Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.672496E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T11:02:29+0800
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    1 Object 1

    Name NESS
    AOE ID 58020
    NORAD ID 58020
    Object Type PAYLOAD
    Country
    FR FR
    VS

    2 Object 2

    AOE ID 68611
    NORAD ID 68611
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter NESS STARLINK-37177
    Time of Closest Approach 2026-09-13T23:30:08+0000
    Collision Probability (Pc) 4.672496E-6
    Conjunction Distance (km) 1.618 km
    Relative Speed (km/s) 12.392 km/s
    Conjunction Risk Parameters R (Radial): -1.525 | I (In-track): -0.318 | C (Cross-track): -0.432
    Collision Risk Index (CRI) 0.48
    X Position (km) -963.444 -963.251
    Position Y (km) 1182.913 1183.527
    Position Z (km) -6678.343 -6679.826
    Velocity X (km/s) 7.281 -0.487
    Velocity Y (km/s) -1.78 7.471
    Velocity Z (km/s) -1.367 1.395

    Orbital Parameters 国际轨道数据源

    Parameter NESS STARLINK-37177
    Semimajor Axis (a) 6846.059 km 6843.645 km
    Eccentricity (e) 0.000446 0.000193
    Inclination (i) 97.5887° 97.2841°
    RAAN 342.5424° 92.6613°
    Perigee Argument 245.3624° 92.7397°
    Mean Anomaly (M) 114.7153° 267.4067°
    Apogee 470.979 km 466.833 km
    Perigee 464.865 km 464.183 km
    Orbit Epoch 2026-09-11T17:05:55+0000 2026-09-11T12:20:18+0000

    NESS & STARLINK-37177 Collision Probability (Pc) Trend

    NESS & STARLINK-37177 Collision Probability (Pc) TrendNot Available

    NESS & STARLINK-37177 Miss Distance (Miss Distance) Trend

    NESS & STARLINK-37177 Miss Distance (Miss Distance) TrendNot Available

    NESSMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37177Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NESSCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37177Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NESS

    No nearby objects data