Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    7.922844E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T08:21:48+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 57918
    NORAD ID 57918
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63803
    NORAD ID 63803
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30499 STARLINK-33951
    Time of Closest Approach 2026-09-13T12:43:13+0000
    Collision Probability (Pc) 7.922844E-6
    Conjunction Distance (km) 1.299 km
    Relative Speed (km/s) 9.347 km/s
    Conjunction Risk Parameters R (Radial): -0.869 | I (In-track): -0.765 | C (Cross-track): -0.586
    Collision Risk Index (CRI) 0.53
    X Position (km) 4458.17 4458.293
    Position Y (km) 4524.945 4523.696
    Position Z (km) -2598.524 -2598.189
    Velocity X (km/s) -5.53 -3.049
    Velocity Y (km/s) 2.967 5.485
    Velocity Z (km/s) -4.326 4.327

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30499 STARLINK-33951
    Semimajor Axis (a) 6861.205 km 6861.075 km
    Eccentricity (e) 0.000104 0.000078
    Inclination (i) 43.0035° 43.0062°
    RAAN 215.8633° 95.4287°
    Perigee Argument 267.7382° 296.9332°
    Mean Anomaly (M) 92.3351° 63.1440°
    Apogee 483.784 km 483.474 km
    Perigee 482.352 km 482.402 km
    Orbit Epoch 2026-09-10T14:44:28+0000 2026-09-09T06:52:20+0000

    STARLINK-30499 & STARLINK-33951 Collision Probability (Pc) Trend

    STARLINK-30499 & STARLINK-33951 Collision Probability (Pc) TrendNot Available

    STARLINK-30499 & STARLINK-33951 Miss Distance (Miss Distance) Trend

    STARLINK-30499 & STARLINK-33951 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30499Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33951Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30499Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33951Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30499

    No nearby objects data