Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.993666E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T00:24:08+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58509
    NORAD ID 58509
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 61857
    NORAD ID 61857
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31020 STARLINK-32451
    Time of Closest Approach 2026-10-28T18:29:50+0000
    Collision Probability (Pc) 3.993666E-6
    Conjunction Distance (km) 1.602 km
    Relative Speed (km/s) 9.341 km/s
    Conjunction Risk Parameters R (Radial): 0.303 | I (In-track): 1.239 | C (Cross-track): 0.97
    Collision Risk Index (CRI) 0.47
    X Position (km) 5612.247 5611.759
    Position Y (km) 2957.554 2959.074
    Position Z (km) 2606.516 2606.638
    Velocity X (km/s) -1.236 -4.387
    Velocity Y (km/s) 6.164 4.503
    Velocity Z (km/s) -4.318 4.317

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31020 STARLINK-32451
    Semimajor Axis (a) 6860.804 km 6861.072 km
    Eccentricity (e) 0.000266 0.000204
    Inclination (i) 43.0014° 42.9976°
    RAAN 240.7501° 8.3230°
    Perigee Argument 292.6819° 218.8372°
    Mean Anomaly (M) 67.3752° 141.2334°
    Apogee 484.489 km 484.334 km
    Perigee 480.845 km 481.536 km
    Orbit Epoch 2026-10-27T13:37:05+0000 2026-10-27T14:06:15+0000

    STARLINK-31020 & STARLINK-32451 Collision Probability (Pc) Trend

    STARLINK-31020 & STARLINK-32451 Collision Probability (Pc) TrendNot Available

    STARLINK-31020 & STARLINK-32451 Miss Distance (Miss Distance) Trend

    STARLINK-31020 & STARLINK-32451 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31020Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32451Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31020Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32451Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31020

    No nearby objects data