Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.323592E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-30T04:48:15+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 54177
    NORAD ID 54177
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58951
    NORAD ID 58951
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5186 STARLINK-31330
    Time of Closest Approach 2026-10-30T21:32:08+0000
    Collision Probability (Pc) 1.323592E-6
    Conjunction Distance (km) 2.348 km
    Relative Speed (km/s) 7.539 km/s
    Conjunction Risk Parameters R (Radial): -0.463 | I (In-track): 2 | C (Cross-track): -1.137
    Collision Risk Index (CRI) 0.37
    X Position (km) 2577.417 2575.317
    Position Y (km) 3945.078 3946.07
    Position Z (km) 4949.014 4948.677
    Velocity X (km/s) -7.057 -4.07
    Velocity Y (km/s) 1.345 5.921
    Velocity Z (km/s) 2.597 -2.596

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5186 STARLINK-31330
    Semimajor Axis (a) 6840.900 km 6840.591 km
    Eccentricity (e) 0.000151 0.000167
    Inclination (i) 53.1620° 53.1597°
    RAAN 14.4046° 297.2939°
    Perigee Argument 70.6626° 96.7176°
    Mean Anomaly (M) 289.4539° 72.1072°
    Apogee 463.795 km 463.597 km
    Perigee 461.731 km 461.311 km
    Orbit Epoch 2026-10-28T20:47:35+0000 2026-10-29T02:00:02+0000

    STARLINK-5186 & STARLINK-31330 Collision Probability (Pc) Trend

    STARLINK-5186 & STARLINK-31330 Collision Probability (Pc) TrendNot Available

    STARLINK-5186 & STARLINK-31330 Miss Distance (Miss Distance) Trend

    STARLINK-5186 & STARLINK-31330 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5186Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31330Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5186Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31330Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5186

    No nearby objects data