Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.619248E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T19:29:47+0800
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    1 Object 1

    AOE ID 57877
    NORAD ID 57877
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59493
    NORAD ID 59493
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30284 STARLINK-31678
    Time of Closest Approach 2026-10-30T07:40:19+0000
    Collision Probability (Pc) 4.619248E-6
    Conjunction Distance (km) 1.476 km
    Relative Speed (km/s) 7.901 km/s
    Conjunction Risk Parameters R (Radial): 0.212 | I (In-track): -1.25 | C (Cross-track): -0.754
    Collision Risk Index (CRI) 0.48
    X Position (km) 4683.779 4684.513
    Position Y (km) -3537.797 -3536.521
    Position Z (km) -3556.725 -3556.617
    Velocity X (km/s) 5.56 2.294
    Velocity Y (km/s) 3.967 6.434
    Velocity Z (km/s) 3.379 -3.379

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30284 STARLINK-31678
    Semimajor Axis (a) 6861.211 km 6861.227 km
    Eccentricity (e) 0.000131 0.000128
    Inclination (i) 43.0015° 42.9994°
    RAAN 13.7737° 113.1406°
    Perigee Argument 267.9934° 259.6178°
    Mean Anomaly (M) 104.1212° 292.1658°
    Apogee 483.974 km 483.971 km
    Perigee 482.174 km 482.209 km
    Orbit Epoch 2026-10-28T12:00:02+0000 2026-10-28T10:00:02+0000

    STARLINK-30284 & STARLINK-31678 Collision Probability (Pc) Trend

    STARLINK-30284 & STARLINK-31678 Collision Probability (Pc) TrendNot Available

    STARLINK-30284 & STARLINK-31678 Miss Distance (Miss Distance) Trend

    STARLINK-30284 & STARLINK-31678 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30284Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31678Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30284Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31678Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30284

    No nearby objects data