Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.823738E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-31T00:26:43+0800
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    1 Object 1

    AOE ID 49410
    NORAD ID 49410
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

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

    Conjunction Constraints

    Parameter STARLINK-3147 NESS
    Time of Closest Approach 2026-08-30T16:48:20+0000
    Collision Probability (Pc) 4.823738E-6
    Conjunction Distance (km) 1.662 km
    Relative Speed (km/s) 14.746 km/s
    Conjunction Risk Parameters R (Radial): -0.372 | I (In-track): 0.433 | C (Cross-track): 1.561
    Collision Risk Index (CRI) 0.49
    X Position (km) 5721.991 5722.353
    Position Y (km) -3490.171 -3488.636
    Position Z (km) 1403.893 1404.417
    Velocity X (km/s) 3.497 -1.866
    Velocity Y (km/s) 3.342 -0.068
    Velocity Z (km/s) -5.905 7.401

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3147 NESS
    Semimajor Axis (a) 6848.883 km 6847.024 km
    Eccentricity (e) 0.000115 0.000414
    Inclination (i) 53.1590° 97.5885°
    RAAN 160.8317° 329.9624°
    Perigee Argument 90.9944° 302.0297°
    Mean Anomaly (M) 269.1189° 58.0542°
    Apogee 471.531 km 471.722 km
    Perigee 469.961 km 466.052 km
    Orbit Epoch 2026-08-30T00:25:41+0000 2026-08-30T10:29:05+0000

    STARLINK-3147 & NESS Collision Probability (Pc) Trend

    STARLINK-3147 & NESS Collision Probability (Pc) TrendNot Available

    STARLINK-3147 & NESS Miss Distance (Miss Distance) Trend

    STARLINK-3147 & NESS Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3147Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NESSMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3147Collision Probability Trend

    Object 1 Probability TrendNot Available

    NESSCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3147

    No nearby objects data