Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    7.718539E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-15T22:01:23+0800
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    1 Object 1

    AOE ID 25104
    NORAD ID 25104
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69963
    NORAD ID 69963
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter IRIDIUM 45 STARLINK-37931
    Time of Closest Approach 2026-09-16T16:06:04+0000
    Collision Probability (Pc) 7.718539E-5
    Conjunction Distance (km) 0.719 km
    Relative Speed (km/s) 14.261 km/s
    Conjunction Risk Parameters R (Radial): -0.606 | I (In-track): -0.134 | C (Cross-track): -0.361
    Collision Risk Index (CRI) 0.73
    X Position (km) 6679.809 6679.201
    Position Y (km) 134.056 133.674
    Position Z (km) 1466.414 1466.392
    Velocity X (km/s) 1.667 -1.395
    Velocity Y (km/s) 0.529 4.66
    Velocity Z (km/s) -7.413 5.889

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 45 STARLINK-37931
    Semimajor Axis (a) 6804.487 km 6840.815 km
    Eccentricity (e) 0.007296 0.000122
    Inclination (i) 86.3543° 53.1599°
    RAAN 182.6845° 2.6533°
    Perigee Argument 38.5507° 97.5596°
    Mean Anomaly (M) 322.0928° 262.5545°
    Apogee 475.995 km 463.512 km
    Perigee 376.705 km 461.844 km
    Orbit Epoch 2026-09-15T05:13:29+0000 2026-09-14T07:45:34+0000

    IRIDIUM 45 & STARLINK-37931 Collision Probability (Pc) Trend

    IRIDIUM 45 & STARLINK-37931 Collision Probability (Pc) TrendNot Available

    IRIDIUM 45 & STARLINK-37931 Miss Distance (Miss Distance) Trend

    IRIDIUM 45 & STARLINK-37931 Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 45Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37931Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 45Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37931Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 45

    No nearby objects data