Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.194485E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T03:12:13+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 54098
    NORAD ID 54098
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58378
    NORAD ID 58378
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5217 STARLINK-30920
    Time of Closest Approach 2026-10-29T02:21:49+0000
    Collision Probability (Pc) 1.194485E-6
    Conjunction Distance (km) 1.75 km
    Relative Speed (km/s) 1.916 km/s
    Conjunction Risk Parameters R (Radial): -1.703 | I (In-track): -0.392 | C (Cross-track): -0.051
    Collision Risk Index (CRI) 0.37
    X Position (km) -714.881 -715.093
    Position Y (km) -4077.386 -4076.302
    Position Z (km) -5453.214 -5451.858
    Velocity X (km/s) 7.582 7.32
    Velocity Y (km/s) -0.554 -2.057
    Velocity Z (km/s) -0.58 0.579

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5217 STARLINK-30920
    Semimajor Axis (a) 6840.892 km 6840.768 km
    Eccentricity (e) 0.000111 0.000117
    Inclination (i) 53.1610° 53.1591°
    RAAN 12.4122° 354.6743°
    Perigee Argument 90.4690° 316.8460°
    Mean Anomaly (M) 269.6440° 43.2451°
    Apogee 463.517 km 463.432 km
    Perigee 461.993 km 461.830 km
    Orbit Epoch 2026-10-26T05:59:42+0000 2026-10-26T04:23:20+0000

    STARLINK-5217 & STARLINK-30920 Collision Probability (Pc) Trend

    STARLINK-5217 & STARLINK-30920 Collision Probability (Pc) TrendNot Available

    STARLINK-5217 & STARLINK-30920 Miss Distance (Miss Distance) Trend

    STARLINK-5217 & STARLINK-30920 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5217Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30920Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5217Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30920Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5217

    No nearby objects data