Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.190946E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T21:00:04+0800
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    1 Object 1

    AOE ID 51881
    NORAD ID 51881
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    Name SARI-1
    AOE ID 66668
    NORAD ID 66668
    Object Type PAYLOAD
    Country
    BR BR

    Conjunction Constraints

    Parameter STARLINK-3504 SARI-1
    Time of Closest Approach 2026-10-29T03:53:04+0000
    Collision Probability (Pc) 2.190946E-6
    Conjunction Distance (km) 1.772 km
    Relative Speed (km/s) 5.815 km/s
    Conjunction Risk Parameters R (Radial): 1.135 | I (In-track): 1.256 | C (Cross-track): 0.524
    Collision Risk Index (CRI) 0.42
    X Position (km) 6535.642 6536.451
    Position Y (km) 1751.677 1752.25
    Position Z (km) 1003.806 1005.274
    Velocity X (km/s) -2.067 -0.823
    Velocity Y (km/s) 4.237 -1.248
    Velocity Z (km/s) 6.009 7.486

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3504 SARI-1
    Semimajor Axis (a) 6840.865 km 6837.713 km
    Eccentricity (e) 0.000123 0.000498
    Inclination (i) 53.1598° 97.3921°
    RAAN 14.4138° 14.6065°
    Perigee Argument 79.7888° 246.4368°
    Mean Anomaly (M) 280.3253° 113.6353°
    Apogee 463.570 km 462.980 km
    Perigee 461.886 km 456.172 km
    Orbit Epoch 2026-10-27T22:08:12+0000 2026-10-27T15:52:30+0000

    STARLINK-3504 & SARI-1 Collision Probability (Pc) Trend

    STARLINK-3504 & SARI-1 Collision Probability (Pc) TrendNot Available

    STARLINK-3504 & SARI-1 Miss Distance (Miss Distance) Trend

    STARLINK-3504 & SARI-1 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3504Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SARI-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3504Collision Probability Trend

    Object 1 Probability TrendNot Available

    SARI-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3504

    No nearby objects data