Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.765162E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T07:08:45+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58480
    NORAD ID 58480
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66973
    NORAD ID 66973
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30984 STARLINK-35778
    Time of Closest Approach 2026-10-21T19:08:55+0000
    Collision Probability (Pc) 6.765162E-7
    Conjunction Distance (km) 2.764 km
    Relative Speed (km/s) 3.569 km/s
    Conjunction Risk Parameters R (Radial): 0.639 | I (In-track): 2.614 | C (Cross-track): -0.627
    Collision Risk Index (CRI) 0.32
    X Position (km) -2285.494 -2282.87
    Position Y (km) 4631.488 4632.244
    Position Z (km) -4520.713 -4520.293
    Velocity X (km/s) -6.122 -7.163
    Velocity Y (km/s) -4.331 -2.222
    Velocity Z (km/s) -1.343 1.341

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30984 STARLINK-35778
    Semimajor Axis (a) 6861.217 km 6861.140 km
    Eccentricity (e) 0.000123 0.000150
    Inclination (i) 43.0020° 42.9981°
    RAAN 241.0084° 201.2532°
    Perigee Argument 265.7682° 254.1184°
    Mean Anomaly (M) 94.3029° 105.9502°
    Apogee 483.924 km 484.031 km
    Perigee 482.236 km 481.975 km
    Orbit Epoch 2026-10-19T04:50:09+0000 2026-10-19T03:08:21+0000

    STARLINK-30984 & STARLINK-35778 Collision Probability (Pc) Trend

    STARLINK-30984 & STARLINK-35778 Collision Probability (Pc) TrendNot Available

    STARLINK-30984 & STARLINK-35778 Miss Distance (Miss Distance) Trend

    STARLINK-30984 & STARLINK-35778 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30984Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35778Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30984Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35778Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30984

    No nearby objects data