Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.306075E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T13:02:06+0800
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    1 Object 1

    AOE ID 53619
    NORAD ID 53619
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68719
    NORAD ID 68719
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4609 STARLINK-36686
    Time of Closest Approach 2026-09-05T12:18:25+0000
    Collision Probability (Pc) 1.306075E-6
    Conjunction Distance (km) 2.73 km
    Relative Speed (km/s) 11.399 km/s
    Conjunction Risk Parameters R (Radial): 2.712 | I (In-track): 0.213 | C (Cross-track): -0.219
    Collision Risk Index (CRI) 0.37
    X Position (km) -2774.179 -2775.553
    Position Y (km) 5508.396 5510.447
    Position Z (km) -2961.829 -2962.992
    Velocity X (km/s) -5.641 -3.424
    Velocity Y (km/s) -0.083 -4.482
    Velocity Z (km/s) 5.14 -5.139

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4609 STARLINK-36686
    Semimajor Axis (a) 6837.869 km 6840.842 km
    Eccentricity (e) 0.000091 0.000130
    Inclination (i) 53.1585° 53.1586°
    RAAN 141.4651° 279.4655°
    Perigee Argument 101.2949° 104.8802°
    Mean Anomaly (M) 258.8157° 255.2345°
    Apogee 460.354 km 463.593 km
    Perigee 459.110 km 461.817 km
    Orbit Epoch 2026-09-04T17:42:09+0000 2026-09-04T16:37:31+0000

    STARLINK-4609 & STARLINK-36686 Collision Probability (Pc) Trend

    STARLINK-4609 & STARLINK-36686 Collision Probability (Pc) TrendNot Available

    STARLINK-4609 & STARLINK-36686 Miss Distance (Miss Distance) Trend

    STARLINK-4609 & STARLINK-36686 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4609Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36686Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4609Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36686Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4609

    No nearby objects data