Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.921075E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T03:07:12+0800
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    1 Object 1

    AOE ID 53495
    NORAD ID 53495
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 60479
    NORAD ID 60479
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4429 TOMORROW-S1
    Time of Closest Approach 2026-10-30T01:17:16+0000
    Collision Probability (Pc) 7.921075E-7
    Conjunction Distance (km) 2.643 km
    Relative Speed (km/s) 4.298 km/s
    Conjunction Risk Parameters R (Radial): -1.575 | I (In-track): 2.036 | C (Cross-track): 0.597
    Collision Risk Index (CRI) 0.33
    X Position (km) -569.794 -568.032
    Position Y (km) 711.113 712.306
    Position Z (km) -6791.041 -6789.474
    Velocity X (km/s) 4.26 6.982
    Velocity Y (km/s) 6.305 3.029
    Velocity Z (km/s) 0.303 -0.267

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4429 TOMORROW-S1
    Semimajor Axis (a) 6843.705 km 6840.583 km
    Eccentricity (e) 0.000124 0.000384
    Inclination (i) 97.2859° 97.3670°
    RAAN 53.4939° 19.8232°
    Perigee Argument 93.9074° 120.4513°
    Mean Anomaly (M) 266.2311° 239.7110°
    Apogee 466.418 km 465.076 km
    Perigee 464.718 km 459.816 km
    Orbit Epoch 2026-10-27T06:19:36+0000 2026-10-26T16:18:24+0000

    STARLINK-4429 & TOMORROW-S1 Collision Probability (Pc) Trend

    STARLINK-4429 & TOMORROW-S1 Collision Probability (Pc) TrendNot Available

    STARLINK-4429 & TOMORROW-S1 Miss Distance (Miss Distance) Trend

    STARLINK-4429 & TOMORROW-S1 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4429Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TOMORROW-S1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4429Collision Probability Trend

    Object 1 Probability TrendNot Available

    TOMORROW-S1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4429

    No nearby objects data