Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.47472E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T03:26:31+0800
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    1 Object 1

    AOE ID 55451
    NORAD ID 55451
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57061
    NORAD ID 57061
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5656 STARLINK-5869
    Time of Closest Approach 2026-10-18T22:51:49+0000
    Collision Probability (Pc) 2.47472E-6
    Conjunction Distance (km) 1.918 km
    Relative Speed (km/s) 9.916 km/s
    Conjunction Risk Parameters R (Radial): 0.943 | I (In-track): 1.266 | C (Cross-track): -1.09
    Collision Risk Index (CRI) 0.43
    X Position (km) -4300.53 -4302.387
    Position Y (km) 5014.018 5013.618
    Position Z (km) -1860.515 -1860.776
    Velocity X (km/s) -5.269 -3.521
    Velocity Y (km/s) -2.752 -4.788
    Velocity Z (km/s) 4.773 -4.773

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5656 STARLINK-5869
    Semimajor Axis (a) 6861.198 km 6862.045 km
    Eccentricity (e) 0.000135 0.000087
    Inclination (i) 43.0012° 43.0020°
    RAAN 153.3596° 296.2057°
    Perigee Argument 245.6292° 248.3155°
    Mean Anomaly (M) 114.4418° 111.7604°
    Apogee 483.988 km 484.509 km
    Perigee 482.134 km 483.307 km
    Orbit Epoch 2026-10-18T00:59:46+0000 2026-10-18T09:25:14+0000

    STARLINK-5656 & STARLINK-5869 Collision Probability (Pc) Trend

    STARLINK-5656 & STARLINK-5869 Collision Probability (Pc) TrendNot Available

    STARLINK-5656 & STARLINK-5869 Miss Distance (Miss Distance) Trend

    STARLINK-5656 & STARLINK-5869 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5656Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5869Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5656Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5869Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5656

    No nearby objects data