Probability (Pc) TrendNot Available

    STARLINK-2697 & STARLINK-4471 Miss Distance (Miss Distance) Trend

    STARLINK-2697 & STARLINK-4471 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2697Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4471Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2697Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4471Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2697

    No nearby objects data