Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    4.5545E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T22:06:56+0800
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    1 Object 1

    Name INDEX
    AOE ID 28810
    NORAD ID 28810
    Object Type PAYLOAD
    Country
    JP JP
    VS

    2 Object 2

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

    Conjunction Constraints

    Parameter INDEX STARLINK-3143
    Time of Closest Approach 2026-09-06T04:41:52+0000
    Collision Probability (Pc) 4.5545E-5
    Conjunction Distance (km) 0.738 km
    Relative Speed (km/s) 7.384 km/s
    Conjunction Risk Parameters R (Radial): 0.533 | I (In-track): 0.447 | C (Cross-track): -0.247
    Collision Risk Index (CRI) 0.68
    X Position (km) -5107.193 -5106.6
    Position Y (km) -2176.269 -2175.835
    Position Z (km) 4095.411 4095.483
    Velocity X (km/s) -4.608 -0.562
    Velocity Y (km/s) -0.53 -6.391
    Velocity Z (km/s) -6.03 -4.083

    Orbital Parameters 国际轨道数据源

    Parameter INDEX STARLINK-3143
    Semimajor Axis (a) 6909.610 km 6904.071 km
    Eccentricity (e) 0.001885 0.000198
    Inclination (i) 98.0228° 53.2166°
    RAAN 15.0656° 65.6514°
    Perigee Argument 199.7312° 89.0195°
    Mean Anomaly (M) 160.3190° 271.1026°
    Apogee 544.496 km 527.299 km
    Perigee 518.450 km 524.569 km
    Orbit Epoch 2026-09-04T05:59:31+0000 2026-09-04T04:34:05+0000

    INDEX & STARLINK-3143 Collision Probability (Pc) Trend

    INDEX & STARLINK-3143 Collision Probability (Pc) TrendNot Available

    INDEX & STARLINK-3143 Miss Distance (Miss Distance) Trend

    INDEX & STARLINK-3143 Miss Distance (Miss Distance) TrendNot Available

    INDEXMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3143Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    INDEXCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3143Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with INDEX

    No nearby objects data