Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    2.572605E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T15:27:00+0800
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    1 Object 1

    AOE ID 57809
    NORAD ID 57809
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 57820
    NORAD ID 57820
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30374 STARLINK-30409
    Time of Closest Approach 2026-09-23T16:14:49+0000
    Collision Probability (Pc) 2.572605E-7
    Conjunction Distance (km) 2.576 km
    Relative Speed (km/s) 0.002 km/s
    Conjunction Risk Parameters R (Radial): -2.054 | I (In-track): 0.235 | C (Cross-track): -1.534
    Collision Risk Index (CRI) 0.23
    X Position (km) 3505.029 3504.07
    Position Y (km) 4812.488 4810.107
    Position Z (km) -3421.713 -3421.921
    Velocity X (km/s) -6.394 -6.395
    Velocity Y (km/s) 2.136 2.137
    Velocity Z (km/s) -3.548 -3.548

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30374 STARLINK-30409
    Semimajor Axis (a) 6863.699 km 6861.252 km
    Eccentricity (e) 0.000121 0.000186
    Inclination (i) 43.0006° 43.0062°
    RAAN 267.7054° 271.0566°
    Perigee Argument 275.0180° 282.0886°
    Mean Anomaly (M) 85.0534° 77.9758°
    Apogee 486.390 km 484.388 km
    Perigee 484.734 km 481.842 km
    Orbit Epoch 2026-09-10T22:39:20+0000 2026-09-10T08:41:52+0000

    STARLINK-30374 & STARLINK-30409 Collision Probability (Pc) Trend

    STARLINK-30374 & STARLINK-30409 Collision Probability (Pc) TrendNot Available

    STARLINK-30374 & STARLINK-30409 Miss Distance (Miss Distance) Trend

    STARLINK-30374 & STARLINK-30409 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30374Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30409Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30374Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30409Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30374

    No nearby objects data