Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.493563E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:33:55+0800
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    1 Object 1

    AOE ID 50203
    NORAD ID 50203
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69616
    NORAD ID 69616
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3257 KUIPER-00549
    Time of Closest Approach 2026-09-05T22:18:53+0000
    Collision Probability (Pc) 1.493563E-6
    Conjunction Distance (km) 2.486 km
    Relative Speed (km/s) 11.068 km/s
    Conjunction Risk Parameters R (Radial): 1.179 | I (In-track): 1.508 | C (Cross-track): 1.586
    Collision Risk Index (CRI) 0.38
    X Position (km) 5825.99 5827.581
    Position Y (km) -1673.276 -1671.457
    Position Z (km) -3197.07 -3197.651
    Velocity X (km/s) -1.084 3.917
    Velocity Y (km/s) 5.689 4.411
    Velocity Z (km/s) -4.961 4.829

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3257 KUIPER-00549
    Semimajor Axis (a) 6848.880 km 6840.169 km
    Eccentricity (e) 0.000134 0.000688
    Inclination (i) 53.1606° 51.8795°
    RAAN 150.8927° 18.4567°
    Perigee Argument 92.3874° 192.8635°
    Mean Anomaly (M) 267.7281° 167.2176°
    Apogee 471.664 km 466.739 km
    Perigee 469.822 km 457.325 km
    Orbit Epoch 2026-09-03T17:41:57+0000 2026-09-03T20:25:07+0000

    STARLINK-3257 & KUIPER-00549 Collision Probability (Pc) Trend

    STARLINK-3257 & KUIPER-00549 Collision Probability (Pc) TrendNot Available

    STARLINK-3257 & KUIPER-00549 Miss Distance (Miss Distance) Trend

    STARLINK-3257 & KUIPER-00549 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3257Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00549Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3257Collision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00549Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3257

    No nearby objects data