Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.277518E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:10:44+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 51957
    NORAD ID 51957
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 52657
    NORAD ID 52657
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3694 STARLINK-4084
    Time of Closest Approach 2026-09-12T17:40:01+0000
    Collision Probability (Pc) 2.277518E-6
    Conjunction Distance (km) 2.048 km
    Relative Speed (km/s) 11.303 km/s
    Conjunction Risk Parameters R (Radial): 1.382 | I (In-track): -1.015 | C (Cross-track): 1.119
    Collision Risk Index (CRI) 0.42
    X Position (km) -4387.788 -4389.725
    Position Y (km) -4262.079 -4261.854
    Position Z (km) -3086.323 -3086.946
    Velocity X (km/s) 1.744 5.391
    Velocity Y (km/s) -5.446 -1.903
    Velocity Z (km/s) 5.047 -5.047

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3694 STARLINK-4084
    Semimajor Axis (a) 6847.914 km 6848.888 km
    Eccentricity (e) 0.000135 0.000096
    Inclination (i) 53.1587° 53.1609°
    RAAN 254.2680° 31.5280°
    Perigee Argument 275.1451° 80.7079°
    Mean Anomaly (M) 84.9397° 279.4030°
    Apogee 470.702 km 471.406 km
    Perigee 468.852 km 470.096 km
    Orbit Epoch 2026-09-11T01:06:20+0000 2026-09-10T16:11:22+0000

    STARLINK-3694 & STARLINK-4084 Collision Probability (Pc) Trend

    STARLINK-3694 & STARLINK-4084 Collision Probability (Pc) TrendNot Available

    STARLINK-3694 & STARLINK-4084 Miss Distance (Miss Distance) Trend

    STARLINK-3694 & STARLINK-4084 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3694Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4084Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3694Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4084Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3694

    No nearby objects data