Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.866433E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T21:38:32+0800
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    1 Object 1

    AOE ID 48148
    NORAD ID 48148
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 56346
    NORAD ID 56346
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2491 STARLINK-5837
    Time of Closest Approach 2026-10-21T00:43:57+0000
    Collision Probability (Pc) 2.866433E-6
    Conjunction Distance (km) 1.87 km
    Relative Speed (km/s) 11.233 km/s
    Conjunction Risk Parameters R (Radial): -0.864 | I (In-track): 1.13 | C (Cross-track): -1.213
    Collision Risk Index (CRI) 0.44
    X Position (km) 553.928 553.201
    Position Y (km) -4098.425 -4100.143
    Position Z (km) 5444.573 5444.438
    Velocity X (km/s) 7.4 -2.382
    Velocity Y (km/s) 1.791 5.682
    Velocity Z (km/s) 0.593 4.51

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2491 STARLINK-5837
    Semimajor Axis (a) 6846.879 km 6843.718 km
    Eccentricity (e) 0.000320 0.000144
    Inclination (i) 53.1599° 97.2854°
    RAAN 200.6697° 286.0802°
    Perigee Argument 101.5366° 96.7477°
    Mean Anomaly (M) 258.5995° 263.3930°
    Apogee 470.934 km 466.564 km
    Perigee 466.550 km 464.598 km
    Orbit Epoch 2026-10-20T05:35:00+0000 2026-10-19T17:10:41+0000

    STARLINK-2491 & STARLINK-5837 Collision Probability (Pc) Trend

    STARLINK-2491 & STARLINK-5837 Collision Probability (Pc) TrendNot Available

    STARLINK-2491 & STARLINK-5837 Miss Distance (Miss Distance) Trend

    STARLINK-2491 & STARLINK-5837 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2491Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5837Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2491Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5837Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2491

    No nearby objects data