Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.441398E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T15:32:44+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53408
    NORAD ID 53408
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    Name STRIX-3
    AOE ID 59224
    NORAD ID 59224
    Object Type PAYLOAD
    Country
    JP JP

    Conjunction Constraints

    Parameter STARLINK-4491 STRIX-3
    Time of Closest Approach 2026-09-13T21:47:57+0000
    Collision Probability (Pc) 2.441398E-6
    Conjunction Distance (km) 2.051 km
    Relative Speed (km/s) 12.721 km/s
    Conjunction Risk Parameters R (Radial): -1.915 | I (In-track): -0.398 | C (Cross-track): -0.613
    Collision Risk Index (CRI) 0.43
    X Position (km) -1845.402 -1845.167
    Position Y (km) -3794.881 -3793.231
    Position Z (km) -5460.057 -5458.862
    Velocity X (km/s) 7.209 -4.052
    Velocity Y (km/s) -2.208 -4.542
    Velocity Z (km/s) -0.903 4.532

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4491 STRIX-3
    Semimajor Axis (a) 6894.743 km 6882.354 km
    Eccentricity (e) 0.000186 0.001440
    Inclination (i) 53.1595° 97.6705°
    RAAN 1.3504° 231.0126°
    Perigee Argument 99.2325° 120.2258°
    Mean Anomaly (M) 116.5749° 240.0404°
    Apogee 517.888 km 514.129 km
    Perigee 515.324 km 494.305 km
    Orbit Epoch 2026-09-11T00:00:04+0000 2026-09-10T22:57:38+0000

    STARLINK-4491 & STRIX-3 Collision Probability (Pc) Trend

    STARLINK-4491 & STRIX-3 Collision Probability (Pc) TrendNot Available

    STARLINK-4491 & STRIX-3 Miss Distance (Miss Distance) Trend

    STARLINK-4491 & STRIX-3 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4491Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STRIX-3Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4491Collision Probability Trend

    Object 1 Probability TrendNot Available

    STRIX-3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4491

    No nearby objects data