Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.863316E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T14:23:22+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 57983
    NORAD ID 57983
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66331
    NORAD ID 66331
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30515 STARLINK-35257
    Time of Closest Approach 2026-09-07T15:51:51+0000
    Collision Probability (Pc) 2.863316E-6
    Conjunction Distance (km) 1.814 km
    Relative Speed (km/s) 9.835 km/s
    Conjunction Risk Parameters R (Radial): -0.747 | I (In-track): -1.264 | C (Cross-track): -1.063
    Collision Risk Index (CRI) 0.44
    X Position (km) 2728.207 2727.002
    Position Y (km) 5966.248 5967.586
    Position Z (km) 1999.975 2000.191
    Velocity X (km/s) -5.901 -4.704
    Velocity Y (km/s) 1.115 3.732
    Velocity Z (km/s) 4.702 -4.702

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30515 STARLINK-35257
    Semimajor Axis (a) 6861.416 km 6861.170 km
    Eccentricity (e) 0.000085 0.000164
    Inclination (i) 43.0022° 43.0029°
    RAAN 61.8737° 280.5785°
    Perigee Argument 275.2408° 278.9663°
    Mean Anomaly (M) 84.8346° 81.1003°
    Apogee 483.862 km 484.156 km
    Perigee 482.696 km 481.910 km
    Orbit Epoch 2026-09-04T21:50:35+0000 2026-09-04T19:42:48+0000

    STARLINK-30515 & STARLINK-35257 Collision Probability (Pc) Trend

    STARLINK-30515 & STARLINK-35257 Collision Probability (Pc) TrendNot Available

    STARLINK-30515 & STARLINK-35257 Miss Distance (Miss Distance) Trend

    STARLINK-30515 & STARLINK-35257 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30515Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35257Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30515Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35257Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30515

    No nearby objects data