Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.31727E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-15T05:50:50+0800
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    1 Object 1

    AOE ID 40978
    NORAD ID 40978
    Object Type ROCKET BODY
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55398
    NORAD ID 55398
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ATLAS 5 CENTAUR R/B STARLINK-5275
    Time of Closest Approach 2026-10-15T10:56:55+0000
    Collision Probability (Pc) 6.31727E-6
    Conjunction Distance (km) 1.454 km
    Relative Speed (km/s) 11.669 km/s
    Conjunction Risk Parameters R (Radial): -0.966 | I (In-track): -0.681 | C (Cross-track): -0.845
    Collision Risk Index (CRI) 0.51
    X Position (km) -812.406 -813.37
    Position Y (km) -4131.567 -4130.87
    Position Z (km) 5525.983 5525.147
    Velocity X (km/s) 4.384 5.156
    Velocity Y (km/s) -5.272 4.057
    Velocity Z (km/s) -3.182 3.785

    Orbital Parameters 国际轨道数据源

    Parameter ATLAS 5 CENTAUR R/B STARLINK-5275
    Semimajor Axis (a) 6925.102 km 6950.195 km
    Eccentricity (e) 0.012044 0.000293
    Inclination (i) 64.7647° 69.9992°
    RAAN 120.9891° 233.6984°
    Perigee Argument 8.3440° 269.9261°
    Mean Anomaly (M) 351.9643° 90.1562°
    Apogee 630.374 km 574.097 km
    Perigee 463.556 km 570.019 km
    Orbit Epoch 2026-10-14T05:45:14+0000 2026-10-14T02:38:48+0000

    ATLAS 5 CENTAUR R/B & STARLINK-5275 Collision Probability (Pc) Trend

    ATLAS 5 CENTAUR R/B & STARLINK-5275 Collision Probability (Pc) TrendNot Available

    ATLAS 5 CENTAUR R/B & STARLINK-5275 Miss Distance (Miss Distance) Trend

    ATLAS 5 CENTAUR R/B & STARLINK-5275 Miss Distance (Miss Distance) TrendNot Available

    ATLAS 5 CENTAUR R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5275Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ATLAS 5 CENTAUR R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5275Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ATLAS 5 CENTAUR R/B

    No nearby objects data