Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.422909E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T00:15:57+0800
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    1 Object 1

    AOE ID 53258
    NORAD ID 53258
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63003
    NORAD ID 63003
    Object Type PAYLOAD
    Country
    ES ES

    Conjunction Constraints

    Parameter STARLINK-4127 FOSSASAT2E20 (TAT-O)
    Time of Closest Approach 2026-10-20T23:14:49+0000
    Collision Probability (Pc) 1.422909E-6
    Conjunction Distance (km) 2.703 km
    Relative Speed (km/s) 12.89 km/s
    Conjunction Risk Parameters R (Radial): -1.582 | I (In-track): -1.183 | C (Cross-track): 1.844
    Collision Risk Index (CRI) 0.38
    X Position (km) 4215.163 4214.963
    Position Y (km) -102.13 -100.565
    Position Z (km) 5387.016 5389.21
    Velocity X (km/s) 1.561 -5.922
    Velocity Y (km/s) 7.395 -1.434
    Velocity Z (km/s) -1.079 4.594

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4127 FOSSASAT2E20 (TAT-O)
    Semimajor Axis (a) 6848.801 km 6846.211 km
    Eccentricity (e) 0.000122 0.000175
    Inclination (i) 53.1562° 97.3056°
    RAAN 255.0691° 7.0954°
    Perigee Argument 99.2310° 216.6217°
    Mean Anomaly (M) 260.8830° 143.4905°
    Apogee 471.499 km 469.273 km
    Perigee 469.829 km 466.875 km
    Orbit Epoch 2026-10-20T07:09:08+0000 2026-10-19T23:30:50+0000

    STARLINK-4127 & FOSSASAT2E20 (TAT-O) Collision Probability (Pc) Trend

    STARLINK-4127 & FOSSASAT2E20 (TAT-O) Collision Probability (Pc) TrendNot Available

    STARLINK-4127 & FOSSASAT2E20 (TAT-O) Miss Distance (Miss Distance) Trend

    STARLINK-4127 & FOSSASAT2E20 (TAT-O) Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4127Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FOSSASAT2E20 (TAT-O)Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4127Collision Probability Trend

    Object 1 Probability TrendNot Available

    FOSSASAT2E20 (TAT-O)Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4127

    No nearby objects data