Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.469405E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T08:16:11+0800
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    1 Object 1

    AOE ID 53007
    NORAD ID 53007
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59391
    NORAD ID 59391
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4215 STARLINK-31644
    Time of Closest Approach 2026-09-14T03:59:09+0000
    Collision Probability (Pc) 1.469405E-6
    Conjunction Distance (km) 2.554 km
    Relative Speed (km/s) 11.666 km/s
    Conjunction Risk Parameters R (Radial): 2.502 | I (In-track): -0.325 | C (Cross-track): 0.401
    Collision Risk Index (CRI) 0.38
    X Position (km) 2860.143 2860.73
    Position Y (km) -5678.502 -5680.813
    Position Z (km) -2525.797 -2526.711
    Velocity X (km/s) 5.364 3.43
    Velocity Y (km/s) 0.295 4.133
    Velocity Z (km/s) 5.423 -5.422

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4215 STARLINK-31644
    Semimajor Axis (a) 6837.879 km 6840.886 km
    Eccentricity (e) 0.000120 0.000135
    Inclination (i) 53.1607° 53.1584°
    RAAN 326.5353° 114.1963°
    Perigee Argument 81.9528° 113.8039°
    Mean Anomaly (M) 278.1611° 246.3104°
    Apogee 460.561 km 463.670 km
    Perigee 458.923 km 461.828 km
    Orbit Epoch 2026-09-11T12:03:14+0000 2026-09-11T00:02:59+0000

    STARLINK-4215 & STARLINK-31644 Collision Probability (Pc) Trend

    STARLINK-4215 & STARLINK-31644 Collision Probability (Pc) TrendNot Available

    STARLINK-4215 & STARLINK-31644 Miss Distance (Miss Distance) Trend

    STARLINK-4215 & STARLINK-31644 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4215Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31644Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4215Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31644Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4215

    No nearby objects data