Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.552668E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-27T11:05:22+0800
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    1 Object 1

    AOE ID 49738
    NORAD ID 49738
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    Name POSAT 2
    AOE ID 63488
    NORAD ID 63488
    Object Type PAYLOAD
    Country
    PT PT

    Conjunction Constraints

    Parameter STARLINK-3143 POSAT 2
    Time of Closest Approach 2026-08-27T22:27:11+0000
    Collision Probability (Pc) 3.552668E-6
    Conjunction Distance (km) 1.826 km
    Relative Speed (km/s) 14.127 km/s
    Conjunction Risk Parameters R (Radial): -0.312 | I (In-track): -0.657 | C (Cross-track): -1.673
    Collision Risk Index (CRI) 0.46
    X Position (km) -3964.626 -3966.264
    Position Y (km) 3272.94 3272.303
    Position Z (km) 4599.18 4598.688
    Velocity X (km/s) -1.56 -3.008
    Velocity Y (km/s) -6.637 4.203
    Velocity Z (km/s) 3.369 -5.575

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3143 POSAT 2
    Semimajor Axis (a) 6905.072 km 6900.678 km
    Eccentricity (e) 0.000217 0.000414
    Inclination (i) 53.2151° 97.4811°
    RAAN 108.6408° 312.4029°
    Perigee Argument 77.3371° 254.4947°
    Mean Anomaly (M) 282.7866° 105.5828°
    Apogee 528.432 km 525.398 km
    Perigee 525.438 km 519.684 km
    Orbit Epoch 2026-08-25T16:18:18+0000 2026-08-26T14:08:00+0000

    STARLINK-3143 & POSAT 2 Collision Probability (Pc) Trend

    STARLINK-3143 & POSAT 2 Collision Probability (Pc) TrendNot Available

    STARLINK-3143 & POSAT 2 Miss Distance (Miss Distance) Trend

    STARLINK-3143 & POSAT 2 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3143Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    POSAT 2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3143Collision Probability Trend

    Object 1 Probability TrendNot Available

    POSAT 2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3143

    No nearby objects data