Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.691797E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T06:05:05+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53674
    NORAD ID 53674
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 62392
    NORAD ID 62392
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4620 TOMORROW-S3
    Time of Closest Approach 2026-10-22T05:10:29+0000
    Collision Probability (Pc) 3.691797E-6
    Conjunction Distance (km) 1.798 km
    Relative Speed (km/s) 14.035 km/s
    Conjunction Risk Parameters R (Radial): 1.734 | I (In-track): 0.18 | C (Cross-track): 0.441
    Collision Risk Index (CRI) 0.46
    X Position (km) -5906.556 -5904.881
    Position Y (km) 851.4 851.565
    Position Z (km) -3378.732 -3378.098
    Velocity X (km/s) -3.513 1.283
    Velocity Y (km/s) 1.628 -6.444
    Velocity Z (km/s) 6.564 -3.867

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4620 TOMORROW-S3
    Semimajor Axis (a) 6861.913 km 6852.397 km
    Eccentricity (e) 0.000166 0.000368
    Inclination (i) 97.2856° 45.0021°
    RAAN 164.9847° 333.9756°
    Perigee Argument 87.4042° 314.7092°
    Mean Anomaly (M) 63.9824° 45.3492°
    Apogee 484.916 km 476.780 km
    Perigee 482.636 km 471.740 km
    Orbit Epoch 2026-10-19T12:00:02+0000 2026-10-19T04:08:40+0000

    STARLINK-4620 & TOMORROW-S3 Collision Probability (Pc) Trend

    STARLINK-4620 & TOMORROW-S3 Collision Probability (Pc) TrendNot Available

    STARLINK-4620 & TOMORROW-S3 Miss Distance (Miss Distance) Trend

    STARLINK-4620 & TOMORROW-S3 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4620Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TOMORROW-S3Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4620Collision Probability Trend

    Object 1 Probability TrendNot Available

    TOMORROW-S3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4620

    No nearby objects data