Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.341686E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T23:25:27+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 60479
    NORAD ID 60479
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65934
    NORAD ID 65934
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TOMORROW-S1 STARLINK-33921
    Time of Closest Approach 2026-10-18T04:10:38+0000
    Collision Probability (Pc) 2.341686E-6
    Conjunction Distance (km) 2.163 km
    Relative Speed (km/s) 14.592 km/s
    Conjunction Risk Parameters R (Radial): -1.106 | I (In-track): -0.55 | C (Cross-track): -1.775
    Collision Risk Index (CRI) 0.42
    X Position (km) -6043.69 -6043.294
    Position Y (km) -800.371 -798.627
    Position Z (km) -3114.538 -3113.321
    Velocity X (km/s) 3.255 -1.868
    Velocity Y (km/s) 1.539 -5.428
    Velocity Z (km/s) -6.726 5.027

    Orbital Parameters 国际轨道数据源

    Parameter TOMORROW-S1 STARLINK-33921
    Semimajor Axis (a) 6840.991 km 6840.767 km
    Eccentricity (e) 0.000327 0.000119
    Inclination (i) 97.3665° 53.1577°
    RAAN 10.1245° 214.5834°
    Perigee Argument 143.1150° 110.7496°
    Mean Anomaly (M) 217.0319° 249.3634°
    Apogee 465.092 km 463.447 km
    Perigee 460.616 km 461.813 km
    Orbit Epoch 2026-10-16T23:06:14+0000 2026-10-17T04:52:48+0000

    TOMORROW-S1 & STARLINK-33921 Collision Probability (Pc) Trend

    TOMORROW-S1 & STARLINK-33921 Collision Probability (Pc) TrendNot Available

    TOMORROW-S1 & STARLINK-33921 Miss Distance (Miss Distance) Trend

    TOMORROW-S1 & STARLINK-33921 Miss Distance (Miss Distance) TrendNot Available

    TOMORROW-S1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33921Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TOMORROW-S1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33921Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TOMORROW-S1

    No nearby objects data