Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.028344E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T17:19:05+0800
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    1 Object 1

    AOE ID 51994
    NORAD ID 51994
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 60600
    NORAD ID 60600
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3647 STARLINK-31923
    Time of Closest Approach 2026-09-06T03:53:00+0000
    Collision Probability (Pc) 1.028344E-6
    Conjunction Distance (km) 2.924 km
    Relative Speed (km/s) 8.802 km/s
    Conjunction Risk Parameters R (Radial): -2.903 | I (In-track): -0.278 | C (Cross-track): -0.207
    Collision Risk Index (CRI) 0.35
    X Position (km) 4077.585 4079.515
    Position Y (km) -2914.363 -2915.316
    Position Z (km) 4642.223 4644.202
    Velocity X (km/s) 1.195 6.067
    Velocity Y (km/s) 6.823 3.339
    Velocity Z (km/s) 3.225 -3.224

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3647 STARLINK-31923
    Semimajor Axis (a) 6837.912 km 6840.903 km
    Eccentricity (e) 0.000115 0.000129
    Inclination (i) 53.1604° 53.1611°
    RAAN 289.9660° 200.4079°
    Perigee Argument 82.0651° 83.7690°
    Mean Anomaly (M) 278.0483° 276.3460°
    Apogee 460.565 km 463.650 km
    Perigee 458.985 km 461.882 km
    Orbit Epoch 2026-09-04T03:12:06+0000 2026-09-03T14:23:14+0000

    STARLINK-3647 & STARLINK-31923 Collision Probability (Pc) Trend

    STARLINK-3647 & STARLINK-31923 Collision Probability (Pc) TrendNot Available

    STARLINK-3647 & STARLINK-31923 Miss Distance (Miss Distance) Trend

    STARLINK-3647 & STARLINK-31923 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3647Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31923Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3647Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31923Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3647

    No nearby objects data